As hydrogen peroxide decomposes to oxygen and water, the resulting rate of the evolution of oxygen and I 2 vary periodically. |
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Without catalysis, hydrogen peroxide decomposes slowly over time to form water and oxygen gas. |
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That doesn't produce enough hydrogen peroxide to oxidize all organic matter in the soil. |
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Novel catalysts capable of rendering both polar and non-polar organic fuels hypergolic with rocket-grade hydrogen peroxide are disclosed. |
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It has been demonstrated, for example, that NAC has the ability to scavenge hydrogen peroxide, hypochlorous acid and the hydroxyl radical. |
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In mammalian neutrophils, myeloperoxidase is a key player, converting hydrogen peroxide to hypochlorous acid. |
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In this regard, it has been proposed that there is participation of a peroxidase in the formation of the peroxide. |
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The peroxidase catalyzes transfer of electrons between peroxide and another compound. |
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Remember peroxide is bleach so test an inconspicuous spot first for color fastness. |
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It turns out that all permanent dye must use PPD to adhere to the hair shaft and peroxide to open it. |
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Jason washed his hair in the tub while Emily mixed a light solution of peroxide and water to bleach his hair. |
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I followed my cousin's instructions and put a combination of peroxide, lemon juice and Sun-In through my black hair. |
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I was brought up in West Bromwich, and spent my formative years dyeing my hair peroxide blonde and scowling a lot. |
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Subsequent oxidation-reduction reactions can also produce superoxide anions, hydrogen peroxide and hydroxyl radicals. |
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Her two friends standing either side of the peroxide blonde, whose ample bosom was spilling out of her tight top, sneered at me. |
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Like benzoyl peroxide, sulfur keeps bacteria in check and works wonders on whiteheads, blackheads and pimples. |
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In the absence of other electron acceptors, the addition of either peroxide induced oxygen evolution in wild-type Synechocystis. |
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Over-the-counter drugs such as carbamide peroxide, benzocaine, menthol, or eucalyptol can lessen the pain. |
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If you have been using bleach to whiten clothes and they are now graying, switch to peroxide. |
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Effect of mercuric chloride on solute permeability of hydrogen peroxide in a Chara internode. |
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It is not surprising to find a very high level of functional redundancy among enzymes involved in the detoxification of hydrogen peroxide. |
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Other chemicals Spry discussed include peracetic acid, hydrogen peroxide, formalin, and methyl methacrylate. |
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Benzoyl peroxide rapidly decomposes into benzoic acid and hydrogen peroxide and is also safe. |
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Treatment is similar to that of mild acne, consisting of topical benzoyl peroxide. |
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Topical antibiotics commonly are used in conjunction with retinoids or benzoyl peroxide in patients with any degree of inflammatory acne. |
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Dry the feet, then rub on a small amount of any generic brand of acne treatment cream containing 10 percent benzoyl peroxide. |
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I caught the red mixture of blood and peroxide in the cotton wads and wiped it away. |
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The solution used to bleach hair softens and swells the cuticles cells, but it also contain hydrogen peroxide to release oxygen. |
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Sodium chlorite, hypochlorite, perborate, and peroxide are used to bleach paper, cotton, and rayon. |
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An EU ruling makes it illegal to supply hydrogen peroxide bleach at over 0.1 per cent concentration. |
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Inside is a solution of an oxalate ester and a fluorescent dye, as well as a smaller glass tube that contains hydrogen peroxide. |
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Sulfur is just as effective as benzoyl peroxide at fighting inflammation, but it also unclogs pores. |
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In the free radical polymerization of ethylene to form polyethylene, a small amount of a peroxide is added to a large volume of ethylene. |
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To remove stains from clothing, try soaking fabrics in water mixed with borax, lemon juice, hydrogen peroxide, washing soda, or white vinegar. |
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On non-washable materials try a little borax or hydrogen peroxide to get the last traces out. |
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Although hydrogen peroxide functions as a disinfectant, it contains toxins harmful to the health. |
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Peroxidases are haem-containing enzymes which mediate oxidation of a variety of molecules using hydrogen peroxide as an electron acceptor. |
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Newer methods of sterilization include alternatives to ethylene oxide, such as low temperature hydrogen peroxide gas plasma and peracetic acid. |
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The organisms also produce organic compounds such as lactic acid, hydrogen peroxide and acetic acid. |
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They have devised an ultrasound hydrogen peroxide vapor inhalator that allows oxygen radicals to be generated and breathed in. |
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I never shaved my head, but I definitely mixed my own packets of peroxide, and put big fat streaks of blonde in my hair. |
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Some substances are capable of acting either as reductants or as oxidants, e.g., hydrogen peroxide and nitrous acid. |
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These versatile molecules function as catalysts in the hydrogen peroxide bleaching process. |
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To keep his milk house clean, he uses hydrogen peroxide and an organic non-chemical cleaner. |
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The disorder is associated with a build-up of the oxygen-related molecule hydrogen peroxide in the skin. |
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Virtually all pathogenic bacteria, viruses and fungi are anaerobic and will be killed by hydrogen peroxide. |
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A tall, reedy blonde girl stood in front of her, chewing on a piece of her peroxide hair. |
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Their hairdos are miracles of invention and peroxide, with enough hairspray on them to stop a palm tree rustling in a hurricane. |
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Triclosan is a common active ingredient in washing-up liquids, and hydrogen peroxide is used as a sterilant for babies' feeding bottles. |
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In addition, normal cell growth could be restored by addition of catalase to the medium, breaking down the hydrogen peroxide to oxygen and water. |
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If the stain refuses to budge, soak a heavy-duty paper towel with straight peroxide laying the towel on top of the stain. |
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I managed to get the stain out with some hydrogen peroxide and a little scrubbing. |
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Hydrogen peroxide content is determined by titrating with standardized ceric sulfate to pale blue endpoint using ferroin indicator. |
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Briefly, plasma lactic acid is converted to pyruvate and hydrogen peroxide by lactate oxidase. |
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Because it is an oxidizer, benzoyl peroxide may bleach clothing or other linens. |
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Catalase acts as a free radical scavenger by neutralizing superoxide radical anion and hydrogen peroxide. |
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Superoxides react with water to produce molecular oxygen and hydrogen peroxide. |
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This can be carried out using chemical oxidation agents such as hydrogen peroxide, ozone, or potassium dichromate. |
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Formation of ROS occurs through several univalent reduction steps, yielding first the superoxide anion, then hydrogen peroxide and the hydroxyl radical, and finally water. |
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A prettyish girl, somewhere on the plump-curvy continuum, she dyed her hair a too-brash blonde, and years of peroxide abuse had reduced it to a frizzy, frazzled mess. |
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Epoxidation, the conversion of an olefin to a cyclic ether through reaction with hydrogen peroxide, a peracid, or oxygen, is an important chemical technique. |
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We know you've heard of peroxide 'cos we can see your trailer-park roots. |
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Hair could be bleached with peroxide or dyed only black or brown. |
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He had a bright purple suit on and had dyed his hair peroxide blond. |
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In addition, probiotics exert protective effects through production of hydrogen peroxide and benzoic acid, which inhibit many pathogenic, acid sensitive bacteria. |
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In pure water irradiated by ultrasound under aerobic conditions, it is possible to find free oxygen and hydrogen, hydrogen peroxide and superoxide, nitrous and nitric acids. |
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She had long peroxide colored hair and amazingly light hazel eyes. |
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This device was inserted into a main vein in her chest wall earlier in December to enable her to receive direct infusions of nutrients, vitamins and hydrogen peroxide. |
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Ascorbic acid is a small, water-soluble anti-oxidant molecule which acts as a primary substrate in the cyclic pathway for enzymatic detoxification of hydrogen peroxide. |
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Covering her peroxide blond bob was a knit cap that sprouted an enormous feather and lace from its frontal lobe. |
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With his peroxide head bowed, eyes closed, the old man feels his way forward, bandy legs shuffling, shoulders stooped, senses bat sharp, as keen as razor wire. |
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Five years ago, she said, he tried to kill himself by ingesting ibuprofen and hydrogen peroxide. |
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Ironically, she dyed her hair with a diabolical cocktail of peroxide, household bleach, soap flakes and ammonia until it all fell out and she was forced to wear a wig. |
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Typically, hydrogen peroxide is an oxidizing and reducing agent. |
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In over-the-counter treatments, peroxide bleaches your pearly whites. |
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Someone once told me that peroxide punky stripes on spiked hair was cool. |
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Thus, even though water and hydrogen peroxide are markedly polar substances, their compositions are correctly given by the covalencies of hydrogen and oxygen. |
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Of the above-mentioned chemical species only hydrogen peroxide is relatively stable and able to penetrate the plasma membrane as an uncharged molecule. |
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Their spikey, peroxide blonde locks mean they do have quite a similarity. |
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Her pout turned into a grimace, when the peroxide started to bubble. |
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Patients with mild inflammatory acne should be started on a twice-daily regimen of an antibacterial agent such as benzoyl peroxide, azelaic acid or a topical antibiotic. |
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Degradation of hydrogen peroxide via catalase produced by bacterial cells, including nonviable cells, requires a concerted systems effort by a group of bacteria. |
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Although there are, as far as is known, no quantitative data, hydrogen peroxide is usually thought to move rapidly across the membranes of cells and organelles. |
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The peroxide, he says, wouldn't penetrate very deep beneath the surface. |
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Jessica got some peroxide, some toilet paper, and a band-aid for me. |
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A woman steps out, quite tall with peroxide blonde hair, looks English. |
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The most simple case of such a chemical reaction is the decomposition of hydrogen peroxide in the presence of the enzyme catalase inside the cell. |
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Store-bought whiteners take longer because they have a lower concentration of peroxide than that available in the dental office, a spokesman explained. |
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It has no nitrogen and is easily created when acetone undergoes acid-catalyzed cyclization to form a 9-membered ring containing three peroxide bonds. |
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Superoxide dismutase catalyzes the dismutation of superoxide into oxygen and hydrogen peroxide. |
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When the peroxide is mixed with the resin, it decomposes to generate free radicals, which initiate the curing reaction. |
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To do this, skeins of silk thread are immersed in large tubs of hydrogen peroxide. |
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Sulfuric acid can be produced in the laboratory by burning sulfur in air and dissolving the gas produced in a hydrogen peroxide solution. |
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They contain hydrogen peroxide, HOOH in combination with another material like sodium carbonate or urea. |
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Hydrogen peroxide is produced in very large amounts by several different processes. |
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Sodium percarbonate is produced industrially by reaction of sodium carbonate and hydrogen peroxide, followed by crystallization. |
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Also, dry sodium carbonate may be treated directly with concentrated hydrogen peroxide solution. |
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Sodium perborate is useful because it is a stable, source of peroxide anions. |
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Acneiform Dermatitis Benzoyl peroxide Applied topically Some patients may and antibiotic benefit from oral antibiotic therapy. |
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The products of the CuAO-catalysed oxidative deamination of amines are various aldehydes, ammonia, and hydrogen peroxide. |
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Quaternary ammonium compounds are losing favor to accelerated hydrogen peroxide products for disinfection. |
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Gamma radiolysis of alachlor aqueous solutions in the presence of hydrogen peroxide. |
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Five redox indicators were evaluated against hydrogen peroxide and potassium chlorate. |
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Newly reformulated peroxide concentrates from Techmer PM, Rancho Dominguez, Calif. |
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Safety of autologous drainage blood reinfusion following total knee arthroplasty prepared with hydrogen peroxide. |
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First, unlike the single-ring catechols that autoxidize in water and are strong peroxide generators in cells, DPND does not and is not. |
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One of the newer topicals combines benzoyl peroxide and a retinoid stable in its presence, adapalene. |
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Cambrex, based in East Rutherford, NJ, produces a high-grade benzoyl peroxide API that is made under cGMP and which has a Drug Master File. |
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You've had salicylic acid or benzoyl peroxide unclogging your pores all night, so you don't want to go out in the world and gunk 'em up again. |
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Bis peroxide allows a shorter shelf life and builds more structure faster than benzoyl peroxide. |
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Historically, it was thought that tretinoin would degrade in the presence of light and benzoyl peroxide. |
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On a relative scale, Di-t-butyl peroxide is a relatively unreactive material while benzoyl peroxide is quite reactive. |
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Curoxyl Benzoyl Peroxide Gel USP is a patented, aqueous based, micronized benzoyl peroxide dispersion in the form of a gel. |
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You can also try a wash with benzoyl peroxide and leave It on for a few minutes to let the medication sink in. |
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Hydrogen peroxide and benzoyl peroxide are two commercially approved chemical agents for bleaching liquid whey. |
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The hydrogen peroxide essentially acts as a bleaching agent, turning the hair growing from the follicles either gray or white. |
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Metals management is an important consideration for these aggressive peroxide stages to work effectively and selectively. |
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Supplies a special grade of MEK peroxide designed for safety, which does not require a yellow label. |
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Prescription bleaching kits contain higher levels of carbamide or hydrogen peroxide than their non-prescription counterparts. |
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They enzyme which these fruits and vegetables contain that catalyses hydrogen peroxide is catalase. |
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Iron bound to C particles catalyzed the decomposition of hydrogen peroxide to generate hydroxyl radicals. |
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This paper shows which fruit or vegetable catalyzes hydrogen peroxide most efficiently one hour. |
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Jean Harlow, Hollywood's first blonde bombshell dyed her hair with a mixture of peroxide, household bleach, soapflakes and ammonia. |
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When U937 cells were exposed to hydrogen peroxide, superoxide was produced. |
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Important chemicals used to manufacture paper include caustic soda, soda ash, chlorine, hydrogen peroxide and titanium dioxide. |
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The bleaching responses in a subsequent peroxide stage of chelated pulps were compared. |
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Like pyruvate, ethyl pyruvate could also rapidly and stoichiometrically scavenge hydrogen peroxide. |
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This study shows that POSS containing an acryl group can be potentially used as an effective coagent for the peroxide vulcanization of rubbers. |
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If using a hydrogen peroxide system, be sure to never put the solution directly into your eyes or on the contact lens without first neutralizing. |
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But there was no difference in norbixin recovery from annatto between hydrogen peroxide and benzoyl peroxide. |
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The researchers used peroxide values to establish the primary oxidation state. |
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Hydrogen peroxide is an unstable oxidizing agent, with a large process window that has the potential for reoxidation. |
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Modulation of nitric oxide, hydrogen peroxide and cytokine production in a clonal macrophage model by the trichothecene vomitoxin. |
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The same can be said for treating asthma with hydrogen peroxide, infections with Goldenseal or cancer with coffee enemas. |
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Effect of hydrogen peroxide and sodium perborate on biomechanical properties of human dentine. |
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The peroxide blonde actress's final episode of Coronation Street in 1995 was watched by 19 million viewers, one-third of the UK population. |
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The most recognisable feature of Sara's dressing is her waistlong, poker straight, peroxide blonde hair. |
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Former Atomic Kitten Jenny Frost and the Personal Overhaul Device give makeunders to a peroxide blonde and a fake tan addict. |
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For the purpose of disinfesting seeds, the calcium hypochlorite is the most used one, besides hydrogen peroxide and sodium hypochlorite. |
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In the presence of air, and especially in the presence of hydrogen peroxide, silver dissolves readily in aqueous solutions of cyanide. |
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Hence, it does not have the negative imprimatur associated with hydrogen peroxide, ozone, or photoluminescence. |
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In this case, the peroxide radicals were predominately consumed by the silane, which resulted in low terminal double bond formation. |
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With the new technology, peroxymonosulfuric acid can be produced without hydrogen peroxide but by electrolyzing the sulfuric acid. |
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Venous oxygen embolism produced by injection of hydrogen peroxide into an enterocutaneous fistula. |
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Therefore, it does appear that a reduced amount of ascorbate would reach the interstitial fluid, with relatively little hydrogen peroxide. |
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At each sample time, scientists determined the products' oxidative stability index, peroxide value, free fatty acid value and fatty acid profile. |
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The latter can undergo dismutation to form hydrogen peroxide. |
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Typical oxidizing agents include persalts such as the alkali metal and ammonium persulfates, hydrogen peroxide and organic hydroperoxides such a tert-butylhydroperoxide. |
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Peroxisomal catalase requires hydrogen peroxide to oxidize alcohol. |
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The promo flick sees the ever-trendy Chez trying out a couple of dramatic new looks as she hides her big hair with a series of wigs, even going peroxide blonde. |
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Examples of oxidizing agent initiators are, inter alia, hydrogen peroxide, persulfates such as sodium and potassium persulfate, perborates and also other per compounds. |
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Today, professional whitening techniques go to work on the tooth structure itself, using peroxide to oxidize and decolorize gray and yellow tooth pigments. |
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When blood flow to areas of the brain is restricted, reactive oxygen compounds like superoxide radical anions, hydrogen peroxide, and hydroxyl radicals form and accumulate. |
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The active ingredient is usually hydrogen peroxide or carbamide peroxide. |
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Try one containing benzyl peroxide, which can settle down inflammation. |
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Water-Wet benzoyl peroxide in paste and granular formulations. |
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Dab on a bit of benzoyl peroxide cream either way, and hope for the best. |
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Published in the journal Dermatology and Therapy, the study discovered that the combination of resveratrol and benzoyl peroxide attacked acne bacteria in different ways. |
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You should not use BenzaClin if you are allergic to clindamycin, benzoyl peroxide, or the antibiotic lincomycin, or if you have a history of colitis. |
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This path to apoptosis can be promoted by reactive oxygen-bearing molecules, such as hydrogen peroxide and hydroxyl radicals, which antioxidants ordinarily keep in check. |
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Oxidizing bleaching agents that do not contain chlorine are usually based on peroxides such as hydrogen peroxide, sodium percarbonate and sodium perborate. |
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The ethenyl unsaturated silane monomer methacryloxypropyltrimethoxysilane, the initiator benzoyl peroxide and styrene are of analytical grade and are used as received. |
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We previously showed that the toxic effects of Fenton's reagent were sufficiently reduced by preacclimation of microorganisms to high concentrations of hydrogen peroxide. |
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When peroxide enters cell, it quickly reacts with heme proteins present in the cell to form hypervalent complexes, which can lead to lipid peroxidation. |
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