| This is filtered off from the alizarin lake, heated to boiling, and acidified with hydrochloric acid. |
| Briefly, the washed hair was digested in an alkaline solution, complexed by cysteine, urea, and cupric ion, then acidified with sulfuric acid. |
| The reaction mixture was poured onto water, acidified and extracted with ethyl acetate. |
| Between fertilizer applications, the pots were kept moist with acidified, deionized water. |
| In the making of fresh-pack pickles, cucumbers are acidified quickly with vinegar. |
| Duplicate water samples were collected in the field, one of which was acidified on site. |
