| 单词 |
ehrlich benzaldehyde reaction |
| 释义 |
Ehrlich benzaldehyde reaction Ehr·lich benz·al·de·hyde re·ac·tion (ār'lik), a test for urobilinogen in the urine by dissolving 2 g of dimethyl-p-aminobenzaldehyde in 100 mL of 5% hydrochloric acid and adding this reagent to urine; a red color in the cold indicates the presence of an excessive amount of urobilinogen.Ehr·lich benz·al·de·hyde re·ac·tion (ār'lik benz-al'dĕ-hīd rē-ak'shŭn) A test for urobilinogen in the urine, by dissolving 2 g of dimethyl-p-aminobenzaldehyde in 100 mL of 5% hydrochloric acid and adding this reagent to urine; a red color in cold temperatures indicates the presence of an excessive amount of urobilinogen. |
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