更多phenylhydrazine例句

1. Phenylhydrazine is a colourless oily liquid which turns brown on exposure.
2. Zinc dust and alcoholic acetic acid reduce it to aniline and phenylhydrazine.
3. After fermenting away the hexoses, the residue was treated with phenylhydrazine and an osazone separated.
4. With Phenylhydrazine hydrochloride and sodium acetate in aqueous solution it forms a glucosazone, melting at 199°.