diamine

/dahy-uh-meen, dahy-am-in/US // ˈdaɪ əˌmin, daɪˈæm ɪn //UK // (ˈdaɪəˌmiːn, -mɪn, ˌdaɪəˈmiːn) //

二胺,二元胺,二氨,二氨基甲烷

Definitions

n.名词 noun

Azo-dinaphthyl diamine is recognized by its peculiar orange cast, and is turned by hydrochloric acid to a dull, dirty violet.
After dyeing, diazotise and develop with phenylene diamine as described above.
They may even be diazotised and developed with beta-naphthol and phenylene diamine.
Phenol for claret from Diamine cutch, and for gold yellow from Primuline, etc.
Diamine blue B X. Work at the boil to shade, then lift, wash and dry.