thauj khoom

Qhia rau:
facebook share khawm
twitter sib koom khawm
linkedin sib koom khawm
pinterest sib koom khawm
share this share khawm

Basic Blue 53

Benzo[d]thiazol-2-amine diazo, thiab N, N-dimethylaniline coupling, lub quaternary ammonium ntsev, Thiab zinc chloride ob chav ntsev los nag..
Muaj:
Nug

Specification

Tiv tauj peb
TSEV