美女网站大全免费看,日韩美女18网站久久精品,www亚洲天堂网站.con,欧美狠狠草,亚洲女人日B,gv天堂gv无码男同在线,日韩一级久久无码免费

Products

People oriented, science and technology first, and win-win cooperation

Naphthol AS-OL

Product name

Naphthol AS-OL

CAS No.

135-62-6

Molecular formula

C18H14NNaO3

Appearance

Beige powder

Purity

Assay: ≥99% (Min)     

Insolubles:≦0.13% (Max)

M.P

≥161.5°C(Min)

Applications

as an organic pigment intermediate

Package

25kgs pp woven bag