Phthalic anhydride factory supply top quality CAS no 85-44-9 with high performance English Phthalic anhydride Appearance White flake or crystalline powder Application Used as an analytical reagent, also used in ... Read More
Naphthol AS-D intermediates for solvent dyes EINECS 205-205-0 Top selling chemical factory price made in china PRODUCT DESCRIOTION N.O. Items as-e 1 Appearance Light yellow powder 2 Color shade simalar standard ... Read More