Ammonium Chloride 99.5%min

4-Amino-3,5-dichloroacetophenone 99% brown powder 37148-48-4 PHE

US $100 / KG

Min. Order: 0.1 KG

HIGH PURE TIN SN 99.999% CHEMICAL BASIC MATERIAL CAS#:7440-31-5

Sodium Nitrite

US $400 / pc

Min. Order: 25 pc

Dioctyl Phthalate 99.5% DOP Kailin

Ammonium Bromide-Photo Grade 99% 99.5%