API, Pharma Intermediates, Extracts manufacturer / supplier in China, offering ISO Certified Reference Material Methyl 4-Bromo-1-Methyl-1h-Pyrazole-3-Carboxylate Purity Degree 99% CAS No. 211738-66-8, Factory Price Purity Degree Mabr 6876-37-5 99.8%, Factory Price Mai 14965-49-2 99.8% and so on.