Qingdao Sigma Chemical Co., Ltd.
Country: China (Mainland)
Business Type: Trading Company
High Quality Bufa-4,20,22-trienolide,3-[(6-deoxy-a-L-mannopyranosyl)oxy]-14-hydroxy-,(3b)CAS NO.: 466-06-8
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High Quality 2-(2-Aminoethyl)-1-methylpyrrolidineCAS NO.: 51387-90-7
High Quality 2H-Benzimidazol-2-one,1,3-dihydro-1-(1-methylethenyl)-CAS NO.: 52099-72-6
High Quality 4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-, hydrate (1:2)CAS NO.: 6151-25-3
High Quality Benzene,1-(chloromethyl)-3-methylCAS NO.: 620-19-9