甲氯松CAS 4732-48-3J-13010-5C22H28Cl2O4Pregna-1,4-diene-3,20-dione, 9,11-dichloro-17,21-dihydroxy-16-methyl-, (11β,16α)-卤代烃0 家供应商 —查看详情
3-氯-2-羟丙基三甲基氯化铵CAS 3327-22-8J-50183-7C6H15Cl2NO3-Chloro-2-hydroxypropyltrimethylammonium chloride卤代烃0 家供应商 —查看详情