¥30.00 ~ 958.00
二苯并噻吩
132-65-0 | C12H8S
¥536.00
2,3,3',4,4',5'-六氯联苯
69782-90-7 | C12H4Cl6
¥1199.00
茶黄素-3,3'-双没食子酸酯
33377-72-9 | C43H32O20
¥84.00 ~ 671.00
α-藏花素
42553-65-1 | C44H64O24
¥738.00 ~ 874.00
N-亚硝基二正丁胺
924-16-3 | C8H18N2O
¥164.00
乐果标准溶液
60-51-5 | C5H12NO3PS2