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Theophylline-D6, 100 μg/mL 标准品
EPA 8270半挥发性混标(64组分) 标准品
22种β-受体激动剂混标 BePure-30608XM
去甲基磺酰草吡唑
四氯乙烯标准品
PUNYW26368160 Midodrine Related Compound A (Desglymidodrine)
乙烯菌核利溶液, 1000ppm
Bishopane Kit (including 2350.32-100-IO)(5 samples, 9 compounds)
2,3'-Dichlorobiphenyl Solution 100ug/ml in Hexane (无证书)
二苯甲醇