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吡氟氯禾灵 标准品
PUNYW26956408 NADPH Impurity 1
甲苯/异辛烷(1:1)中o,p’-DDD溶液
Titanyl neodecanoate (无证书)
First Standard® (E)-苯氧菌胺
苊烯
脱叶磷溶液,100ppm
8种氯苯和26种有机氯农药混标 (HJ 699-2014)
2-(Trifluoromethyl)phenyl isothiocyanate (无证书)
N-Acetyl Folic Acid-d4