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Spiroxamine
蔬果磷 BePure-22301
8270 CALIBRATION MIX 4, 1X1ML, CH2CL2 2000UG/ML 标准品
GPC标样-普鲁兰多糖(聚麦芽三糖)(Mw 657900) 标准品
Method 6020 CLP-M (in 4% HNO3 +Tr HF)(有证书)
PFBOA methylglyoxalaldoxime (syn/anti), 100μg/ml in n-hexane
FAPAS 奶粉中重金属(含铝) 质控样
3-Hydroxy-4-nitro benzoic acid (无证书)
Purgeables Mixture C 200ug/ml in Methanol
First Standard® 磺噻隆