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Methyl Esters in Beef Tallow 标准品
高效氟吡甲禾灵溶液, 100ppm
N-(3-Acetylthio-2-methylpropanoyl)glycine tert-Butyl Ester
1,5-二羟基萘 标准品
Triethylene glycol diacetate
1.6-Heptadiyne
21种混标 Bepure-33187YA-d
异胡薄荷醇, (-)-(SG) 标准品
First Standard® 甲醇中氟嘧菌酯溶液,100μg/mL
EPA 8270 Calibration Mix in Dichloromethane