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Phthalate esters 标准品
2-Amino-6-chloro-[(4-methylphenyl)thio]-9-(2’,3’,5’-tri-O-acetyl-β-D-ribofuranosyl)purine
甲醇中甲基苯噻隆
First Standard® 茉莉酮
trans-Stilbene
1-Chlorooctadecane Solution 1000ug/ml in Hexane
聚环氧乙烷(Mp 70,000)
肉糜中鹿源性成分(定性)质控样
槐耳菌质
Acetoacetanilide