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杀螨酯
A0303269 草铵膦 CAS号443-48-1
4-Hydroxyisophthalic acid (4-Hydroxybenzene-1,3-dicarboxylic acid)
JWH-018 COOH-d6
GOSSYPETIN-3,7,3',4'-TETRAMETHYLETHER(RG) 标准品
Poly(vinyl acetate) (无证书)
First Standard® 卤甲松
久效威亚砜 BePure-26017XM
First Standard® 甲醇中异噁草酮溶液,100μg/mL
2,4-D ethylhexyl ester 标准品