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甲氧苄氨嘧啶-D9
杀虫丹砜(乙硫苯威砜) 标准品
50908, Titania (8.23 m2/g) (nitrogen BET specific surface area) 标准品
盐酸二甲双胍-d6溶液,100ppm
哌草磷(Piperophos) 标准品
AOZ D4(办证)
咪唑嗪 BePure-24100XM
Chlorotriphenylmethane (无证书)
5-Methyl-2-thiophenecarboxaldehyde (无证书)
Thiamethoxam,