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(S)-(-)-Cotinine
4-Bromophenyl phenyl ether (phenyl-d5)
辛硫磷溶液, 1000ppm
3-Pentyl-2,2,3,4,4-d5 Alcohol 标准品
1.8-Dimethyl naphthalene Solution 100ug/ml in Toluene
Crotamiton-d7
First Standard® 甲醇中倍硫磷砜溶液,100μg/mL
甲醇中丁嗪草酮溶液(含干冰运输费)
丙酮中三环唑溶液标准物质
DIPHENYLAMINE(RG) 标准品