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猪肉粉中的卡巴氧 BQC1341120921
甲醇中灭线磷溶液 广电计量
1,1,1,3,6,8,8,8-Octachlorooctane
a.b-Endosulfan Solution 100ug/ml in Hexane
Massachusetts EPH - Fractionation Surrogate Spiking Mixture #2 2000ug/ml in Hexane
(办证) DNOC D5 (ring D2, methyl D3),100ng/ul 标准品
氯氟吡氧乙酸溶液,1000ppm
Di-tert-octyl diphenyl oxide
2.4-D propylene glycol ester
4-Methyldodecane