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锶标准溶液,7440-24-6,100ug/mL in 5%HCl
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丙酮中乙嘧硫磷标准溶液,38260-54-7,analytical standard,100ug/ml in acetone
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异丙醇中杀铃脲标准溶液,64628-44-0,analytical standard,100ug/ml in isopropanol
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除草醚标准溶液,1836-75-5,analytical standard,100ug/ml in petroleum ether
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五氯硝基苯标准溶液,82-68-8,analytical standard,100ug/ml in benzene
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氰戊菊酯标准溶液,51630-58-1,analytical standard,100ug/ml in petroleum ether
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alpha-六六六标准溶液,319-84-6,analytical standard,50ug/ml in methanol:toluene(4:1)
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砷标准溶液,7440-38-2,analytical standard, 100ug/ml in 1%HNO3
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First Standard® 甲苯中乙霉威溶液,100μg/mL
Diethofencarb solution in Toluene, 100ug/mlFirst Standard®天津
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First Standard® 甲苯中苯氧威溶液, 100μg/mL
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