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氯乙烯标准溶液,75-01-4,analytical standard,2000ug/ml in Methanol
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三氟化硼/甲醇混合物 (20% solution in methanol) for synthesis
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三氟化硼/甲醇混合物 (20% solution in methanol) for synthesis
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阿特拉津标准溶液,1912-24-9,100ug/ml in acetone,u=4%
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EPA 502 VOC 有机挥发物混标,53 components each 200μg/mL in methanol solution
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氟氰戊菊酯标准溶液,70124-77-5,0.100mg/mL in methanol
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倍硫磷标准溶液,55-38-9,analytical standard,100ug/ml in acetone,u=4%,
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间甲酚标准溶液,108-39-4,analytical standard,0.98mg/ml in methanol
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甲基毒死蜱标准溶液,5598-13-0,100ug/ml in acetone,u=6~4%
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100ug/ml标准品
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