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一溴二氯甲烷标准溶液,75-27-4,2000ug/ml in Purge and Trap Methanol
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DEF standard 农药
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硫酸锌溶液,7733-02-0,0.05 M (M/20)
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甲醇中甲基立枯磷溶液,57018-04-9,1000μg/mL in Methanol,不确定度:2%
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甲醇中甲基立枯磷溶液,57018-04-9,100μg/mL in Methanol,不确定度:3%
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磷腈碱P4-t-Bu 溶液,111324-04-0,~0.8 M in hexane
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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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丙酮中乙嘧硫磷标准溶液,38260-54-7,analytical standard,10ug/ml in acetone
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丙酮中乙嘧硫磷标准溶液
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甲酸叶醇酯
存在于芦笋,苹果,紫罗兰叶,风信子中。 cis-3-Hexenyl formate is a flavor and fragrance ester[1
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