规格纯度
全部
[≥99.5%(GC)（标准试剂）]
[98%]
[分析对照品,98%]
[95%]
[≥98%(GC),分析标准品]
[2000ug/ml in Purge and Trap Methanol]
[Standard for GC, ≥99.5%(GC)]
[分析标准品, ≥99.5%(GC)]
[≥98%]
[97%]
[分析标准品,≥99.5%(GC)]
[standard for GC,≥99.5%(GC)]
[≥98.0%]
[2000μg/ml,溶于吹扫-捕集甲醇溶液中]
[5.0 mg/mL in MeOH]
[2.0 mg/mL in MeOH]
[0.2 mg/mL in MeOH]
[100 μg/mL in Methanol]
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