规格纯度
全部
[GR,99.5%]
[98%]
[优级纯, 适用于分析]
[AR, ≥99%]
[超纯级, ≥99.5%(GC)]
[Standard for GC, ≥99.6%(GC)]
[For quantitative detection of free formaldehyde and hydrolyzed formaldehyde]
[优级试剂， 99.5%]
[试剂级， 99%]
[99+%]
[99%]
[HPL C]
[GR,≥99.5%]
[GCS]
[CP,≥98.0%]
[AR,≥99.0%]
[超纯级,≥99.5% (GC)]
[AR,99%]
[Standard for GC,≥99.6%(GC)]
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