规格纯度
全部
[GCS,≥99.5%(GC)]
[98.5%]
[试剂级， 99.0%]
[优级试剂， 99.5%]
[AR, ≥99%]
[PureSpectra, 光谱纯, ≥99%]
[Standard for GC, ≥99.5%(GC)]
[spectrophotometric grade, ≥99%]
[CP,98.5%]
[AR,99%]
[ GR,99.5%]
[Standard for GC,≥99.5%(GC)]
[GR,99.5%]
[99%]
[99.5%用于合成]
[99%用于合成]
[99.5%]
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