質(zhì)量標(biāo)準(zhǔn)
品級Grade 99.9 %
外觀Appearance Grey to purple or brown powder or lumps
紅外光譜鑒別Infrared spectrometry Conforms to structure
核磁共振Proton NMR Spectrum Conforms to structure
純度Purity(titration with KMnO4) 97-103 %
痕量金屬Trace analysis ICP ≤200 ppm
純度Purity based on trace metals analysis ≥99.9 %
品級Grade 98%
外觀Appearance Grey to purple or brown powder or lumps
紅外光譜鑒別Infrared spectrometry Conforms to structure
純度Purity ≥98.0 %
外觀Appearance Grey to purple or brown powder or lumps
紅外光譜鑒別Infrared spectrometry Conforms to structure
核磁共振Proton NMR Spectrum Conforms to structure
純度Purity(titration with KMnO4) 97-103 %
痕量金屬Trace analysis ICP ≤200 ppm
純度Purity based on trace metals analysis ≥99.9 %
品級Grade 98%
外觀Appearance Grey to purple or brown powder or lumps
紅外光譜鑒別Infrared spectrometry Conforms to structure
純度Purity ≥98.0 %
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