产品编号：8013LC4000
产品名称：4L色谱纯四氢呋喃
产品指标：
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检测项目 Test Items |
指标要求Specification |
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含量Assay C4H8O (by GC) , ω / % |
99.9 min |
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密度Density (20℃) , ρ / (g/mL) |
0.886~0.889 |
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蒸发残渣Residue on evaporation , ω / % |
0.0005 max |
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水分Water H2O (by K-F) , ω / % |
0.02 max |
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吸光度 (1cm石英吸收 池水作对照) UV Absorbance (1cm cell vs. water) |
at 212 nm |
1.00 max |
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at 250 nm |
0.25 max |
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at 300 nm |
0.02 max |
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at 350 nm |
0.01 max |
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at 400 nm |
0.01 max |
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