色谱甲醇
分类: 最上层
发布时间: 2018-08-13 11:33
色谱甲醇是由北京捷特澳科贸有限公司代理或销售的品牌的试剂,产品来源于美国JTBaker。北京捷特澳科贸有限公司是中国最权威的色谱甲醇试剂销售服务商之一,在北京等地方销售色谱甲醇试剂已经多年。生物在线为您提供众多企业色谱甲醇仪器产品及图片,以便挑选到性价比高,合适的色谱甲醇产品
Assay (CH3OH)(by GC, corrected for water) | min. 99.8 % |
Ultraviolet Absorbance(1.00-cm cell vs. water): | |
400-254 nm | max. 0.01 |
225 nm | max. 0.15 |
UV Cut-off, nm | max. 205 |
Gradient Elution Test (a.u.): | |
254 nm | max. 0.002 |
Fluorescence Trace Impurities, in ppb, measured as Quinine Base: | |
at 450 nm Emission | max. 0.3 |
at Emission Maximum for Impurities | max. 1.0 |
Acetone | max. 0.001 % |
Residue after Evaporation | max. 1 ppm |
Titrable Acid (µeq/g) | max. 0.3 |
Titrable Base (µeq/g) | max. 0.1 |
Water (by KF, coulometric) | max. 0.05 % |
For Laboratory, Research or Manufacturing Use |