三羟甲基氨基甲烷 99.8-100.5%, AnalaR NORMAPUR® 分析试剂
供应商: VWR Chemicals
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Warning
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Synonyms:
Tris
VWRC103156XEA
0
CNY
VWRC103156X
VWRC10315AC
VWRC103157P
VWRC103154M
三羟甲基氨基甲烷 99.8-100.5%, AnalaR NORMAPUR® 分析试剂
三羟甲基氨基甲烷
分子式:
NH₂C(CH₂OH)₃ 分子量: 121,14 g/mol 沸点: 357 °C (1013 hPa) 溶点: 169…172 °C 密度: 1,328 g/cm³ (20 °C) 存储条件: Ambient |
MDL编号:
MFCD00004679 CAS号: 77-86-1 EINECS: 201-064-4 Merck Index: 13,09842 |
产品技术规格
Assay (calculated on anhydrous) | 99.8 - 100.5 % |
Appearance | White crystalline powder |
Identification | Passes test |
Heavy metals (as Pb) | Max. 5 ppm |
Ignition residue (SO4) | Max. 100 ppm |
Insolubility in water | Max. 30 ppm |
Water | Max. 0.1 % |
Cl (Chloride) | Max. 5 ppm |
SO4 (Sulphate) | Max. 5 ppm |
As (Arsenic) | Max. 0.2 ppm |
Ca (Calcium) | Max. 10 ppm |
Cd (Cadmium) | Max. 0.1 ppm |
Cu (Copper) | Max. 0.1 ppm |
Fe (Iron) | Max.1 ppm |
K (Potassium) | Max. 1 ppm |
Mg (Magnesium) | Max. 0.3 ppm |
Na (Sodium) | Max. 5 ppm |
Pb (Lead) | Max. 0.1 ppm |
Absorbance (280 nm) (0.5 mol/l) | Max. 0.05 |
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