Tris-(hydroxymethyl)-aminomethaan (TRIS) ≥99.9% buffer substance, for analysis and biochemical purposes
Leverancier: VWR Chemicals
Ratings:
(No Reviews)
Total Ratings: 0
Avg. Ratings: 0.0 out of 5
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Waarschuwing
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Synoniemen:
Tris (Hydroxymethyl) Aminomethane
, Trometamol
, 2-Amino-2-(hydroxymethyl)propane-1,3-diol
28808.440EA
0
EUR
28808.440
28808.294
Tris-(hydroxymethyl)-aminomethaan (TRIS) ≥99.9% buffer substance, for analysis and biochemical purposes
Tris-(hydroxymethyl)-aminomethaan (TRIS)
Formule:
NH₂C(CH₂OH)₃ MW: 121,14 g/mol Kookpunt: 357 °C (1013 hPa) Smeltpunt: 169…172 °C Dichtheid: 1,328 g/cm³ (20 °C) Bewaar temperatuur: Kamertemperatuur |
MDL Nummer:
MFCD00004679 CAS nummer: 77-86-1 EINECS: 201-064-4 Merck Index: 13,09842 |
Specification Test Results
Assay (calculated on dried substance) | Min. 99.9 % |
Colouration (20 %; water) | Max. 20 APHA |
Melting point | Min. 170 °C |
pH (20°C; 5 %) | 10.0 - 11.5 |
Heavy metals (as Pb) | Max. 1 ppm |
Insolubility in water | Max. 50 ppm |
Water | Max. 0.2 % |
Absorbance (260 nm) (1 mol/l) | Max 0.05 |
Absorbance (280 nm) (1 mol/l) | Max. 0.03 |
Absorbance (430 nm) (1 mol/l) | Max. 0.004 |
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