Tris(hydroxymethyl)aminomethane (TRIS, Trometamol) ≥99.9% buffer substance, for analysis and biochemical purposes

: VWR Chemicals

Tris(hydroxymethyl)aminomethane (TRIS, Trometamol) ≥99.9% buffer substance, for analysis and biochemical purposes

: VWR Chemicals

:77-86-1

:NH₂C(CH₂OH)₃

:MFCD00004679

:121.14 g/mol

:13,09842

:357 °C (1013 hPa)

:169…172 °C

:1.328 g/cm³ (20 °C)

:201-064-4

:GHS07

:Ambient

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

2,5L Plastic bottle for solids DIN 80 (ZPACK13252500)

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