Tris-(hydroxymethyl)aminomethan 99,9 Buffer_substance, Analysis_biochemical_purposes
Dodávateľ: VWR Chemicals
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Varování
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Synonymá:
2-Amino-2-(hydroxymethyl)propane-1,3-diol(tris), Tromethamine, Tris(hydroxymethyl)methylamine, 2-Amino-2-(hydroxymethyl)propane-1,3-diol, 2-Amino-2-(hydroxymethyl)-1,3-propanediol, Trizma(R) base, TRIS base, THAM
28808.294EA
314.44
EUR
28808.294
28808.440
Tris-(hydroxymethyl)aminomethan 99,9 Buffer_substance, Analysis_biochemical_purposes
Tris-(hydroxymethyl)aminomethan
Vzorec:
NH₂C(CH₂OH)₃ Mw: 121.14 Teplota varu: 357 Teplota tavenia: 169…172 °C Hustota: 1.328 g/cm³ (20 °C) Skladovacia teplota: Ambient |
Číslo MDL:
MFCD00004679 Číslo CAS: 77-86-1 EINECS: 201-064-4 Merck Index: 13,09842 |
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Výsledky špecifikačného testu
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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