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Tris-(hydroxyméthyl) aminométhane (TRIS, Trométamol) 99,9, ultrapure

Fournisseur: VWR Chemicals
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Synonyms: 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

0497-1KGEA 277 EUR
0497-1KG 0497-5KG 0497-500G 0497-10KG 0497-12KG 0497-50KG
Tris-(hydroxyméthyl) aminométhane (TRIS, Trométamol) 99,9, ultrapure
Tris-(hydroxyméthyl) aminométhane (TRIS, Trométamol)
Formule: NH₂C(CH₂OH)₃
MW: 121.14 g/mol
Point d'ébullition: 288 °C
Point de fusion: 169 °C
Densité: 1.328 g/cm³ (20 °C)
Température de stockage: Température ambiante
Numéro MDL: MFCD00004679
Numéro CAS: 77-86-1
EINECS: 201-064-4
Merck Index: 13,09842
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Résultats des tests de spécification

Abs.@280 nm (1 M, Water) <0.05
Abs.@290 nm (40%, Water) ≤0.2
Abs.@400 nm (40%, Water) ≤0.05
Arsenic ≤0.0005%
Copper ≤0.0001%
Insolubles ≤0.005%
Iron ≤0.0001%
Lead ≤0.0001%
Magnesium ≤0.0005%
Melting Point 168 – 172 °C
Moisture (KF) ≤1%
pH (5%, Water) @25 °C 10 - 11.5
Purity ≥99.9%
Solubility (10%, Water) Pass


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