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Tris-(hydroxyméthyl) aminométhane (TRIS, Trométamol) ≥99.9% desséché, Bioréactif ultra-pur pour la biologie moléculaire J.T.Baker®, J.T.Baker®

Marques : Avantor
Ratings: Ecrire un avis

Total Evaluation: 0
Moyenne des Notes : 0.0 sur 5

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Synonyme(s): Amino-2 hydroxyméthyl-2 propanediol-1,3, THAM, 2-Amino-2-(hydroxyméthyl)propane-1,3-diol

4109-01EA 133.23 EUR
4109-01 4109-02 4109-06 4109-07 4109-09 4109-F7
Tris-(hydroxyméthyl) aminométhane (TRIS, Trométamol) ≥99.9% desséché, Bioréactif ultra-pur pour la biologie moléculaire J.T.Baker®, J.T.Baker®
Tris-(hydroxyméthyl) aminométhane (TRIS, Trométamol)

Buffer for molecular biology and liquid chromatography.


  • Lot analysis on label

Formule: NH₂C(CH₂OH)₃
Poids moléculaire: 121.14 g/mol
Point d'ébullition: 357 °C (1013 hPa)
Point de fusion: 169…172 °C
Densité: 1.328 g/cm³ (20 °C)
Température de stockage: Température ambiante
Numéro MDL: MFCD00004679
Numéro CAS: 77-86-1
EINECS: 214-684-5
Indice Merck: 13,09842
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Résultats des tests de spécification

For Laboratory,Research,or Manufacturing Use ≥99.9%
Assay (C₄H₁₁NO₃) (dried basis) ≥99.9 %
Assay (C₄H₁₁NO₃) 99.0 - 101.0 %
Appearance (White crystals) Passes Test
Absorbance of a 1M Solution - 260 nm ≤0.06
Absorbance of a 1M Solution - 280 nm ≤0.06
Absorbance of a 1M Solution - 400 nm ≤0.01
RNase Activity (None Detected) Passes Test
DNase Activity (None Detected) Passes Test
Protease Activity (None Detected) Passes Test
pH of 0.1M Solution at 25°C 10.0 - 11.0
Insoluble Matter ≤0.005 %
Water (H₂O)(by Karl Fischer titrn) ≤0.3 %
Trace Impurities - Arsenic (As) ≤1 ppm
Trace Impurities - Calcium (Ca) ≤1 ppm
Trace Impurities - Copper (Cu) ≤1 ppm
Trace Impurities - Iron (Fe) ≤1 ppm
Trace Impurities - Lead (Pb) ≤1 ppm
Trace Impurities - Magnesium (Mg) ≤1.000 ppm
Trace Impurities - Manganese (Mn) ≤1 ppm
Identification A Passes Test
Identification B Passes Test
Identification C Passes Test
Description Passes Test
pH (1 in 20) 10.0 - 11.5
Loss on Drying ≤1.0 %
Residue after Ignition ≤0.10 %
Heavy Metals (as Pb) ≤0.001 %
Melting Range(Lower) 168 - 172 °C
Melting Range(Upper) 168 - 172 °C
No Class 1,2,3 or other solvents are used or produced in the
manufacturing or purification of the product.
Material also meets the chemical specifications of Tromethamine, U.S.P.
Manufactured exclusively for Avantor Performance Materials, LLC., by BioSpectra, Inc., Stroudsburg, PA


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