Merck
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252859

Sigma-Aldrich

Tris(hydroxymethyl)aminomethane

ACS reagent, ≥99.8%

Synonym(s):
Tris base, Trometamol, 2-Amino-2-(hydroxymethyl)-1,3-propanediol, THAM
Linear Formula:
NH2C(CH2OH)3
CAS Number:
Molecular Weight:
121.14
Beilstein:
741883
Número de EC:
Número MDL:
ID de la sustancia en PubChem:
NACRES:
NA.25

Nivel de calidad

200

grado

ACS reagent

ensayo

≥99.8%
99.8-100.1%

formulario

crystalline

impurezas

≤0.005% insolubles
≤2% water

useful pH range

7-9

pKa (25 °C)

8.1

bp

219-220 °C/10 mmHg (lit.)

mp

167-172 °C (lit.)

trazas de catión

Fe: ≤5 ppm
heavy metals: ≤5 ppm (ICP)

absorción

passes test

SMILES string

NC(CO)(CO)CO

InChI

1S/C4H11NO3/c5-4(1-6,2-7)3-8/h6-8H,1-3,5H2

InChI key

LENZDBCJOHFCAS-UHFFFAOYSA-N

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Descripción general

Tris(hydroxymethyl)aminomethane is mainly required for preparation of buffers at physiological range of 7.3 to 7.5. The prepared buffers are compatible with biological fluids. It is of importance to laboratories as a standard pH solution.

Aplicación

Tris(hydroxymethyl)aminomethane has been used as a buffer solution for lactate dehydrogenase assay, in situ hybridization procedure and protein extraction from cells.

Envase

100, 500 g in poly bottle

Otras notas

Easily compare specifications for Trizma products with the Trizma specification table.

Código de clase de almacenamiento

11 - Combustible Solids

WGK

WGK 1

Punto de inflamabilidad F

Not applicable

Punto de inflamabilidad C

Not applicable

Equipo de protección personal

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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