Sigma-Aldrich 252859 Tris(hydroxymethyl)aminomethane ACS reagent, ≥99.8% 500 gr
Kategori
Marka
Stok Kodu
LB.SA.252859-500G
Kısa Bilgi
Synonym(s): 2-Amino-2-(hydroxymethyl)-1,3-propanediol, THAM, Tris base, Trometamol Linear Formula: NH2C(CH2OH)3 CAS Number: 77-86-1 Molecular Weight: 121.14 Beilstein: 741883 EC Number: 201-064-4
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Sigma-Aldrich 252859 Tris(hydroxymethyl)aminomethane ACS reagent, ≥99.8% 500 gr |
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Synonym(s): 2-Amino-2-(hydroxymethyl)-1,3-propanediol, THAM, Tris base, Trometamol
Linear Formula: NH2C(CH2OH)3
CAS Number: 77-86-1
Molecular Weight: 121.14
Beilstein: 741883
EC Number: 201-064-4
MDL number: MFCD00004679
PubChem Substance ID: 24855244
NACRES: NA.25
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PROPERTIES
grade ACS reagent
Quality Level 200
assay ≥99.8% 99.8-100.1%
form crystalline
impurities ≤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.)
cation traces Fe: ≤5 ppm, heavy metals: ≤5 ppm (ICP)
absorption 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
DESCRIPTION
General description
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.
Application
Tris(hydroxymethyl)aminomethane has been used as a buffer solution for lactate dehydrogenase assay, in situ hybridization procedure and protein extraction from cells.
Packaging
100, 500 g in poly bottle
Other Notes
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