TRIS CAS No: 77-86-1

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Description

 

CAS Registry Number 77-86-1
Name TRIS
Synonyms Tris (Hydroxymethyl) Aminomethane, addex-tham, tromethanmin, tromethane,
tris(hydroxymethyl)methylamine, tromethamine, Addex-Tham, Aminotrimethylolmethane,
Aminotris(hydroxymethyl)methane, 1,1,1-tris(hydroxymethyl)-methanamine,
Pehanorm, Talatrol, Tham-E, Trimethylolaminomethane, Tris, Tris amino, Tris buffer,
Molecular Formula C4H11NO3
Molecular Weight 121.14
Molecular Structure

Specification

Test T5075, Ultra Pure
Price
TRIS Price
Appearance White powder
Purity (by titration, on dried basis) ≥ 99.0%
Solubility (1% solution in H2O) Clear, complete and colorless
Identification (by IR) Conforms to structure
Moisture ≤ 0.2%
Insoluble Matter ≤ 0.005%
pH (1M solution in water) 10.5 to 11.5
Melting Point 168.0 to 172° C
UV Absorption (40% in H20 @290nm) ≤ 0.05
Heavy Metals as Lead ≤ 1ppm
Iron (Fe) ≤ 1ppm
DNase None detected
RNase None detected
Protease None detected
Specification Sheet
Specification Sheet TRIS

MSDS

Material Safety Data Sheet