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Merck
Tris(hydroxymethyl)aminomethane ≥99.8%

Tris base

Tris(hydroxymethyl)aminomethane ≥99.8%
Synonym(s):
Trizma® base, 2-Amino-2-(hydroxymethyl)-1,3-propanediol, THAM, Tris base, Tris(hydroxymethyl)aminomethane, Trometamol, Tris, Tromethamine
Linear Formula:
NH2C(CH2OH)3
CAS Number:
77-86-1
Molecular Weight:
121.14

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TRIS-RO

Tris base, 99.9% (titration), solid, abs., 100 mg/mL, 300 nm ≤0.015

T6687

Tris base, 99-101% dry basis, crystalline, meets USP testing specifications

1.08382

Tris base, solid, ACS reagent, reag. Ph. Eur., GR for analysis buffer substance

252859

Tris base, 99.8-100.1%,≥99.8%, crystalline, ACS reagent

1.02408

Tris base, solid, reag. USP, reag. Ph. Eur., ISO 17025

30-5000

Tris base, ≥99.0%, solid, JIS special grade

648311

Tris base, ≥99% dry basis (titration), crystalline solid, pH 10.3-11.3, Ultrol® Grade

1.08387

Tris base, solid, TRIS LAB

9210-OP

Tris base, ≥99.8%, needles, crystalline powder, OmniPur® Grade

1698002

Tris base, pharmaceutical primary standard, United States Pharmacopeia (USP) Reference Standard

T2550000

Tris base, solid, pharmaceutical primary standard, European Pharmacopoeia (EP) Reference standard

PHR1347

Tris base, certified reference material, pharmaceutical secondary standard, traceable to USP 1698002, traceable to Ph. Eur. T2550000

30-5020

Tris base, ≥99.8%, solid

30-5025

Tris base, ≥99.8%, solid