Tris buffer, USP

Name: Tris buffer, USP
Brand: Vaqora Chemicals
SKU: VQ-046162

About Tris buffer, USP

Tris buffer is a biological buffer (USP grade) carrying the CAS registry number 77-86-1. The compound has the formula C4H11NO3, corresponding to a molecular weight of 121.14 g/mol. Its systematic (IUPAC) name is 2-amino-2-(hydroxymethyl)propane-1,3-diol. Common synonyms include Trometamol and Tris(Hydroxymethyl)aminomethane.

Keep the container tightly sealed and store it in a cool, dry area. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Key uses span buffer preparation, cell culture, electrophoresis and chromatography and diagnostic assays. Typical end-use sectors are academic and industrial research and diagnostics and biotechnology.

We offer Tris buffer in 100 g, 500 g, 1 kg and 5 kg packs with a batch-specific COA, and ship to customers worldwide. SDS and detailed specification sheets can be requested with your quotation.

Typical applications

Buffer preparation
Cell culture
Electrophoresis & chromatography
Diagnostic assays

Industries

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Tris buffer, USP
Catalogue No.	VQ-046162
CAS Number	77-86-1
IUPAC name	2-amino-2-(hydroxymethyl)propane-1,3-diol
Molecular formula	C₄H₁₁NO₃
Molecular weight	121.14 g/mol
Exact mass	121.0739
Grade	USP
HSN code	29221990
InChIKey	LENZDBCJOHFCAS-UHFFFAOYSA-N
SMILES	C(C(CO)(CO)N)O
PubChem CID	6503

Physical properties
Physical form	Other
LogP (XLogP3)	-2.9
H-bond donors / acceptors	4 / 4
TPSA	86.7 Å²
Synonyms	Trometamol, Tris(Hydroxymethyl)aminomethane, Trisamine, 2-Amino-2-(hydroxymethyl)-1,3-propanediol, Tromethane, Tris-base, Trisaminol, Talatrol, Tutofusin tris, Tris-steril, Addex-tham, 1,3-Propanediol, 2-amino-2-(hydroxymethyl)-

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Other grades of CAS 77-86-1

Tris buffer, 99%

CAS: 77-86-1
Formula: C₄H₁₁NO₃
MW: 121.14 g/mol

VQ-003139

BP/USP/EP / Cell Cult…

Tris buffer, BP/USP/EP, cell culture tested

CAS: 77-86-1
Formula: C₄H₁₁NO₃
MW: 121.14 g/mol

VQ-046096

Cell Culture

Tris buffer, cell culture tested

CAS: 77-86-1
Formula: C₄H₁₁NO₃
MW: 121.14 g/mol

VQ-046263

HPLC

Tris buffer, for HPLC

CAS: 77-86-1
Formula: C₄H₁₁NO₃
MW: 121.14 g/mol

VQ-047285

Molecular Biology

Tris buffer, for molecular biology, 99.9%

CAS: 77-86-1
Formula: C₄H₁₁NO₃
MW: 121.14 g/mol

VQ-003432

AR

Tris buffer, GR 99%+

CAS: 77-86-1
Formula: C₄H₁₁NO₃
MW: 121.14 g/mol

VQ-003140

IP/BP/USP / ACS / AR

Tris buffer, IP/BP/USP, ACS, AR

CAS: 77-86-1
Formula: C₄H₁₁NO₃
MW: 121.14 g/mol

VQ-047284

Frequently asked questions

What is the CAS number of Tris buffer, USP?

The CAS Registry Number of Tris buffer, USP is 77-86-1. It is also known as Trometamol, Tris(Hydroxymethyl)aminomethane, Trisamine.

What is the molecular formula and molecular weight of Tris buffer, USP?

Tris buffer, USP has the molecular formula C4H11NO3 and a molecular weight of 121.14 g/mol. Its IUPAC name is 2-amino-2-(hydroxymethyl)propane-1,3-diol.

Which grade and pack sizes of Tris buffer, USP can I order?

We supply Tris buffer, USP in USP grade, in 100 g, 500 g, 1 kg, 5 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tris buffer, USP?

Yes. Every lot of Tris buffer, USP is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Tris buffer, USP be shipped internationally?

Yes. Tris buffer, USP is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.