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648311 Tris Base, ULTROL® Grade - CAS 77-86-1 - Calbiochem

Useful in the pH range of 7.0-9.0. Has a pKa of 8.1 at 25°C. Absorbance (1.0 M, H2O, 260 nm):0.05.

MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: tris(Hydroxymethyl)aminomethane

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Overview

Replacement Information

Key Spec Table

CAS #Empirical Formula
77-86-1C₄H₁₁NO₃

Products

Catalogue NumberPackaging Qty/Pack
648311-1KG Glass bottle 1 kg
648311-25KG Fibre carton 25 kg
648311-5KG Fibre carton 5 kg
Description
OverviewUseful in the pH range of 10.3-11.3. Has a pKa of 8.1 at 25°C.
Absorbance (1.0 M, H2O, 260 nm): <0.05.
Catalogue Number648311
Brand Family Calbiochem®
Synonymstris(Hydroxymethyl)aminomethane
References
Product Information
CAS number77-86-1
FormWhite crystalline solid
Hill FormulaC₄H₁₁NO₃
Chemical formulaC₄H₁₁NO₃
PKA8.3 at 20°C
Quality LevelMQ100
Applications
Biological Information
Purity≥99% by titration (dry basis)
Physicochemical Information
Heavy metals≤5 ppm
Dimensions
Materials Information
Toxicological Information
Safety Information according to GHS
RTECSTY2900000
Safety Information
R PhraseR: 36/38

Irritating to eyes and skin.
S PhraseS: 26

In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
Product Usage Statements
Storage and Shipping Information
Ship Code Ambient Temperature Only
Toxicity Irritant
Storage +15°C to +30°C
Do not freeze Ok to freeze
Packaging Information
Transport Information
Supplemental Information
Specifications
Global Trade Item Number
Catalogue Number GTIN
648311-1KG 07790788052041
648311-25KG 07790788052058
648311-5KG 04055977262285

Documentation

Tris Base, ULTROL® Grade - CAS 77-86-1 - Calbiochem SDS

Title

Safety Data Sheet (SDS) 

Tris Base, ULTROL® Grade - CAS 77-86-1 - Calbiochem Certificates of Analysis

TitleLot Number
648311
Data Sheet

Note that this data sheet is not lot-specific and is representative of the current specifications for this product. Please consult the vial label and the certificate of analysis for information on specific lots. Also note that shipping conditions may differ from storage conditions.

Revision11-October-2016 JSW
Synonymstris(Hydroxymethyl)aminomethane
DescriptionWidely used as a biological buffer (absorbance: <0.05 at 260 nm, 1.0 M, H2O). A 1.0 M solution in H2O has a pH range of 10.3-11.3 and a pKa of 8.3 at 20°C.
FormWhite crystalline solid
CAS number77-86-1
RTECSTY2900000
Chemical formulaC₄H₁₁NO₃
Purity≥99% by titration (dry basis)
SolubilityH₂O (1 M)
Storage +15°C to +30°C
Do Not Freeze Ok to freeze
Toxicity Irritant
Merck USA index14, 9772