Millipore Sigma Vibrant Logo
Attention: We have moved. Merck Millipore products are no longer available for purchase on MerckMillipore.com.Learn More

648313 Tris, Hydrochloride, ULTROL® Grade - CAS 1185-53-1 - 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):≤0.1.

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

Synonyms: tris(Hydroxymethyl)aminomethane, HCl

648313
Purchase on Sigma-Aldrich

Overview

Replacement Information

Key Spec Table

CAS #Empirical Formula
1185-53-1C₄H₁₁NO₃ · HCl

Products

Catalogue NumberPackaging Qty/Pack
648313-1KG Glass bottle 1 kg
648313-250GM Glass bottle 250 gm
Description
OverviewUseful 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):≤0.1.
Catalogue Number648313
Brand Family Calbiochem®
Synonymstris(Hydroxymethyl)aminomethane, HCl
References
Product Information
CAS number1185-53-1
FormWhite solid
Hill FormulaC₄H₁₁NO₃ · HCl
Chemical formulaC₄H₁₁NO₃ · HCl
PKA8.3 at 20°C
Quality LevelMQ100
Applications
Biological Information
Purity≥99% by titration
Physicochemical Information
ContaminantsHeavy metals: ≤5 ppm
Heavy metals≤5 ppm
Dimensions
Materials Information
Toxicological Information
Safety Information according to GHS
RTECSTY2900000
Safety Information
Product Usage Statements
Storage and Shipping Information
Ship Code Ambient Temperature Only
Toxicity Standard Handling
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
648313-1KG 04055977262292
648313-250GM 07790788052065

Documentation

Tris, Hydrochloride, ULTROL® Grade - CAS 1185-53-1 - Calbiochem SDS

Title

Safety Data Sheet (SDS) 

Tris, Hydrochloride, ULTROL® Grade - CAS 1185-53-1 - Calbiochem Certificates of Analysis

TitleLot Number
648313
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.

Revision19-May-2008 RFH
Synonymstris(Hydroxymethyl)aminomethane, HCl
DescriptionWidely used as a biological buffer (absorbance: <0.1 at 260 nm, 1.0 M, H2O). A 1.0 M solution in H2O has a pH range of 3.5-5.0 and a pKa of 8.3 at 20°C.
FormWhite solid
CAS number1185-53-1
RTECSTY2900000
Chemical formulaC₄H₁₁NO₃ · HCl
Purity≥99% by titration
ContaminantsHeavy metals: ≤5 ppm
SolubilityH₂O (500 mg/ml)
Storage +15°C to +30°C
Do Not Freeze Ok to freeze
Toxicity Standard Handling
Merck USA index14, 9772