Product Information
Biological Information
Purity≥99% by titration (dry basis)
Physicochemical Information
Heavy metals≤5 ppm
Materials Information
Toxicological Information
Safety Information according to GHS
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


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


Safety Data Sheet (SDS) 

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

TitleLot Number


Bulk packaging
Detergents and Buffers Technical Bulletin
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
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
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

Related Products & Applications

Related Products By: Brand Facete


Life Science Research > Inhibitors and Biochemicals > Biochemicals > Buffers