Skip to content
Molekula

Molekula

TRIS (Tris(hydroxymethyl)aminomethane) - Ph. Eur

CAS 77-86-1 Made to order

TRIS (Tris(hydroxymethyl)aminomethane) is a widely used buffering agent in biochemical and molecular biology applications, particularly in electrophoresis and nucleic acid purification. It is specified to meet Ph. Eur. standards for purity and quality. Available with CAS number 77-86-1, it has no signal word. Molekula supplies TRIS (Tris(hydroxymethyl)aminomethane) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

TRIS (Tris(hydroxymethyl)aminomethane) is a widely used buffering agent in biochemical and molecular biology applications, particularly in electrophoresis and nucleic acid purification. It is specified to meet Ph. Eur. standards for purity and quality. Available with CAS number 77-86-1, it has no signal word. Molekula supplies TRIS (Tris(hydroxymethyl)aminomethane) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance White crystal powder
Melting Point 168-171°C
Grade Conforms to EP
Ash 0.05% max
Heavy metals 5ppm max
Color 5
pH 10.0-11.5
Loss on Drying 0.5% max
Sulfate 10ppm max
Assay 99.50-100.0%
Chloride 3ppm max
Insolubles 0.03% max
Iron ion 1ppm max
Absorbance (260nm) 0.1 max
Absorbance (280nm) 0.07 max
Absorbance (400nm) 0.02 max

Storage & handling

Property Value
Shelf Life 24 months

Identification

Property Value
CAS Number 77-86-1
REACH Code Y110

Safety & GHS

None

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is TRIS (Tris(hydroxymethyl)aminomethane) used for?

TRIS is commonly used as a buffer in biochemical and molecular biology applications, particularly in electrophoresis and enzyme assays.

What is the chemical formula and molecular weight of TRIS?

The chemical formula is C4H11NO3, and the molecular weight is 121.14 g/mol.

How should TRIS be stored?

Store in a cool, dry place, protected from moisture and light, and keep tightly sealed.

What grade of TRIS is available?

Molekula supplies TRIS meeting Ph. Eur. specifications, suitable for pharmaceutical and research use.

Can Molekula supply TRIS in bulk?

Yes, Molekula can supply TRIS in bulk quantities—please contact our sales team for pricing and availability.

What documentation comes with a TRIS order?

Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS), compliant with Ph. Eur. standards.

Ready to order or need a custom pack?

Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

Talk to a chemist
Documents Pricing
Request a quote
Tell us what you need and our sales team will come back with pricing and lead times.
Full name
Email
Product
Quantity
Note