Molekula
TES (N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid)
TES (N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid) is a zwitterionic buffering agent commonly used in biochemical and molecular biology applications, particularly in electrophoresis and enzyme assays. It maintains stable pH in the range of 7.0 to 9.0. CAS: 7365-44-8, Molecular Formula: C6H15NO6S, Molecular Weight: 229.25 g/mol, Storage: Ambient, Signal Word: None. Molekula supplies TES from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
TES (N-(Tris(hydroxymethyl)methyl)-2-aminoethanesulfonic acid) is a zwitterionic buffering agent commonly used in biochemical and molecular biology applications, particularly in electrophoresis and enzyme assays. It maintains stable pH in the range of 7.0 to 9.0. CAS: 7365-44-8, Molecular Formula: C6H15NO6S, Molecular Weight: 229.25 g/mol, Storage: Ambient, Signal Word: None. Molekula supplies TES from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Water | ≤1.0% |
| Heavy metals | ≤5ppm |
| pH | 3.5 - 5 |
| Residue on Ignition | ≤0.1% |
| Appearance | White crystalline powder |
| Identification (IR) | Conforms to reference |
| Solubility ( 10% in water) | Clear, colourless solution |
| Assay (titr,) | ≥99.0% |
| A260 (1M water ) | ≤0.050 |
| A280 (1M water ) | ≤0.040 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 60 months |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| CAS Number | 7365-44-8 |
| Molecular Formula | C6H15NO6S |
| Molecular Weight | 229.25 |
| SMILES | C(CS(=O)(=O)O)NC(CO)(CO)CO |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29221996 |
| Tariff Code | 2922190090 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
For research and industrial use only
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
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is TES used for?
TES is commonly used as a buffering agent in biochemical and molecular biology applications, particularly in electrophoresis and enzyme assays.
What is the chemical formula and molecular weight of TES?
The formula of TES is C6H15NO6S with a molecular weight of 229.25 g/mol.
How should TES be stored?
TES should be stored at ambient temperature, protected from moisture and light.
What grade of TES is available?
Molekula supplies TES in high-purity grade suitable for research and laboratory use.
Can Molekula supply TES in bulk?
Yes, Molekula can supply TES in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a TES order?
Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS) with the shipment.
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.