Trimethylammonium formate solution
Trimethylammonium formate solution (CAS: 58828-90-3), with the linear formula (CH <sub>3</sub> )<sub>3</sub> N · HCOOH and a molecular weight of 105.14 g/mol, is supplied as a ~1.0 M solution in water. This volatile buffer solution typically exhibits a pH range of 5.0-6.0 at 25 °C. It is recognised for its low UV absorbance at 260 nm and 280 nm. This product is primarily utilised in biochemical research and as a component in biological buffer systems.
- IUPAC
- Buffer solution 1 M pH 5.0-6.0 (volatile)

Biological Buffering Agent
This solution serves as a reliable buffer in various biological and biochemical applications. Its stable pH range makes it suitable for maintaining optimal conditions for enzymatic reactions and cellular processes.
Research and Development
Utilised in laboratory settings for R&D purposes, particularly in studies requiring precise pH control and minimal UV interference. Its low UV absorption is advantageous for spectrophotometric assays.
Chemical Synthesis
May be employed as a reagent or buffer component in specific chemical synthesis pathways where its unique properties are beneficial.
| Molecular weight | 105.14 |
|---|---|
| Linear formula | (CH3)3N · HCOOH |
| pH | 5.0-6.0 (25 °C) |
| Concentration | ~1.0 M in H2O |
| Impurities tested | insoluble matter, passes filter test |
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Cation traces | Ca: ≤5 mg/kgCd: ≤1 mg/kgCo: ≤1 mg/kgCr: ≤1 mg/kgCu: ≤1 mg/kgFe: ≤1 mg/kgK: ≤20 mg/kgMg: ≤1 mg/kgMn: ≤1 mg/kgNa: ≤20 mg/kgNi: ≤1 mg/kgPb: ≤1 mg/kgZn: ≤1 mg/kg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Uv Absorption | λ: 260 nm Amax: 0.01λ: 280 nm Amax: 0.01 |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Trimethylammonium formate solution used for?
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Trimethylammonium formate solution is primarily used as a biological buffer in research and development, particularly in biochemical applications and for maintaining stable pH conditions in laboratory experiments.
What is the CAS number and chemical formula for Trimethylammonium formate solution?
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The CAS number is 58828-90-3, and the linear chemical formula is (CH <sub>3</sub> )<sub>3</sub> N · HCOOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Trimethylammonium formate solution at approximately 1.0 M in water, with a pH range of 5.0-6.0. The supplied product is suitable for laboratory and research use. TSS does not represent this product as USP/BP/EP grade.
What are the safety and handling considerations for Trimethylammonium formate solution?
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This solution is classified under WGK Germany 3, indicating it is hazardous to aquatic life. Handle with appropriate personal protective equipment in a well-ventilated area, and avoid release into the environment.
How is Trimethylammonium formate solution packed and shipped?
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Products are carefully packed to ensure safe transit and compliance with all relevant shipping regulations for export worldwide.
How can I request a sample or quote for Trimethylammonium formate solution?
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To request a sample or a quote, please contact the TSS sales team through our website or by calling our customer service line.
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