Sodium acetate trihydrate
Sodium acetate trihydrate (CAS 6131-90-4), with the linear formula CH3COONa · 3H2O and a molecular weight of 136.08 g/mol, is a crystalline organic salt. It is readily soluble in water, forming a basic solution. This compound finds applications as a buffering agent in biochemical and biological research, a chemical synthesis reagent, and in various industrial processes.
- IUPAC
- Acetic acid sodium salt trihydrate
- Synonyms
- Acetic acid sodium salt trihydrateSodium ethanoate trihydrateTrihydrosodium acetate
Buffering Agent
Utilised in biochemical and biological research to maintain stable pH levels. Its buffering capacity is effective within a specific pH range, crucial for enzymatic reactions and cell culture.
Chemical Synthesis
Serves as a reagent in organic synthesis, often acting as a source of acetate ions or as a base. It is a common component in various synthetic pathways.
Industrial Applications
Employed in diverse industrial settings, including textile dyeing and as a concrete sealant. Its properties make it suitable for modifying chemical processes and material properties.
| Molecular weight | 136.08 |
|---|---|
| Linear formula | CH3COONa · 3H2O |
| Assay | ≥98.5% |
| Solubility | H2O: soluble3 M at 20 °C, clear, colorless |
| pH | 7.5-9.0 (20 °C, 5%) |
| Autoignition temp | 1112 °F |
| Loss on drying | 39.0-40.5% loss on drying, 130 °C |
| Impurities tested | ≤0.0005% heavy metals (as Pb)≤0.005% KMnO4 red. matter (as HCOOH)≤0.005% in water soluble matter |
| Suitability | in accordance for appearance of solution |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 1 |
| Cation traces | Al: ≤0.2 mg/kgAs: ≤1 mg/kgCa: ≤10 mg/kgCd: ≤5 mg/kgCu: ≤5 mg/kgFe: ≤5 mg/kgK: ≤50 mg/kgMg: ≤5 mg/kgPb: ≤5 mg/kgZn: ≤5 mg/kg |
| Anion traces | chloride (Cl-): ≤5 mg/kgphosphate (PO43-): ≤5 mg/kgsulfate (SO42-): ≤20 mg/kg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Product Line | BioXtra |
|---|---|
| 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 Sodium acetate trihydrate used for?
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Sodium acetate trihydrate is used as a buffering agent in biochemical and biological research, a reagent in chemical synthesis, and in various industrial applications such as textile dyeing and concrete sealing.
What is the CAS number and formula for Sodium acetate trihydrate?
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The CAS number is 6131-90-4 and the linear formula is CH3COONa · 3H2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Sodium acetate trihydrate with an assay of ≥98.5%. This is a BioXtra grade, and TSS does not represent it as USP, BP, or EP grade unless explicitly stated.
What are the safety and handling considerations for Sodium acetate trihydrate?
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Handle with appropriate personal protective equipment including eyeshields and gloves. Ensure adequate ventilation. Refer to the Safety Data Sheet for detailed hazard information. It has a WGK rating of 1 in Germany.
How is Sodium acetate trihydrate packed, shipped, and exported?
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Tech Serve Solutions exports fine chemicals globally. Packaging is designed to maintain product integrity during transit, adhering to international shipping regulations. Specifics on packaging for this product are available upon request.
How can I request a sample or quote for Sodium acetate trihydrate?
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Please contact our sales team via the website or direct email to request a sample or a quotation for Sodium acetate trihydrate, specifying your required quantity and destination.
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