Ammonium hydrogensulfate
Ammonium hydrogensulfate (CAS: 7803-63-6), with the linear formula (NH₄)HSO₄ and a molecular weight of 115.11 g/mol, is an inorganic salt. This compound is recognised for its utility as a chemical intermediate and a reagent in various synthetic processes. Its solubility in water and acidic properties make it a valuable component in laboratory research and industrial chemical synthesis, adhering to stringent quality standards for reliable performance.
- IUPAC
- Ammonium hydrogen sulfate,Ammonium sulfate monobasic
- Synonyms
- Ammonium hydrogen sulfateAmmonium sulfate monobasic
Chemical Synthesis
Ammonium hydrogensulfate serves as a key reagent in organic and inorganic synthesis. Its acidic nature and ability to provide ammonium and bisulfate ions make it useful for various chemical transformations and as a catalyst in specific reactions.
Laboratory Reagent
As a versatile laboratory chemical, it is employed in analytical procedures and research settings. Its defined purity ensures consistent results in experimental protocols and quality control testing.
pH Adjustment
Due to its acidic properties, ammonium hydrogensulfate can be utilised for the precise adjustment of pH in aqueous solutions within controlled laboratory environments and industrial processes.
| Molecular weight | 115.11 |
|---|---|
| Linear formula | (NH4)HSO4 |
| Assay | ≥98.0% (T) |
| Boiling point | 350 °C (dec.)(lit.) |
| Density | 1.79 g/mL at 25 °C(lit.) |
| Solubility | H2O: soluble1 M at 20 °C, clear, colorless |
| Impurities tested | insoluble matter, passes filter test |
| Melting point | 121-145 °C(lit.) |
Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2506 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
| Cation traces | Ca: ≤50 mg/kgCd: ≤50 mg/kgCo: ≤50 mg/kgCu: ≤50 mg/kgFe: ≤50 mg/kgK: ≤500 mg/kgNa: ≤100 mg/kgNi: ≤50 mg/kgPb: ≤50 mg/kgZn: ≤50 mg/kg |
| Anion traces | chloride (Cl-): ≤50 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: 0.045λ: 280 nm Amax: 0.039 |
|---|
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 Ammonium hydrogensulfate used for?
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Ammonium hydrogensulfate is primarily used in chemical synthesis and as a laboratory reagent for analytical procedures, pH adjustment, and various research applications.
What are the CAS number and chemical formula for Ammonium hydrogensulfate?
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The CAS number for Ammonium hydrogensulfate is 7803-63-6, and its linear chemical formula is (NH₄)HSO₄.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ammonium hydrogensulfate with an assay of ≥98.0% (T). We do not represent this product as USP, BP, or EP grade unless explicitly stated in the product specifications.
How should Ammonium hydrogensulfate be handled safely?
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Ammonium hydrogensulfate is classified as a Danger hazard, causing severe skin burns and eye damage (H314). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and suitable respiratory protection, is essential during handling.
How is Ammonium hydrogensulfate packed, shipped, and exported?
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Ammonium hydrogensulfate is packed according to industry standards for chemical reagents and is available for global export by Tech Serve Solutions, adhering to all transportation regulations, including UN 2506 classification.
How can I request a sample or quote for Ammonium hydrogensulfate?
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To request a sample or obtain a quote for Ammonium hydrogensulfate, please contact our sales team through the dedicated section on our website or by phone.
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