Sulfuric acid, fuming
Sulfuric acid, fuming (CAS 8014-95-7), molecular formula H2SO4 · (SO3)x, is a high-purity chemical supplied by Tech Serve Solutions for acids & bases applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- Oleum

| Molecular weight | 98.08 |
|---|---|
| Linear formula | H2SO4 · (SO3)x |
| Assay | 26.0-29.5% free SO3 basis (ACS specification)30% free SO3 basis |
| Density | 1.925 g/mL at 25 °C(lit.) |
| Concentration | 60.0-63.0% |
| Vapour pressure | 2 mmHg (25 °C) |
| Vapour density | 3 (vs air) |


Hazard statements
- H314Causes severe skin burns and eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Transport (UN / ADR) | UN 1831 8/PG 1 |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | C |
| Risk statements (R) | 14-35-37 |
| Safety statements (S) | 26-30-45 |
| Supplemental hazards | Reacts violently with water. |
| Cation traces | As: ≤0.03 ppmFe: ≤2 ppmNH4+: ≤3 ppm |
| Anion traces | nitrate (NO3-): ≤1 ppm |
| Ignition residue | ≤0.002% |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS 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 Sulfuric acid, fuming?
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Sulfuric acid, fuming (CAS 8014-95-7), molecular formula H2SO4 · (SO3)x, is a high-purity chemical supplied by Tech Serve Solutions for acids & bases applications, to USP, BP and EP standards.
What grades of Sulfuric acid, fuming does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Sulfuric acid, fuming in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of Sulfuric acid, fuming?
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Sulfuric acid, fuming has CAS number 8014-95-7 and molecular formula H2SO4 · (SO3)x. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for Sulfuric acid, fuming?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of Sulfuric acid, fuming ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should Sulfuric acid, fuming be stored?
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Store Sulfuric acid, fuming in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is Sulfuric acid, fuming used for?
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Sulfuric acid, fuming is used in acids & bases applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for Sulfuric acid, fuming?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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