Sulfur-Based Compounds
| Formula: | H₂SO₄ |
| CAS Number: | 7664-93-9 |
| EC Number (EINECS): | 231-639-5 |
| HS Code: | 28070000 |
| UN Number: | 1830 |
| IUPAC Name: | Sulfuric Acid |
| Also Known As: | Oil of Vitriol; Hydrogen Sulfate |
| Molecular Weight, g/mol: | 98.08 |
Typical Specifications
| Appearance: | Clear, colorless to slightly yellow liquid |
| Odor: | Odorless (may emit SO₃ fumes) |
| Melting Point, °C: | 10 |
| Boiling Point, °C: | 337 (decomposes) |
| Density, g/cm³ (at 20°C): | 1.84 |
| Flash Point, °C: | Non-flammable |
| Refractive Index (20°C): | 1.429 |
| Solubility: | Miscible, exothermic reaction |
| pH (1% solution): | <1 |
| Purity, %: | 92–98 |
| Grades Available: | Technical, Battery Grade, Laboratory Grade |
| Packaging: | 35kg carboys, 250kg drums, IBC tanks, bulk ISO tanks |
Applications / Uses
Primary Applications
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Fertilizer manufacturing (phosphates, ammonium sulfate)
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Petroleum refining (alkylation, dehydration)
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Chemical intermediate for dyes, pigments, and explosives
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Lead-acid battery electrolyte
Secondary Applications
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Water treatment chemicals
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Metal pickling and electroplating
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Used in paper, textile, and detergent industries
End Industries Served: Fertilizers, Petroleum, Chemicals, Metals, Textiles, Paper, Water Treatment, Batteries
Safety & Handling Information
Hazard Class (GHS): Corrosive (Category 1A), Oxidizing agent
Hazard Statements (H-Codes):
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H314: Causes severe skin burns and eye damage
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H290: May be corrosive to metals
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H335: May cause respiratory irritation
Precautionary Statements (P-Codes):
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P280: Wear protective gloves/eye protection
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P301 + P330 + P331: IF SWALLOWED – rinse mouth; do not induce vomiting
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P305 + P351 + P338: IF IN EYES – rinse cautiously with water; remove contact lenses
Storage Conditions
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Store in corrosion-resistant container with proper venting
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Keep away from moisture and organic materials
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Store in cool, dry, well-ventilated area
Transport Information
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ADR/RID: Class 8, UN1830, PG II
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IMDG: Class 8, UN1830, PG II
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IATA: Class 8, UN1830, PG II