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Scapex Exports — chemical manufacturer, supplier and exporter
Sulfonating Agents

Sulphur Trioxide

Manufacturer & Supplier — CAS 7446-11-9. Supplied ex-India in export-compliant packing with Certificate of Analysis, Material Safety Data Sheet and complete shipping documentation.

Structural Formula
sulphur-trioxide molecular structure
Colorless fuming liquid/gas · ≥99% Technical
Standard export packing, India origin
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Product Description

Sulphur Trioxide is manufactured and supplied by Scapex Exports Pvt. Ltd. as colorless fuming liquid/gas conforming to ≥99% Technical. The material is sourced from audited manufacturing partners in India, released against a batch Certificate of Analysis and packed for international freight in the pack sizes your process requires.

Within our acids & alkalis range this product sits under Sulfonating Agents, and is used principally in sulfonation agent, sulfuric acid production. Every consignment ships with the documentation set required for customs clearance and incoming-goods inspection at destination.

Specification

Product NameSulphur Trioxide
C.A.S. Number7446-11-9
Molecular FormulaO3S
Molecular Weight80.06 g/mol
CategoryAcids & Alkalis
Product GroupSulfonating Agents
Grade / Purity≥99% Technical
AppearanceColorless fuming liquid/gas
Primary ApplicationSulfonation agent, sulfuric acid production
GHS ClassificationCorrosive substance — see the Material Safety Data Sheet (MSDS)
Country of OriginIndia
PackingBags, drums, carboys, IBC or ISO tank as applicable. Customer-specified packing available.
DocumentationCOA, MSDS, TDS, Certificate of Origin
Minimum OrderQuoted against enquiry — trial and container quantities both supported

The specification shown is the standard commercial grade. Scapex supplies against customer-specified assay limits and pharmacopoeial or industry standards — share your specification sheet and we will confirm compliance before order.

Applications

  • Sulfonation agent
  • Sulfuric acid production
  • Bulk industrial supply for acids & alkalis applications

Frequently Asked Questions

Do you export Sulphur Trioxide from India?

Yes. Scapex Exports supplies Sulphur Trioxide from India to buyers worldwide, including China, United States, United Arab Emirates, Vietnam, Bangladesh, Brazil and every other market listed on this page. Shipments move from Mundra, Nhava Sheva, Kandla, Hazira and Chennai on FOB, CFR or CIF terms.

What is the CAS number of Sulphur Trioxide?

The CAS number of Sulphur Trioxide is 7446-11-9.

Can you supply a COA and SDS for Sulphur Trioxide?

Yes. A Certificate of Analysis against the agreed specification and a 16-section GHS Material Safety Data Sheet are supplied with every consignment, and both are downloadable from this page before you order.

What is the minimum order quantity for Sulphur Trioxide?

Trial quantities and full container loads are both supported. The minimum depends on the grade, the packing and the destination — send your requirement and we will confirm.

What grade of Sulphur Trioxide do you supply?

The standard commercial grade is ≥99% Technical, supplied as colorless fuming liquid/gas. Other grades are available against your written specification — send the assay limits or pharmacopoeial reference you work to and we will confirm compliance before order.

Global Sourcing Desk

Tell us the product, grade and destination port.

Send the specification you work to — we confirm the grade, packing, documentation set and CIF/FOB price within one business day.