Maleic Anhydride
White crystalline solid / briquettes · CAS 108-31-6
Overview
Maleic Anhydride (CAS 108-31-6) is one of the specialty chemicals products Suraj Chemicals supplies to industrial, institutional and manufacturing buyers across India from our Chennai base. It is commonly used for feedstock for unsaturated polyester resins; intermediate for lubricant additives and agrochemicals; copolymer and resin-modification agent, among other applications in the specialty chemicals category. We pack Maleic Anhydride in 25 kg bags / drums as per order quantity, and can arrange bulk, drum or tanker quantities for larger requirements — full characteristics, applications and downloadable documentation are below, or you can request a quote directly.
Specification Sheet — Characteristics
Download Specification Sheet (PDF)| Characteristics | Specifications |
|---|---|
| Assay | 99.5% Min |
| Melting Point | 52 – 54°C |
| Free Maleic Acid | 0.1% Max |
| Colour (Molten, APHA) | 30 Max |
Values above are well-established typical/standard specification properties for this product, compiled from published technical references — not a batch-specific lab report. Figures can vary batch to batch — request a current certificate of analysis with your order.
Applications
- Feedstock for unsaturated polyester resins
- Intermediate for lubricant additives and agrochemicals
- Copolymer and resin-modification agent
Frequently Asked Questions
What is Maleic Anhydride?
Maleic Anhydride is supplied by Suraj Chemicals as white crystalline solid / briquettes, identified by CAS number 108-31-6. It falls under our Specialty Chemicals range — see the Specification Sheet table above for its full characteristics.
What is Maleic Anhydride used for?
Typical applications include: Feedstock for unsaturated polyester resins; Intermediate for lubricant additives and agrochemicals; Copolymer and resin-modification agent.
How should Maleic Anhydride be stored and handled?
Store in a dry, covered area away from moisture — hydrolyses to maleic acid.
What packaging and pack sizes does Suraj Chemicals supply Maleic Anhydride in?
25 kg bags / drums as per order quantity. Contact us if you need a different pack size, or a bulk/tanker quantity.
What is the shelf life of Maleic Anhydride?
Typically around 12 months from date of manufacture in original, unopened packaging, stored in a cool, dry place away from moisture. Extended exposure to humid air can affect this product's quality, so keep containers tightly resealed between uses and avoid part-used bags sitting open. As with any industrial chemical, request the current batch's manufacturing date and a fresh certificate of analysis for orders where exact remaining shelf life matters.
Is Maleic Anhydride hazardous to handle?
No specific hazard is flagged for Maleic Anhydride beyond standard industrial chemical handling precautions. We still recommend you download the Safety Data Sheet (SDS/MSDS) in the sidebar above for full GHS hazard, handling and PPE details, as good practice for any industrial chemical.
Is a Specification Sheet, TDS or MSDS available for Maleic Anhydride?
Yes — a downloadable Specification Sheet (PDF) with full characteristics and specifications is available above, and a downloadable Safety Data Sheet (SDS/MSDS) for Maleic Anhydride is also available above.
Can I get a sample or discuss order quantity for Maleic Anhydride?
Yes — use the Request Price & Availability button or WhatsApp us with your required quantity, and our team will confirm pricing, minimum order quantity, sample availability and delivery timelines for Maleic Anhydride.