Borax Pentahydrate
Borax Pentahydrate (CAS 12179-04-3) supplied in bulk from India. Higher boron content than the decahydrate, preferred in glass, fibreglass, detergents and fertilisers. Minimum order 500 kg.
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Description
Borax Pentahydrate Supplier & Exporter in India
Borax Pentahydrate carries five molecules of water where the decahydrate carries ten, and that difference decides most purchasing arguments. More boron per tonne means lower freight per unit of boron delivered, and less water to drive off means lower energy cost in a glass or fibreglass furnace.
Rexus Pharma Chem LLP supplies and exports Borax Pentahydrate in bulk to glass and fibreglass manufacturers, detergent producers, fertiliser companies and metallurgical operations across India, Africa and the Gulf. Minimum order quantity is 500 kg.
Borax Pentahydrate – Product Details
| Product Name | Borax Pentahydrate |
|---|---|
| CAS Number | 12179-04-3 |
| Chemical Formula | Na2B4O7·5H2O |
| Appearance | White free-flowing granules or powder, odourless |
| Grades Offered | Technical and agricultural grades |
| Packaging | Standard commercial packing; pack size confirmed at the time of quotation |
| Minimum Order Quantity | 500 kg |
| Country of Origin | India |
| Documentation | COA and MSDS supplied with every consignment |
Applications of Borax Pentahydrate
- Boron source in glass, fibreglass and insulation wool manufacture
- Flux and raw material in ceramics, frits, glazes and enamels
- Builder and bleach stabiliser in detergent and cleaning formulations
- Boron micronutrient in fertilisers and agricultural formulations
- Flux in metallurgy, brazing and metal refining
- Fire retardant and preservative in wood and cellulose treatment
Why Buy Borax Pentahydrate from Rexus Pharma Chem LLP
- A trading legacy since 1952. Rexus Pharma Chem LLP carries forward the sourcing network and customer relationships of the Haribhai Khimji Group.
- Practical minimum order quantity. Borax Pentahydrate is supplied from a minimum of 500 kg, so small formulators and large plants can both buy at workable volumes.
- Documentation with every batch. Certificate of Analysis and Material Safety Data Sheet are issued against each consignment, with batch traceability maintained end to end.
- India-wide dispatch and export. Regular supply across Indian manufacturing hubs and exports to Africa, the Gulf and South East Asia, with complete export documentation.
- Packaging that suits your line. Standard and repacked sizes are available on request so material reaches you in the pack size your process actually uses.
- A response you can plan around. Quotations, specification sheets and sample requests are answered promptly by a team that knows the material.
Minimum Order Quantity and Despatch
The minimum order quantity for Borax Pentahydrate is 500 kg. Packing is supplied in standard commercial sizes for this material, and the exact pack size is confirmed against your enquiry along with the price and lead time. Mixed consignments with other products from our range can be combined into a single despatch, and export orders are shipped with COA, MSDS and the full set of documents required at destination.
Storage and Handling
Store in sealed packing in a cool, dry, well-ventilated place away from moisture. The material cakes if it picks up water, so keep packs closed and stored off damp floors.
Frequently Asked Questions
Why choose Pentahydrate over Decahydrate?
Pentahydrate contains less water of crystallisation, so it delivers more boron per tonne shipped and needs less furnace energy to dehydrate. Where freight or fuel cost dominates, it usually wins.
Does it dissolve as readily as Decahydrate?
Decahydrate dissolves faster at ambient temperature. Pentahydrate dissolves well with warming or agitation, which is rarely a constraint in furnace or bulk dosing use.
What is the minimum order quantity?
The minimum order quantity is 500 kg.
Do you supply COA and MSDS?
Yes, with every consignment.
Request a Quotation
Share your required grade, quantity and delivery location and our team will revert with a price and lead time for Borax Pentahydrate. Write to [email protected], call +91 93204 96801, or use the enquiry form.






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