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Tetra sodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid (HEDPNa4) CAS No.: 3794-83-0 Molecular Formula: C2H4O7P2Na4 Molecular weight: 294 Properties: HEDP Na4 is an good scale inhibitor for calcium carbonate, it can be used in low pressure boiler water system, circulating water system, industrial and municipal cleaning water system and swimming pool. HEDPNa4 is widely used in circulating cool water system, medium and low pressure boiler, oil field water pipelines as scale and corrosion inhibitor. Specification: items index Appearance White powder Colorless to light yellow transparent liquid Active component (HEDP) % 56.0 min 20.3-21.7 Active component )HEDPNa4) % 79.9 min 29.0-31.0 Total phosphoric acid (as PO43-) % 52.0-54.0 18.4-20.4 Fe ppm 35.0 max 20 max Dry weight loss, % 15 max -- Density (20??) g/cm3 -- 1.26-1.36 PH 11.0-12.0 (1% water solution) 10.0-12.0 (as it)  Packing and Storage: For liquid: Normally 250kg net in drum, IBC, or per customers. For solid: inner liner polyethylene (PE) bag, outer plastic woven bag, or confirmed by clients. Storage for ten months in shady room and dry places. Safety Protection: Weak acidity, Avoid contact with eye and skin, once contacted, flush with water immediately.
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HEDP Na4 is offered by Twin International Co., Ltd., a Supplier based in China, in wholesale quantities for importers, distributors, and trade buyers. Contact the supplier to request pricing, minimum order quantity, and shipping terms for your destination.
When importing HEDP Na4, confirm trade terms such as FOB or CIF, packaging, and any certification or documentation you need directly with the supplier before placing a bulk order.
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When sourcing Hedp Na4 for your business, securing the right balance of quality and cost is essential. Twin International Co., Ltd., a verified supplier based in China, offers this product for international export. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $1900/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is a staple in the Industrial Chemicals sector with strong demand from importing countries worldwide.
Importing Hedp Na4 requires careful attention to shipping logistics, customs compliance, and secure payment terms. Twin International Co., Ltd. offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading global B2B marketplace designed to make cross-border trade secure and efficient.
Finding trustworthy partners is the foundation of successful importing. The supplier of this Hedp Na4 has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Industrial Chemicals category and connect with top-tier exporters on our comprehensive import export marketplace. Start your sourcing journey today.
Importing Hedp Na4 requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
The current listed wholesale price for Hedp Na4 from Twin International Co., Ltd. is $1900/Bags on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Twin International Co., Ltd. through EximNext.
The supplier, Twin International Co., Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for Hedp Na4. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
The HS Code classification for Hedp Na4 depends on the specific grade and form. Contact Twin International Co., Ltd. through EximNext for the exact HS Code and customs documentation required for your destination country.
To import Hedp Na4 from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Twin International Co., Ltd.. Ensure you have the necessary import licenses for Industrial Chemicals products in your destination country.
Yes, Twin International Co., Ltd. is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.
For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to Twin International Co., Ltd. through EximNext.
Twin International Co., Ltd. offers Hedp Na4 with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Hedp Na4 is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Twin International Co., Ltd. through our platform.
Twin International Co., Ltd. maintains international quality certifications. These ensure that the Hedp Na4 meets international quality, safety, and regulatory standards required for cross-border trade.
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Twin International Co., Ltd. will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Twin International Co., Ltd..
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