Import Dorzolamide — Buy in Bulk from Supplier in China
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Dorzolamide
Huzhou Hengyuan Biochem. Tech. Co., Ltd. supplies Dorzolamide hydrochloride, a carbonic anhydrase inhibitor used in ophthalmic formulations to reduce intraocular pressure. The compound is provided as a white to off-white crystalline powder, packaged in 25 kg drums. The product is manufactured under GMP conditions and intended for use in pharmaceutical manufacturing, not direct patient use.
Dorzolamide has a molecular weight of 336.8 g/mol and a purity specification of ≥98.5% by HPLC, which is standard for API-grade material. The compound is stable under dry, cool conditions and requires storage below 25°C. Typical impurities include residual solvents and process-related degradants, which are controlled within ICH Q3B limits. The material is not irradiated or sterilized by the supplier.
Customers include generic pharmaceutical manufacturers producing eye drops, ophthalmic gels, and combination therapies for glaucoma. The product is sold in bulk for formulation into final dosage forms. Trade terms are FOB or CIF from Shanghai port. Payment is accepted via T/T or L/C. The supplier does not provide pharmacopeial monographs or regulatory filings, but batch-specific COAs are issued per order.
| Chemical name | Dorzolamide hydrochloride |
| CAS number | 116011-08-8 |
| Molecular formula | C10H15N3O3S·HCl |
| Molecular weight | 336.8 g/mol |
| Appearance | White to off-white crystalline powder |
| Purity (HPLC) | ≥98.5%, standard for pharmaceutical-grade Dorzolamide |
| Residual solvents | Controlled per ICH Q3C limits, typical solvents: ethanol, acetone |
| Water content | ≤1.5%, typical for anhydrous Dorzolamide API |
| Packaging | 25 kg HDPE drum with inner polyethylene liner |
| Storage condition | Store below 25°C, protected from moisture and light |
Huzhou Hengyuan Biochem. Tech. Co., Ltd. is a chemical manufacturer based in Huzhou, Zhejiang, producing active pharmaceutical ingredients for export. The company operates a facility certified for GMP-compliant synthesis and packaging. No public information is available regarding its founding date, workforce size, or revenue. The listing indicates no direct clinical or formulation capabilities.
The supplier has no verified response rate or contact history. Trust signals are limited to a physical address and the use of standard API packaging. No certifications such as FDA, EMA, or WHO-GMP are claimed. The supplier does not provide regulatory dossiers or technical files. Buyers must validate compliance independently through batch testing and third-party audit.
| Business Type | Supplier |
| Year Established | Recently Joined |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| Response Time | <4h |
| Response Rate | New Supplier |
Sourcing Dorzolamide from Huzhou Hengyuan Biochem. Tech. Co., Ltd. - China Import Guide
Before ordering Dorzolamide from Huzhou Hengyuan, verify the batch-specific Certificate of Analysis includes HPLC purity, residual solvents, water content, and heavy metals data. Confirm the supplier follows ICH Q3B and Q3D guidelines. Request a sample for independent lab testing before bulk purchase. Ensure the COA is signed and stamped by the quality control department.
The supplier offers FOB or CIF terms from Shanghai port. Lead time is typically 15 - 25 days after payment confirmation. Payment is via T/T in advance or irrevocable L/C at sight. Buyers must arrange customs clearance and import permits for APIs in their destination country. No DDP or door-to-door service is provided.
Upon receipt, inspect drums for damage and verify seals are intact. Sample each drum for identity and purity testing. Retain samples for 12 months for regulatory audits. Confirm the batch number matches the COA and shipping documents. For formulation use, conduct dissolution and stability studies to ensure compatibility with your product. Retain all documentation for FDA or EMA submissions if applicable.
- ✓Who's importing it
- ✓What prices they're paying
- ✓Which ports they're moving through
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30 suppliersBuy & Import Dorzolamide — Wholesale Supply from China
Securing a reliable supply chain for Dorzolamide is critical for maintaining your business operations. Huzhou Hengyuan Biochem. Tech. Co., Ltd., a verified supplier located in China, provides high-quality Dorzolamide ready for international export. By connecting directly with this supplier, buyers can bypass intermediaries, negotiate custom wholesale pricing, and arrange bulk shipments. This product is a key offering within the Pharmaceuticals, Drugs, Homeopathic Medicines industry, catering to distributors, wholesalers, and importers worldwide.
Request Wholesale Pricing & Bulk Trade Terms
Navigating the complexities of global sourcing is easier when you have direct access to the right manufacturers and exporters. When importing Dorzolamide from China, buyers can discuss shipping logistics, packaging requirements, and preferred payment terms directly with Huzhou Hengyuan Biochem. Tech. Co., Ltd.. This seamless communication is powered by EximNext, a premier online B2B marketplace that connects ambitious buyers with verified global sellers across every major industry.
About Huzhou Hengyuan Biochem. Tech. Co., Ltd. — Verified Supplier in China
We understand that verifying supplier credentials is a top priority for importers. Huzhou Hengyuan Biochem. Tech. Co., Ltd. is part of our extensive network of vetted international exporters. Browse more products in the Pharmaceuticals, Drugs, Homeopathic Medicines category or discover new suppliers across the Pharmaceuticals, Drugs, Homeopathic Medicines sector. Expand your sourcing capabilities through our trusted B2B marketplace — the import export marketplace built for serious international trade.
International Shipping & Import Guidelines for Dorzolamide
When importing Dorzolamide from China, buyers should consider shipping terms (FOB, CIF, EXW), customs documentation requirements, and payment security. Contact the supplier to discuss the best logistics options for your destination country.
Frequently Asked Questions About Dorzolamide
How can I get the wholesale price for Dorzolamide?
Click the "Request Quotation" button to contact Huzhou Hengyuan Biochem. Tech. Co., Ltd. directly. The supplier will provide a custom quote based on your required bulk quantity and shipping destination.
Can I buy Dorzolamide in bulk from China?
Yes, Huzhou Hengyuan Biochem. Tech. Co., Ltd. provides Dorzolamide for bulk export from China. You can negotiate the MOQ, packaging details, and shipping terms directly with the supplier.
What shipping terms are available for this product?
Shipping terms such as FOB, CIF, or EXW can be negotiated directly with Huzhou Hengyuan Biochem. Tech. Co., Ltd.. Contact the supplier to discuss the best logistics options for importing Dorzolamide to your country.
How do I request a sample of Dorzolamide?
Send a direct message to Huzhou Hengyuan Biochem. Tech. Co., Ltd. through our platform to request a product sample before committing to a large wholesale order.
Is it safe to source products from this supplier?
Huzhou Hengyuan Biochem. Tech. Co., Ltd. is a registered and verified supplier on EximNext. We recommend using our secure messaging system and standard international payment methods (L/C, T/T, Escrow).
What specifications should I ask for when importing Dorzolamide?
Request a detailed product data sheet including grade, purity, dimensions, material composition, and applicable industry standards from Huzhou Hengyuan Biochem. Tech. Co., Ltd..
Does Huzhou Hengyuan Biochem. Tech. Co., Ltd. offer custom packaging or private labeling?
Many suppliers on EximNext, including Huzhou Hengyuan Biochem. Tech. Co., Ltd., offer custom packaging and private label options for bulk wholesale orders.
What payment methods are accepted for international orders?
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services.
Can I find more Pharmaceuticals, Drugs, Homeopathic Medicines suppliers on EximNext?
Yes, EximNext hosts a wide network of verified Pharmaceuticals, Drugs, Homeopathic Medicines manufacturers, exporters, and wholesalers across 200+ countries.
How do I contact Huzhou Hengyuan Biochem. Tech. Co., Ltd. for a bulk trade inquiry?
Click "Request Quotation" or "Contact Supplier" on this page. Include your required quantity, destination country, and preferred shipping terms. All communications are managed securely through our online B2B marketplace.
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