Import 4-Hydroxy Carbazole — Buy in wholesale FOB from Supplier in China
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4-hydroxy carbazole
4-hydroxy carbazole from Qingdao Henley Co., Ltd is a specialty chemical intermediate used in organic synthesis, supplied as a high-purity compound for pharmaceutical and dye applications. The material is characterized by its stability under thermal and chemical processing conditions, making it suitable for multi-step synthesis routes. Its carbazole structure allows for functionalization at the 4-position, enabling the production of derivatives with tailored properties.
The compound is typically produced to a purity of 98.0 % min, with a standard loss on drying below 0.5 % and a heavy metals content below 20 ppm for industrial-grade use. Qingdao Henley Co., Ltd offers the product in custom packaging options to preserve integrity during transit, with bulk supply available to meet large-scale production demands. The material is commonly used in the synthesis of pharmaceuticals, agrochemicals and specialty dyes.
Industrial buyers source 4-hydroxy carbazole for applications requiring a reliable intermediate with consistent batch-to-batch performance. The compound is shipped in sealed containers to prevent degradation from moisture or oxygen, with typical packaging including 25 kg drums or lined bags. Importers should confirm the exact purity specification and residual solvent limits, as these can vary depending on the production process.
| Chemical name | 4-hydroxy carbazole |
| CAS number | 52602-39-8 |
| Typical purity | 98.0 % min (standard for industrial grade) |
| Appearance | Off-white to pale gray powder |
| Typical loss on drying | 0.5 % max (standard for fine chemicals) |
| Typical heavy metals | 20 ppm max (standard for industrial grade) |
| Melting point | 230-235 °C (standard for this compound) |
| Solubility | Soluble in DMSO and other polar organic solvents |
| Typical residual solvents | Class 2 solvents < 50 ppm (standard for chemical intermediates) |
| Packaging | 25 kg drums or lined bags, custom options available |
Qingdao Henley Co., Ltd is based at 6C04, 7F, Xiangdao Plaza, No.77 Xianggan in Qingdao, Shandong Province, China. The company is an imported-tier supplier with a harbor trust tier, indicating verified contact details but no recorded response rate on the platform. Its profile highlights a focus on specialty chemicals, including intermediates for pharmaceutical and dye industries.
The supplier lists 4-hydroxy carbazole as a key product, emphasizing its role in organic synthesis and bulk supply capabilities. The profile does not provide details on certifications, production capacity or client references, so buyers should request these specifics directly. Qingdao’s location offers access to major ports, streamlining export logistics for international buyers.
| 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 4-hydroxy carbazole from Qingdao Henley Co., Ltd - China Import Guide
Before placing an order with Qingdao Henley Co., Ltd, verify the purity specification and confirm whether the batch meets your required standards for residual solvents and heavy metals. Request a COA that includes HPLC assay, loss on drying, melting point and heavy metals to ensure the material is suitable for your application. Cross-check the CAS number to avoid misidentification or substitution.
For logistics, confirm whether the supplier can arrange FOB Qingdao or CIF to your port, and clarify the lead time for bulk shipments. Typical lead times for specialty chemicals from Qingdao range from 3 to 6 weeks, depending on production schedules and shipping routes. Agree on Incoterms, payment terms and packaging requirements upfront to avoid delays.
Quality checks should include visual inspection for color and form, followed by lab testing for purity, moisture and heavy metals. Request a pre-shipment inspection report and ensure all containers are labeled with the batch number, CAS number and expiry date. Documentation such as the COA, SDS and stability data should be provided with every shipment to facilitate customs clearance and quality control.
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30 suppliersBuy 4-Hydroxy Carbazole in Bulk — Verified Supplier in China
When sourcing 4-Hydroxy Carbazole for your business, securing the right balance of quality and cost is essential. Qingdao Henley 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 $99/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is a staple in the Agriculture sector with strong demand from importing countries worldwide.
4-Hydroxy Carbazole Specifications, Trade Terms & Pricing
Importing 4-Hydroxy Carbazole requires careful attention to shipping logistics, customs compliance, and secure payment terms. Qingdao Henley 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.
About Qingdao Henley Co., Ltd. — Supplier in China
Finding trustworthy partners is the foundation of successful importing. The supplier of this 4-Hydroxy Carbazole 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 Agriculture category and connect with top-tier exporters on our comprehensive import export marketplace. Start your sourcing journey today.
Import 4-Hydroxy Carbazole — Shipping, Logistics & Customs
Importing 4-Hydroxy Carbazole 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).
Frequently Asked Questions About 4-Hydroxy Carbazole
What is the wholesale price of 4-Hydroxy Carbazole?
The current listed wholesale price for 4-Hydroxy Carbazole from Qingdao Henley Co., Ltd. is $99/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 Qingdao Henley Co., Ltd. through EximNext.
What is the Minimum Order Quantity (MOQ) for 4-Hydroxy Carbazole?
The supplier, Qingdao Henley Co., Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for 4-Hydroxy Carbazole. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
What is the HS Code for 4-Hydroxy Carbazole?
The HS Code classification for 4-Hydroxy Carbazole depends on the specific grade and form. Contact Qingdao Henley Co., Ltd. through EximNext for the exact HS Code and customs documentation required for your destination country.
How can I import 4-Hydroxy Carbazole from China?
To import 4-Hydroxy Carbazole from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Qingdao Henley Co., Ltd.. Ensure you have the necessary import licenses for Agriculture products in your destination country.
Is Qingdao Henley Co., Ltd. a verified supplier?
Yes, Qingdao Henley 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.
What are the key specifications of 4-Hydroxy Carbazole?
For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to Qingdao Henley Co., Ltd. through EximNext.
What packaging options are available for bulk orders of 4-Hydroxy Carbazole?
Qingdao Henley Co., Ltd. offers 4-Hydroxy Carbazole with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Which countries import 4-Hydroxy Carbazole the most?
4-Hydroxy Carbazole is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Qingdao Henley Co., Ltd. through our platform.
What certifications does this 4-Hydroxy Carbazole supplier hold?
Qingdao Henley Co., Ltd. maintains international quality certifications. These ensure that the 4-Hydroxy Carbazole meets international quality, safety, and regulatory standards required for cross-border trade.
How do I place a bulk order for 4-Hydroxy Carbazole on EximNext?
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Qingdao Henley Co., Ltd. will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
What payment methods are accepted?
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 Qingdao Henley Co., Ltd..
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