O-304 CAS 1261289-04-6 High Purity Raw Material Supplier

We have freight forwarders in every country and region, so you don’t need to worry about customs issues. We also offer door-to-door service, eliminating the hassle of picking up shipments and other related concerns. We guarantee 100% safe transportation. We also offer dedicated transpo

rt routes. 100% safe delivery. We have products in stock, so orders ship immediately, giving you a time advantage. You don’t need to worry about quality either. We hold all necessary certifications.

No customs clearance required; dual customs clearance with a 100% clearance rate. We deliver to the United States, Canada, Germany, the Netherlands, Poland, Australia, Mexico, and Russia. Door-to-door service is provided.

You can contact us by email, phone, WhatsApp, or other channels to request product details and quotations. We will reply to you as soon as possible.  WhatsApp: +86 15924248838 Threema: F5XMYMZN Telegram: globefish4869 kevin@rongchuangintl.com

Our company supplies high-quality chemical raw materials, pharmaceutical intermediates, biochemical materials, peptide raw materials, cosmetic ingredients, inorganic salts, food-grade additives, and industrial chemicals for professional B2B customers worldwide. We focus on stable quality, reliable supply, flexible packaging, and responsive export service to meet the purchasing needs of distributors, manufacturers, laboratories, research institutions, formulation companies, and industrial users.

All products are supplied under strict quality control standards. According to different product categories and customer requirements, we can provide related quality documents such as COA, SDS, HPLC report, MS report, specification sheet, batch information, purity data, and other technical documents when available. These documents help buyers confirm product identity, appearance, purity, specification, storage conditions, and batch quality before purchasing.

We support different order requirements, including sample orders, small quantity supply, bulk supply, long-term regular orders, and customized packaging. Common packaging options include sealed bottles, aluminum foil bags, cartons, drums, HDPE drums, IBC tanks, or export-grade protective packaging, depending on the product form and shipment requirements. Packaging can be arranged to help protect the goods during storage, handling, and international transportation.

Our products are widely used in chemical manufacturing, laboratory research, analytical testing, formulation development, industrial production, food processing, cosmetic raw material development, and further manufacturing applications. Customers should evaluate each product according to their own application requirements, local regulations, storage conditions, transportation rules, and quality standards before purchase.

For international buyers, we provide professional support including product quotation, stock checking, lead time confirmation, packaging selection, document preparation, shipping arrangement, and after-sales communication. We aim to help customers reduce procurement risk and improve purchasing efficiency through stable supply, clear communication, and reliable service.

We welcome inquiries for product specifications, price, packaging details, available stock, quality documents, lead time, and shipping information. With flexible supply capacity and professional B2B service, we are ready to support customers looking for dependable raw material sources and long-term cooperation.

The standard packaging size for this product is 25 kg per drum, and custom packaging is available. For shipping, bulk orders can be shipped via sea or air freight; samples and small-volume orders can be shipped via international couriers such as DHL, FedEx, EMS, and TNT.

FAQ – Frequently Asked Questions

1. Can you help develop new products?

Yes, we have an independent R&D department capable of developing new molecular products. Our products are manufactured in our own factory under strict quality control, from raw material sourcing to finished packaging, ensuring every batch meets required specifications. Please feel free to contact us for more information.

2. What is your minimum order quantity (MOQ)?

Our MOQ is 1 kg.-Adjustable Quantity

3. Do you offer discounts?

Yes, we always offer better prices for larger quantities.

4. How can I confirm product quality before placing an order?

You can confirm product quality in the following ways:

• We can provide HPLC test reports for the shipped batch.

• You may purchase a small quantity and pay the shipping fee. We will prioritize shipment. After testing, you can decide whether to proceed.

• Alternatively, you can request free samples, only paying the shipping cost or arranging courier pickup.

• Please let us know your product specifications and requirements in advance, and we will produce accordingly.

• 5. How do I place an order or make payment?

  You can send us your purchase order (if available) or simply confirm via email or trade manager. We will then send you a proforma invoice with our bank details. Please confirm before making payment.

• 6. What payment methods do you accept?

  We accept a variety of payment methods, including:

  • T/T (telegraphic transfer)

  • Trade Assurance

  • PayPal

  • Alipay

  • Credit card

  • L/C (letter of credit)

  • 7. What are your shipping methods and delivery times?

    • Shipping methods: Sea freight, air freight, and international couriers such as DHL and FedEx.

    • Delivery time: Approximately 4–8 days by air, and 20–30 days by sea.

    • 8. How do you handle quality complaints?

      Our quality control measures minimize quality issues. If a problem does arise and it is caused by us, we will provide free replacement products or compensate for your loss.