A: Yes, we can share a sample COA for your reference. Actual batch COA will be issued together with shipment documents.

A: We can share its main application scope. We have rich experience in fine chemical, pharmaceutical intermediate and new material sectors. Please tell us your specific usage, we will check and support you.

A: Our lab is equipped with HPLC, GC, ICP, Karl Fischer moisture tester, melting point apparatus and other related test equipment for full index inspection.

A: All batches are fully tested prior to delivery. One independent COA will be issued for each batch.

A: We reserve retention samples for each batch. Normally we keep samples for 13 months after shipment.

A: We support third-party verification. If confirmed off-spec due to our responsibility, we will arrange rework, replacement or refund as agreed.

A: Quality claim shall be notified within 15 working days after receipt of goods. Please provide photos, test report and batch COA. We will review and give a solution within 4 working days.

A: Trial order�� 7�C15 working days. Bulk regular orders: 15�C26 working days. Stock items can be delivered faster.

A: We adopt multi-base cooperative production mode. We are the exporter and responsible for quality control and delivery.

A: Classification depends on the specific product. We will provide SDS, UN number, hazard class and packing group together for formal order.

A: Yes, we offer tiered pricing based on order quantity. Larger quantity enjoys better unit price.

A: Melting point data is shown on COA. For easy-crystallized products, we adopt heat preservation packaging for winter shipment.