Factory-direct supply · Wholesale from one boxGuangzhou, China · Serving 47 countries & regions

Know the batch behind your order.

Batch documentation, independent testing and a clear commitment to product content.

Confidence starts with the batch.

COA for every batch

Every product is supplied with a COA from batch sampling. The report must correspond to the product and batch supplied.

Your choice of laboratory

You may choose an independent third-party laboratory for testing.

Full-refund commitment

If testing confirms that content does not meet the agreed specification, we support a full refund.

Define the specification. Confirm the documentation.

Tell us which analyses and records your project needs. We confirm the available documents for the product and batch before you place an order.

Batch COA & traceability

Request the sampling COA for the supplied batch, and keep the product name, batch number and order reference together.

HPLC analysis

Specify your purity requirements and the analysis records you need. The available HPLC documentation is confirmed for the product and batch.

Mass spectrometry (MS)

If your project requires mass spectrometry records, include this in your inquiry so availability can be checked before quotation approval.

Safety data sheets (SDS)

Include your safety-document requirements with your product list. We will confirm the applicable SDS and available language versions.

Storage & handling information

Ask for the storage and handling information that applies to the specific product, presentation and supplied batch.

Packing & shipment records

Confirm quantities, packaging choices and destination details with your quotation. Tracking information is provided after dispatch.

Request your batch COA

Request the sampling COA for the supplied batch, and keep the product name, batch number and order reference together.

Choose the laboratory you trust.

You may choose an independent third-party laboratory for testing.

Keep the product and batch traceable

Keep the order reference, batch number and laboratory report together. For a content discrepancy, send these details to our team so the result can be matched to the supplied product.

Full-refund commitment

If testing confirms that content does not meet the agreed specification, we support a full refund.

Your inquiry list