Inquiry, documents and service
What does Catch-Chem offer?
Biochemical reagents, cell culture media, proteomics materials and domestic / international sourcing.
Can you source items outside the catalog?
Yes. Our global sourcing covers niche, custom and discontinued items; availability is confirmed per inquiry.
Why are prices and purity not shown?
Prices depend on quantity, lot and supplier and are given on the quotation; purity and grade follow the batch COA. Pack sizes and lead times on the pages are for reference.
Do you provide COA and SDS?
Yes, from the supplier batch. For delivered lots, use the COA lookup page.
Why do some buffers appear more than once?
Free acid, salts and hydrates are listed separately. Please state CAS and salt form.
NZ vs Australian BSA?
Both are common origin grades. Protease-free or IgG-free are separate specifications.
Can you import international brands?
Yes. Our agency service covers import purchasing, customs and logistics. Name the brand on the inquiry.
Use and hours
Can materials be used for IVD manufacturing?
They can be evaluated as research or industrial raw materials, not as a device registration or clinical authorization.
Clinical use?
No. Research or industrial non-medical use only.
Business hours?
Mon–Fri 9:00–18:00 (China time).
For research or industrial use only. Not for human or animal diagnosis or treatment, and not for drug or food use. Grade, pack size and lead time follow the supplier batch COA / SDS. Figures on this site are general industry references, not a factory specification.