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HPLC purity reported per lot · COA on every lot · Free shipping over $300 · Laboratory research use only

Recombinant Proteins

4 products · HPLC-tested lots · Certificate of Analysis for every lot · laboratory research use only

Compounds in Recombinant Proteins

Specifications and the current-lot Certificate of Analysis are on each product page.

FS
Recombinant human follistatin, 344-residue precursor isoform; single-chain glycoprotein. 95% grade.
HC
Heterodimeric glycoprotein; 92-residue α subunit and 145-residue β subunit.
H
Recombinant 191-amino-acid single-chain polypeptide with two disulfide bridges.
IG
Recombinant 83-amino-acid IGF-1 analogue (Arg3 substitution, 13-residue N-terminal extension).

Recombinant Proteins: frequently asked questions

How are Recombinant Proteins products tested?

Each lot is documented with a Certificate of Analysis reporting HPLC purity, plus endotoxin and heavy-metals results where listed. The current lot's certificate is linked on each product page once published, and past certificates are archived in the COA library.

How we test and document every lot