HGH 191AA (Somatropin)

Ran independent HPLC verification — purity matched the included COA within 0.3%. Packaging arrived cold with intact seal.

Pricing is fair for the purity level. Documentation is thorough and the COA is signed and dated.

Shipping was fast and the cold-chain held perfectly. Vials sealed properly, no signs of degradation.

Third order from this vendor. Batch-to-batch consistency has been excellent and lyophilization quality is top tier.

Pricing is fair for the purity level. Documentation is thorough and the COA is signed and dated.

Used in a comparative assay against two other suppliers — this lot showed the cleanest baseline by a wide margin.

Stability data provided on request. Researchers in our group switched to this vendor after the first order.

Vials are properly crimped, lyophilized cake is uniform, and the label/lot tracking is professional.