RelaxationPM

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

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

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

Have tested several batches by NMR — clean spectra, no detectable solvent residues.

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

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.

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