CJC-1295 (with DAC)

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

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

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

Reconstituted cleanly in BAC water with zero turbidity. Mass spec confirmed expected molecular weight.

Reconstituted cleanly in BAC water with zero turbidity. Mass spec confirmed expected molecular weight.

Customer support answered a technical question about storage within hours. Will be ordering the larger size next.

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