Purity: ≥700 IU/mg Pharmaceutical Grade, ≥98% HPLC, Reference Standard

Purity: API Grade ≥98%, Pharmaceutical Grade ≥99%, Agricultural Grade ≥95%, Technical Grade ≥97%.

Purity: USP Grade ≥590 IU/mg, ≥98% HPLC, Pharmaceutical Secondary Standard

Purity: Reagent Grade ≥98%, High-Purity Grade ≥99%, Pharmaceutical Grade ≥99.5%