Vitamin D4 (22-Dihydroergocalciferol) 是一种源自真菌的维生素 D。Vitamin D4 的前体是 22,23-dihydroergosterol。
Vitamin D4 (22-Dihydroergocalciferol) is a Vitamin D derived from fungi. The precursor of Vitamin D4 is 22,23-dihydroergosterol.
Room temperature in continental US; may vary elsewhere.
-20°C, protect from light, stored under nitrogen
*In solvent : -80°C, 6 months; -20°C, 1 month (protect from light, stored under nitrogen)
纯度: 98%
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