筛选产品
维生素 D2 (6,19,19-d3) 溶液, 100 μg/mL in ethanol, 97 atom % D, 98% (CP)
维生素 D2 (6,19,19-d3) 溶液, 1 mg/mL in ethanol, 97 atom % D, 98% (CP)