Brand:HONGDA
Quantity:5000
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Product description:Vitamin B5(D-Calcium Pantothenate): D-calcium pantothenate known as Vitamin B5 is a kind of white crystalline powder, odorless, slightly hygroscopic. It tastes a little bitter. Its aqueous solution shows neutral or faintly base, it dissolves easily in water, slightly in alcohol and hardly in chloroform or ethyl ether.
Specification Of Vitamin B5(D-Calcium Pantothenate)
Identification--------------------------Positive Reaction
Loss on drying------------------------5.0% max
Heavy metals(Pb)--------------------0.002% max
Calcium content----------------------8.2-8.6%
Nitrogen content---------------------5.7-6.0%
Alkalinity------------------------------normal reaction
Ordinary Impurities------------------1.0% max
Specific optical rotation--------------+25.0°~+27.5°
