Calcium Ascorbate Dihydrate (Vc-Ca) 5743-28-2

Product Name:              Calcium Ascorbate Dihydrate (Vc-Ca)
Type:                             Preservative
CAS No.:                       5743-28-2
Appearance:                  White to slightly yellow crystalline powder
Molecular Formula:       C12H18CaO14
Place of Origin:             China


(1) Calcium ascorbate (Vc-Ca) is widely used in pharmaceutical, food and feed industry as antioxidant, nutrition supplement and color protecting agent.

(2) Calcium ascorbate (Vc-Ca) can be used in soup, soup and meat products to keep the original flavor of the food, maintain the activity of Vitamin C and supplement calcium(easily absorbed).


Test Items Test Parameters
Appearance White to slightly yellow crystalline powder
Identification Positive
Assay(as C12H14CaO12.2H2O) (on the as is basis) ≥98.0%
Specific optical rotation +95°~+97°
PH (10%,W/V) 6.8-7.4
Loss on drying ≤0.1%
Arsenic( as As) ≤0.0003%
Fluoride ≤0.001%
Heavy metals(as Pb) ≤0.001%
Mercury ≤0.0001%
Lead ≤0.0002%
Oxalate Pass


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