Customization: | Available |
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CAS No.: | 5743-28-2 |
Formula: | C12h14cao12 •2H2O |
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PRODUCT: CALCIUM ASCORBATE
Molecular Formula: C12H14CaO12 •2H2O
Molecular Feight:426.35
CAS NO.:5743-28-2
Structural formula:
Items | Standard | Results |
Appearance | White to slightly yellow crystalline powder |
White to slightly yellow crystalline powder |
Identification | Positive | Positive |
Assay | 98.0~100.5% | 99.5% |
Loss on Drying | ≤0.10% | 0.06% |
Specific rotation | +95°~ +97° | +96.0° |
pH(10% W/V) | 6.8-7.4 | 7.3 |
Heavy metals | ≤10ppm | <10ppm |
*Arsenic | ≤1ppm | <1ppm |
*Lead | ≤1ppm | <1ppm |
*Cadmium | ≤1ppm | <1ppm |
*Mercury | ≤0.1ppm | <0.1ppm |
*Limit of Fluoride | ≤10ppm | <10ppm |
*Residual Solvents (as Methanol) |
≤3000ppm | <3000ppm |
*Total Plate Count (cfu/g) |
≤1000 | <1000 |
*Yeast & Moulds(cfu/g) |
≤100 | <100 |
According to USP 42/FCC/E302 |
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