Zinc sulfate heptahydrate USP, Ph. Eur., FCC
Supplier: Macco Organiques S.R.O
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Danger
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For excipient use only. For use in the food processing industry.
This zinc sulphate heptahydrate is in conformity with the last edition of:
- Food Chemical Codex
- American Pharmacopoeia
- European pharmacopoeia
No material of animal or human origin is used in the raw materials, in the production and distribution process. Product is BSE/TSE, GMO, allergen free.
Certifications: Certificates: HACCP, ISO 9001:2008, Kosher including for Passover days, HALAL.
Ordering information: Minimum order quantities may apply; contact your VWR representative for more information.
Formula:
ZnSO₄·7H₂O MW: 287.54 g/mol Melting Pt: 100 °C Density: 1.97 g/cm³ (20 °C) Storage Temperature: Ambient |
MDL Number:
MFCD00149894 CAS Number: 7446-20-0 EINECS: 231-793-3 UN: 3077 ADR: 9,III Merck Index: 12,10293 |
Specification Test Results
Identity testing (PhEur/USP/FCC) | Corresponds to tests |
Solubility (PhEur) | Very soluble in water, practically insoluble in ehtanol 96% |
Assay (PhEur) | 99.0-104.0% |
Appearance of solution (PhEur) | Clear, colorless |
pH (PhEur) | 4.0-5.7 |
Chlorides (PhEur) | 301 ppm Max. |
Iron (Ph Eur) | 101 ppm Max. |
Assay (USP) | 99.0-108.7% |
Alkalies and alkaline earths (USP) | 0.9% Max. |
Acidity (USP/FCC) | Passes test |
Lead (USP) | 0.002% Max. |
Arsenic (USP) | 15 ppm Max. |
Appearance (FCC) | Colorless, transparent prism, or small needles, or granular crystaline powder. |
Solubility (FCC) | Soluble in water and practically insoluble in alcohol. |
Assay (FCC) | 99.0-108.7% |
Alkalies and alkaline earths (FCC) | 0.5% Max. |
Lead (FCC) | 4 mg/kg Max. |
Mercury (FCC) | 5 mg/kg Max. |
Selenium (FCC) | 0.003% Max. |
Standard grade particle size greater than 800 micron | 10% Max. (information only, non-binding) |
Particle size 355-800 micron | 50-70% (information only, non-binding) |
Standard grade particle size less than 355 micron | 30-50% (information only, non-binding) |
Fine grade particle size less than 180 micron | 99% Min. (information only, non-binding) |
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