| Sodium sulfite USP-NF/Ph.Eur 500GM | |||
| 97690SG500 | 42333H622KW | ||
| USP-NF/Ph.Eur | 42333H6 | ||
| 7757-83-7 | 99454 | ||
| Na2SO3 | November 2023 | ||
| 126.04 | October 2026 | ||
| Sr.No. | Test | Result | Specification |
|---|---|---|---|
| 1 | Appearance/Description | White powder. | Colorless crystals or white powder. |
| 2 | Solubility | Complies | Freely soluble in water; Very slightly soluble in alcohol (96%) |
| 3 | Identification A (By Chemical test) | Complies | Slightly alkaline should produce pink color in solution. |
| 4 | Identification B (sulfate) | Complies | Colorless solution; should yield a white precipitate with barium chloride which should insoluble in hydrochloric acid and nitric acid |
| 5 | Identification C (for Sodium) | Complies | A dense white precipitate should produce. |
| 6 | Identification D (By Assay) | 97.6% | 95.0% - 100.5% w/w |
| 7 | Assay | 97.6% | 95.0% - 100.5% w/w |
| 8 | Iron | Less than 10 ppm | NMT 10 ppm |
| 9 | Selenium (Se) | Less than 10 ppm | NMT 10 ppm |
| 10 | Thiosulfates | Less than 0.1% | NMT 0.1% w/w |
| 11 | Zinc (Zn) | Not detected | NMT 25 ppm |
| 12 | Color and clarity of solution /Appearance of solution | Complies | Clear and colorless solution |
Remarks: THE CAPTIONED MATERIAL COMPLIES WITH THE PRESCRIBED QUALITY OF USP-NF AND PH.EUR SPECIFICATION.
FINAR provides this analytical report in good faith and to the best of its knowledge. It should not be substituted for the users own raw material quality control.
| Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |
Computer Generated Report - Does not require Signature.
