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SODIUM RHODIZONATE 细节
Appearance: Green-gray to dark green powder
CAS: 523-21-7
MF: C6Na2O6
MW: 214.04
EINECS: 208-340-3
Chemical Structure:
Sodium Rhodizonate Properties
| Item | Specification | Result |
| Appearance | Purple or brownish black crystal | Complies |
| Related substance (HPLC) | Total impurity ≤0.5%
Max single impurity ≤0.1% |
0.2%
0.06% |
| Odor | Characteristic | Complies |
| Assay | 99% | 99.22% |
| Heavy Metal | <10ppm | Complies |
| As | <0.1ppm | 0.05ppm |
| Pb | <0.1ppm | 0.05ppm |
| Cd | <0.1ppm | 0.05ppm |
| Residual Solvents | <100ppm | Complies |
| Residual Pesticide | Negative | Complies |
| Total Plate Count | <1000cfu/g | Complies |
| Yeast & Mold | <100cfu/g | Complies |
| E.Coli | Negative | Complies |
| Salmonella | Negative | Complies |
Sodium Rhodizonate Usage
Used as a reagent for barium and strontium.
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