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Chemical Data | | Chemical Formula | Fe(C6H11O7)2 · 2H2O | | CAS Number | 299-29-6 | | Molecular Weight | 482.17 | | Use | Nutrient; Dietary Supplement ,black dye used to color ripe olive. | | Description | Pale greenish, yellow, fine powder | | Containers | 50 kg / 110 lb. fiber drums; 25 kilogram packs EU only | | Storage | Store in a clean, dry warehouse in the original unopened containers. |
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Chemical Specifications | | Tests | Specifications | | Identification |
| | Test A | Pass Test | | Test B | Pass Test | | Appearance of Solution | Clear/Not Turbid | | Assay as Iron(II) (dry basis) | 11.8-12.5% | | Arsenic | 2 ppm maximum | | Barium | Pass Test | | Chloride | 0.06% maximum | | Ferric Iron | 1.0% maximum | | Heavy Metals | 20 ppm maximum | | Loss on Drying | 5.0-10.5% | | Oxalates | Pass Test | | pH (10% solution) | 4.0-5.5 | | Sucrose and Reducing Sugars | Pass Test | | Sulfate | 500 ppm maximum |
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| | Microbial Test Results |
| Aerobic Plate Count | 1000 cfu / gram maximum | Yeast and Mold Count | 100 cfu / gram maximum |
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