Products
We stock two iron-complex reagents. Specifications reflect the manufacturer's certificate of analysis for the current lot; the lot COA ships with your order.
Potassium ferricyanide, reagent grade (AR)
K3Fe(CN)6 · potassium hexacyanoferrate(III) · red prussiate
Used in Perls' and Turnbull's iron stains in histology, as a titration indicator and analytical reagent, as an electrochemistry and biosensor mediator, in metallography etchants, and in photochemical and toning processes.
Specification — GB/T 644-2011 (AR)
| CAS No. | 13746-66-2 |
| Assay | ≥ 99.5% |
| Appearance | Red crystalline |
| Chloride | ≤ 0.005% |
| Sulphates | ≤ 0.005% |
| Water-insolubles | ≤ 0.005% |
Packaging: 8 oz and 16 oz jars in stock; bulk and drum quantities on request.
Ferric ammonium citrate, green, high purity
Iron(III) ammonium citrate, green · FAC
Used as a soluble iron source for microbiological media, as a teaching-lab and research iron reagent, in water-treatment formulation, and in photochemical and blueprint processes.
Specification
| CAS No. | 1185-57-5 |
| Iron content | 14.5 – 16.4% |
| Appearance | Green powder |
| Sulphate | ≤ 0.3% |
| Lead | ≤ 10 ppm |
| Mercury | ≤ 10 ppm |
| Oxalate | Complies |
Packaging: 8 oz and 16 oz jars in stock; bulk and drum quantities on request.