Certificate of Analysis and technical specification for Tetrasodium Pyrophosphate (TSPP) — CAS 7722-88-5. Applies to all consignments of this product and grade.
| Product Name | Tetrasodium Pyrophosphate (TSPP) |
|---|---|
| C.A.S. Number | 7722-88-5 |
| Product Category | Food Ingredients & Additives |
| Product Group | Phosphates |
| Grade / Standard | ≥95% food grade |
| Physical Form | White free flowing powder |
| Country of Origin | India |
| Packing | Standard export packing — bags, drums, carboys, IBC or ISO tank as applicable |
| Storage | Cool, dry, well-ventilated place in tightly closed original packing |
| S. No. | Test Parameter | Specification | Typical Result | Method |
|---|---|---|---|---|
| 1 | Description | White free flowing powder | Complies | Visual |
| 2 | Identification | Conforms to the structure of the substance | Complies | FTIR / Chemical test |
| 3 | Solubility | As per specification | Complies | Visual / Monograph |
| 4 | Assay | Not less than 95.0 % w/w | 96.03 | Titrimetry / Instrumental |
| 5 | Loss on Drying | Not more than 1.0 % w/w | 0.58 | Gravimetry (FCC) |
| 6 | Lead (Pb) | Not more than 2.0 ppm | Less than 0.5 ppm | ICP-MS / AOAC |
| 7 | Arsenic (As) | Not more than 1.0 ppm | Less than 0.2 ppm | ICP-MS / AOAC |
| 8 | Mercury (Hg) | Not more than 0.1 ppm | Less than 0.02 ppm | ICP-MS / AOAC |
| 9 | Cadmium (Cd) | Not more than 0.5 ppm | Less than 0.05 ppm | ICP-MS / AOAC |
| 10 | Sulphated Ash | Not more than 0.5 % w/w | 0.135 | Gravimetry (FCC) |
| 11 | Heavy Metals (as Pb) | Not more than 10 ppm | Less than 5 ppm | ICP-OES |
| 12 | Total Aerobic Microbial Count | Not more than 1000 cfu/g | 74 cfu/g | IP / USP <61> |
| 13 | Total Yeast & Mould Count | Not more than 100 cfu/g | 21 cfu/g | IP / USP <61> |
| 14 | Escherichia coli | Absent in 1 g | Absent | IP / USP <62> |
| 15 | Salmonella species | Absent in 10 g | Absent | IP / USP <62> |
This document sets out the standard specification for Tetrasodium Pyrophosphate (TSPP) and applies to all consignments of this grade. It is not a lot-specific release document; a lot-specific certificate carrying the analysis of the material actually shipped is issued with each consignment. Scapex Exports supplies against customer-specified assay limits and pharmacopoeial standards — send your specification sheet and we will confirm compliance before order.
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