Certificate of Analysis and technical specification for Dimethyl Phthalate — CAS 131-11-3. Applies to all consignments of this product and grade.
| Product Name | Dimethyl Phthalate |
|---|---|
| C.A.S. Number | 131-11-3 |
| Product Category | Plastic & Rubber Chemicals |
| Product Group | Plasticizers |
| Grade / Standard | ≥99% Technical |
| Physical Form | Colourless oily liquid |
| 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 | Colourless oily liquid | Complies | Visual |
| 2 | Identification | Conforms to the structure of the substance | Complies | FTIR / Chemical test |
| 3 | Assay | Not less than 99.0 % w/w | 99.50 | Titrimetry / Instrumental |
| 4 | Non-volatile Content (Solids) | As per specification | 57.7 % w/w | Gravimetry / ASTM D1644 |
| 5 | Viscosity at 25 °C | As per specification | 1166 cP | Brookfield viscometry |
| 6 | pH (as supplied) | As per specification | 8.1 | Potentiometry |
| 7 | Density at 25 °C | As per specification | 1.162 g/mL | ASTM D1475 |
| 8 | Heavy Metals (as Pb) | Not more than 20 ppm | Less than 10 ppm | ICP-OES |
This document sets out the standard specification for Dimethyl Phthalate 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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