Certificate of Analysis and technical specification for Silane Water Repellent — CAS 17980-47-1. Applies to all consignments of this product and grade.
| Product Name | Silane Water Repellent |
|---|---|
| C.A.S. Number | 17980-47-1 |
| Product Category | Construction Chemicals |
| Product Group | Waterproofing & Water Repellents |
| Grade / Standard | ≥97% purity |
| Physical Form | Colourless to pale 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 to pale liquid | Complies | Visual |
| 2 | Identification | Conforms to the structure of the substance | Complies | FTIR / Chemical test |
| 3 | Assay | Not less than 97.0 % w/w | 98.08 | Titrimetry / Instrumental |
| 4 | Non-volatile Content (Solids) | As per specification | 44.0 % w/w | Gravimetry / ASTM D1644 |
| 5 | Viscosity at 25 °C | As per specification | 1594 cP | Brookfield viscometry |
| 6 | pH (as supplied) | As per specification | 7.7 | Potentiometry |
| 7 | Density at 25 °C | As per specification | 1.202 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 Silane Water Repellent 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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