Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Glycerin Technical Grade
Technical Grade
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Sample COA. Lot-specific COAs ship with each order.
Last reviewed 2026-05-20.
COA · Answer summary
Typical certificate of analysis for Glycerin Technical Grade. Lot-specific results ship with every order.
- Assay (computed)
- 99.60%
- Grade
- Technical Grade
Specifications
| Parameter | Specification | Typical Result | Test Method |
|---|---|---|---|
| Assay (GC/Density) | 99 – 100 % | 99.6 % | GC or density |
| Appearance/Odor | — | — | Visual Inspection |
| Chlorides | ≤ 10 ppm | 3 ppm | Ion chromatography |
| Color (APHA) | ≤ 10 APHA | 6 APHA | APHA |
| Heavy Metals (Pb) | ≤ 5 ppm | 0 ppm | ICP |
| Residue on Ignition | ≤ 0.01 % | 0 % | Ignition |
| Specific Gravity @20°C | 1.26 – 1.265 g/mL | 1.26 g/mL | Hydrometer @ 25°C |
| Sulfates | ≤ 20 ppm | 6 ppm | Ion chromatography |
| Water (Karl Fischer) | ≤ 1 % | 0.4 % | Karl Fischer |
Generated . Published by Alliance Chemical from first-party canonical product data. Our authority is hands-on chemical handling, DOT/GHS-compliant shipping, and government-registered distribution — not bench chemistry. Values are representative of typical production lots and reflect the published specification range. Lot-specific COAs are provided with every shipment.