Industrial chemicals · Taylor, TXCertificate of Analysis
Sample Certificate of Analysis
Xylene ACS Grade
ACS Grade
Sample COA. Contact Alliance Chemical with your lot number to request a lot-specific COA.
- CAS number
- 1330-20-7
- Structure
Structure · PubChem - Grade
- ACS Grade
- Assay specification
- 98.5% min.
- Answer summary
Sample specification reference for Xylene ACS Grade. Source-record results are reference values, not measurements for your lot.
Last reviewed 2026-06-18 by Andre Taki, Chief Commercial Officer, DOT Hazmat–certified (49 CFR 172.704).
Specifications
| Parameter | Specification | Source reference result | Test Method |
|---|---|---|---|
| Assay (Xylene Isomers & Ethyl Benzene), corrected for water | 98.5% min. | 99.6 % | — |
| Appearance | Clear | Passes test | — |
| Ethyl Benzene | NMT 25.0% | 16.3 % | — |
| Boiling Range | 137ºC - 144ºC | Passes test | — |
| Color (APHA) | 10 max. | 5 | — |
| Residue After Evaporation | 0.002% max. | 0.00018 % | — |
| Density at 25ºC | 0.860 - 0.875 | 0.8676 | — |
| Substances Darkened by Sulfuric Acid | To Pass Test | Passes test | — |
| Sulfur Compounds (as S) | 0.003% max | 0.000029 % | — |
| Water | 0.05% max | 0.008 % | — |
| Identification | Conforms to structure | Passes test | FTIR, compared to reference spectrum |
| Refractive Index, n20/D | 1.4940 - 1.5000 | 1.4970 | ASTM D1218 (Abbe refractometer) |
Specification limits and source-record results are reproduced from the current product reference used by the TDS. This sample is not an issued certificate and does not identify a tested lot. Contact Alliance Chemical with the product and lot number for lot-specific documentation.
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