Industrial chemicals · Taylor, TXCertificate of Analysis
Certificado de análisis de muestra
Methanol ACS Reagent Grade
ACS Reagent
Descargar el PDF
COA de muestra. Se envía un COA específico del lote con cada pedido.
Última revisión el 2026-07-22.
COA · Answer summary
Typical certificate of analysis for Methanol ACS Reagent Grade. Lot-specific results ship with every order.
- Assay (computed)
- 100.00%
- Grado
- ACS Reagent
Especificaciones
| Parámetro | Especificación | Resultado típico | Método de ensayo |
|---|---|---|---|
| Assay (GC) | 99.8 – 100.5 % | 100 % | GC |
| Acetone Aldehydes | ≤ 0.003 % | 0 % | Per specification |
| Acidity (as acetic) | ≤ 20 ppm | 6 ppm | Titration |
| Aldehydes (as acetaldehyde) | ≤ 10 ppm | 0 ppm | Spectrophotometry |
| Alkalinity | ≤ 0.0003 | 0 | Per specification |
| Appearance/Odor | — | — | Visual Inspection |
| Chlorides (as Cl) | ≤ 25 ppm | 0.5 ppm | ICP |
| Color (APHA) | ≤ 10 APHA | 5 APHA | APHA |
| Residue on Evaporation | ≤ 10 ppm | 3 ppm | Evaporation |
| Specific Gravity @20°C | 0.791 – 0.793 g/mL | 0.792 g/mL | Hydrometer @ 25°C |
| Water (Karl Fischer) | ≤ 0.1 % | 0.01 % | Karl Fischer |
Generado el . 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. Los valores son representativos de los lotes de producción típicos y reflejan el rango de especificación publicado. Se proporciona un COA específico del lote con cada envío.