Industrial chemicals · Taylor, TXCertificate of Analysis
Certificado de análisis de muestra
Deionized Water ACS Reagent Grade
Reagent
COA de muestra. Contacte con Alliance Chemical con su número de lote para solicitar un COA específico de ese lote.
Última revisión el 2026-06-17 por Andre Taki, DOT Hazmat Specialist.
COA · Answer summary
Referencia de especificaciones de muestra para Deionized Water ACS Reagent Grade. Los resultados del documento fuente son valores de referencia, no mediciones de su lote.
- Grado
- Reagent
Especificaciones
| Parámetro | Especificación | Resultado de referencia del documento fuente | Método de ensayo |
|---|---|---|---|
| Ammonium (NH4) | max. 0.000001% | 0.0000002 % | — |
| Conductivity at 25 °C (ASTM D1193 Type II) | < 1 µS/cm | 0.4 | — |
| Heavy Metals (as Pb) | <= 0.01 ppm | 0.002 ppm | not stated |
| Iron (Fe) by ICP | max. 0.01 mg/Kg (ppm) | 0.003 mg/Kg (ppm) | ICP |
| Substances Reducing Permanganate | Passes Test | Passes test | not stated |
| pH | 5 - 8 | 6.5 | — |
| Residue on ignition | max. 0.0002 % | 0.00002 % | — |
| Resistivity at 25 °C (ASTM D1193 Type II) | > 1 MΩ-cm | 2.5 | — |
| Silicate (as SiO₂) | <= 0.01 ppm | 0.005 ppm | not stated |
| Silicate (SiO2) | max. 0.000001% | 0.0000005 % | — |
| Sodium (Na) by ICP | max. 0.1 mg/Kg (ppm) | 0.02 mg/Kg (ppm) | ICP |
| Sulfate (SO₄) | <= 1.0 ppm | 0.02 ppm | not stated |
| Total organic carbon (TOC) (ASTM D1193 Type II) | < 50 ppb | 15 ppb | — |
| Ultraviolet absorbance, 1 cm, 254 nm | max. 0.01 | 0.001 | — |
| Chloride (Cl) | ≤ 0.4 ppm | 0.05 ppm | not stated |
| Nitrate (NO₃) | ≤ 0.4 ppm | 0.03 ppm | not stated |
| Phosphate (PO₄) | ≤ 1.0 ppm | 0.01 ppm | not stated |
| Residue after Evaporation | ≤ 0.0002 % | 0.00002 % | not stated |
| Specific Conductance at 25°C | ≤ 2.0 µS/cm at 25 °C | 0.4 | not stated |
| Calcium (Ca) by ICP | max. 0.1 mg/Kg (ppm) | 0.005 mg/Kg (ppm) | ICP-OES (ASTM D1976 / EPA 200.7) |
| Magnesium (Mg) by ICP | max. 0.1 mg/Kg (ppm) | 0.003 mg/Kg (ppm) | ICP-OES (ASTM D1976 / EPA 200.7) |
| Potassium (K) by ICP | max. 0.1 mg/Kg (ppm) | 0.01 mg/Kg (ppm) | ICP-OES (ASTM D1976 / EPA 200.7) |
| Copper (Cu) by ICP | max. 0.01 mg/Kg (ppm) | 0.002 mg/Kg (ppm) | ICP-OES (ASTM D1976 / EPA 200.7) |
| Nickel (Ni) by ICP | max. 0.01 mg/Kg (ppm) | 0.001 mg/Kg (ppm) | ICP-OES (ASTM D1976 / EPA 200.7) |
| Manganese (Mn) by ICP | max. 0.01 mg/Kg (ppm) | 0.0005 mg/Kg (ppm) | ICP-OES (ASTM D1976 / EPA 200.7) |
| Zinc (Zn) by ICP | max. 0.01 mg/Kg (ppm) | 0.002 mg/Kg (ppm) | ICP-OES (ASTM D1976 / EPA 200.7) |
| Lead (Pb) by ICP | max. 0.01 mg/Kg (ppm) | 0.0005 mg/Kg (ppm) | ICP-OES (ASTM D1976 / EPA 200.7) |
Los límites de especificación y los resultados del documento fuente se reproducen de la referencia actual del producto utilizada en la ficha técnica. Esta muestra no es un certificado emitido y no identifica un lote analizado. Contacte con Alliance Chemical indicando el producto y el número de lote para obtener documentación específica del lote.