For accuracy checks in arsenic determinations. (NaOH matrix)
| Concentration | 1000 mg/L |
| Description | Arsenic as As |
| Instrument | All except DR/800, PC II |
| Method Number | 8013 |
| Number of tests | Varies |
| Parameter | Arsenic |
| Platform | Solution |
| Quantity | 100 mL |
| Range | 0 – 0.200 mg/L As |

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