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APA6000 Hardness Standard Solution
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Parameter/Range/Product Information
| Hardness | Method | Range | Instr, Test Kit, etc | USEPA Compliant? |
|---|---|---|---|---|
| 8374 Chlorophosonazo Rapid liquid, Pour-Thru Cell Chlorophosphonazo Colorimetric | 4 - 1,000 µg/L CaCO₃ | |||
| 8374 Chlorophosphonazo Colorimetric, Solution Pillow | 8 - 1,000 µg/L CaCO3 |