Mainly used places; oil drilling field, road, airport, ore yard and other industries area.
Analytical item | Technique Index 1 | Technique Index 2 | Technique Index 3 | Measuring method |
Calcium chloride (CaCl2)%≥ | 68.0-70.0 | 74.0-77.0 | 90.0-95.0 | HG/T2327-92 |
Magnesium and alkali metals chloride by (NaCl)% | 4 | 5 | 5.5 | HG/T2327-92 |
Water insoluble substance %≤ | 0.05 | 0.05 | 0.05 | HG/T2327-92 |
Alkalinity (by Ca(OH)2)%≤ | 0.2 | 0.2 | 0.2 | HG/T2327-92 |
sulfate(by CaSO4)%≤ | 0.1 | 0.1 | 0.1 | HG/T2327-92 |
PH Value | 8-10 | 8-10 | 8-10 | HG/T2327-92 |