Промышленный свободном падении трубопровода металлосепаратор машина для
1 400,00 $ - 2 800,00 $
Сохранить в закладки 1600547828655:
Technical parameters of water quality testing instrument | ||||||||||
parameter name | range | According to the standard | measurement method | Measurement error | Repeatability | |||||
PH | Acid-base indicator color | Photoelectric colorimetry | ≤5% | <0.5% | ||||||
dissolved oxygen | 0~12 mg/L | GB 7489-87 | Photoelectric colorimetry | ≤10% | <0.5% | |||||
Ammonia nitrogen | 0~4mg/L | HJ 586—2010 | Photoelectric colorimetry | ≤5% | <0.5% | |||||
nitrite | 0 ~ 2 mg/L | GBT 7493-1987 | Photoelectric colorimetry | ≤5% | <0.5% | |||||
total alkalinity | 0~500 mg/L | literature | titration | ≤5% | ≤2% | |||||
hydrogen sulfide | 0~4 mg/L | GB-T 16489-1996 | Photoelectric colorimetry | ≤5% | <0.5% | |||||
salinity | 1.00-1.060 | / | proportion | 0.001 | 0.002 | |||||
Phosphate | 0~2 mg/L | GB11893-89 | Photoelectric colorimetry | ≤5% | <0.5% | |||||
total hardness | 0~10000mg/L | GB7747-87 | titration | ≤10% | ≤2% | |||||
water temperature | (-50-85℃) | / | sensor | ±1% | ≤0.1 | |||||
Residual chlorine | 0~10 mg/L | HJ586-2010 | Photoelectric colorimetry | ≤5% | <0.5% | |||||
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