Iron RefillCHER6001
Manganese RefillCHER6502
Oxygen, dissolved 0-1 ppmCHEK7501
Oxygen Refill, DissolvedCHER7501
Nitrite (as Sodium Nitrite) 500-5000 ppm as NaNO2CHEK7050
Oxygen Comparator (round) 0-40 ppbCHEC7540
Oxygen Refill, DissolvedCHER7540
Activator Solution PackCHEA6000
Neutralizer Solution PackCHEA9000
Chlorine RefillCHER2505
Total Alkalinity 100-1,000 ppmCHEK9820
Hardness, Total 2-20 ppmCHEK4502
COD Vials, EPA Accepted (150 vials) 0-150 ppm (LR)CHEK7355
Chlorine RefillCHER2500
Chlorine Dioxide 0-2 & 0-10 ppmCHEK2705
Chlorine, Free & Total 0-1 & 0-5 ppmCHEK2504
Oxygen Refill, DissolvedCHER7511
Activator Solution PackCHEA4401
Nitrate RefillCHER6902
Activator Solution PackCHEA4400
Hardness, Total 20-200 ppmCHEK4520
Chlorine, Free & Total 0-1 & 1-5 ppmCHEK2505
Ammonia 0-1 & 1-10 ppmCHEK1510
Iron, Total and soluble 0-1 & 1-10 ppmCHEK6010
Glycol 1-15 & 10-300 ppm ethylene glycolCHEK4815
Oxygen, dissolved 1-12 ppmCHEK7512
Phenols 0-30 & 0-350 ppmCHEK8012D
Phosphate (Ortho) 0 - 8.00 ppmCHEK8513
Manganese 0-2 ppmCHEK6502
Activator Solution PackCHEA7400
Phosphate (Ortho) 0 - 80.0 ppmCHEK8503
Iron Refill, FerrousCHER6201
Silica RefillCHER9010
Sampling Tube PackCHEA0020
Chloride 20-200 ppmCHEK2020
DEHA 0-400 & 400-3000 ppbCHEK3902
Silica 0-1 & 1-10 ppmCHEK9010
Glycol RefillCHER4815
Nitrate 0-45 ppm as NCHEK6909D
COD Vials, EPA Accepted (150 vials) 0-1500 ppm (HR)CHEK7365
Molybdate 0 - 25.0 ppmCHEK6703
Oxygen Refill, DissolvedCHER7512
Silica Comparator (flat) 1-10 ppmCHEC9010
Oxygen, dissolved 0-100 ppbCHEK7599
Phosphate (Ortho) RefillCHER8515
Stabilizer Solution PackCHEA1500
Nitrate 0-1.50 ppm as NCHEK6913
Phosphate (Ortho) RefillCHER8510
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