Nitrite trace cuvette test 0.0015-0.03 mg/L NO₂-N, 50 tests
Nitrite cuvette test 0.015- 0.6 mg/L NO₂-N, 25 tests
Nitrite cuvette test 0.6-6.0 mg/L NO₂-N, 25 tests
Nitrite cuvette test 2 - 90 mg/L NO₂-N, 25 tests
Nitrate cuvette test 5-35 mg/L NO₃-N, 25 tests
Nitrate cuvette test 15-150 mg/L NO₃-N, 25 tests
Nitrate cuvette test 0.23-13.5 mg/L NO₃-N, 25 tests
COD cuvette test, Mercury free, 0-1000 mg/L O₂, 25 tests
COD cuvette test 5-60 g/L O₂, 25 tests
COD cuvette test 5-60 mg/L O₂, 25 tests
COD cuvette test for salt water, 7 - 70 mg/L O₂, 25 tests
COD cuvette test 15-150 mg/L O₂, 25 tests
COD cuvette test 50-300 mg/L O₂, 25 tests
COD cuvette test for salt water, 70 - 250 mg/L O₂, 25 tests
COD cuvette test 100-2000 mg/L O₂, 25 tests
COD cuvette test 100-600 mg/L O₂, 25 tests
COD cuvette test 150-1000 mg/L O₂, 25 tests
COD cuvette test for salt water, 250-1000 mg/L O₂, 25 tests
COD cuvette test 1,000-10,000 mg/L O₂, 25 tests
Ammonium cuvette test 0.015-2.0 mg/L NH₄-N, 25 tests
Ammonium cuvette test 0.005-0.05 mg/L NH₄-N, 20 tests
Ammonium cuvette test 1.0-12.0 mg/L NH₄-N, 25 tests
Ammonium cuvette test 0.5-5.0 mg/L NH₄-N, 25 tests
Ammonium cuvette test 10-100 mg/L NH₄-N, 25 tests
