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C-50D
COD standard, 500 ppm concentration
C-99D
COD standard, 1000 ppm concentration
C-49D
COD standard, 4000 ppm concentration
C-15D
COD standard, 15,000 ppm concentration
H-12186-29
Hiach COD standard solution, 300 mg/l as COD (NIST)
H-TNT820
Hach COD TNTplus vial test for ultra-low range, 1-60 mg/l
H-TNT821
Hach COD TNTplus vial test for low range, 3-150 mg/l
H-TNT822
Hach COD TNTplus vial test for high range, 20-1500 mg/l
H-TNT823
Hach COD TNTplus vial test for ultra-high range, 250-15000 mg/l
H-TNT825
Hach mercury-free COD TNTplus vial test for high range, 25-1000 mg/l
H-24158-25
Hach ultra-low range COD digestion vials, 0-40 mg/l
H-24158-15
Hach ultra-low range COD digestion vials, 0-40 mg/l
H-21258-25
Hach low-range COD digestion vials, 0 to 150 mg/l
COD-7350
COD digestion vials that contain mercury, US EPA Approved Method, with range of 0-150 ppm and MDL of 10 ppm, 25 tests
H-21258-15
Hach low-range COD digestion vials, 0 to 150 mg/l
COD-7355
COD digestion vials that contain mercury, US EPA Approved Method, with range of 0-150 ppm and MDL of 10 ppm, 150 tests
H-21259-25
Hach high-range COD digestion vials, 0 to 1500 mg/l
COD-7360
COD digestion vials that contain mercury, US EPA Approved Method, with range of 0-1500 ppm and MDL of 30 ppm, 25 tests
H-21259-15
Hach high-range COD digestion vials, 0 to 1500 mg/l
COD-7365
COD digestion vials that contain mercury, US EPA Approved Method, with range of 0-1500 ppm and MDL of 30 ppm, 150 tests
H-24159-25
Hach high-range plus COD digestion vials, 0 to 15,000 mg/l
COD-7370
COD digestion vials that contain mercury, US EPA Approved Method, with range of 0-15000 ppm and MDL of 300 ppm, 25 tests
H-24159-15
Hach high-range plus COD digestion vials, 0 to 15,000 mg/l
COD-7375
COD digestion vials that contain mercury, US EPA Approved Method, with range of 0-15000 ppm and MDL of 300 ppm, 98 tests
H-25650-25
Hach low-range mercury-free COD vials, 0 to 150 mg/l
COD-7351
Mercury-free COD digestion vials, not currently EPA accepted, with range of 0-150 ppm and MDL of 10 ppm, 25 tests
COD-7356
Mercury-free COD digestion vials, not currently EPA accepted, with range of 0-150 ppm and MDL of 10 ppm, 150 tests
H-25651-25
Hach high-range mercury-free COD vials, 0 to 1500 mg/l
COD-7361
Mercury-free COD digestion vials, not currently EPA accepted, with range of 0-1500 ppm and MDL of 30 ppm, 25 tests
H-25651-15
Hach high-range mercury-free COD vials, 0 to 1500 mg/l