Cross Reference to Hach® COD Products


COD Reagent Vials*

CHEMetrics 
Cat. No.
No. of 
Tests
Range 
(ppm)
USEPA- 
accepted
Hach1
Equivalent
Cat. No.
K-7350S 25 0-150 Yes 21258-25
K-7360S 25 0-1500 Yes 21259-25
K-7370S 25 0-15,000 No 24159-25
K-7355 150 0-150 Yes 21258-15
K-7365 150 0-1500 Yes 21259-15
K-7375 98 0-15,000 No 24159-15

 * USEPA-accepted COD Vials can be used for NPDES reporting.
 

Mercury-free COD Reagent Vials

CHEMetrics 
Cat. No.
No. of 
Tests
Range 
(ppm)
USEPA- 
accepted
Hach1
Equivalent
Cat. No.
K-7351S 25 0-150 No 25650-25
K-7361S 25 0-1500 No 25651-25
K-7371S 25 0-15,000 No 28343-25
K-7356 150 0-150 No N/A
K-7366 150 0-1500 No 25651-15
K-7376 98 0-15,000 No N/A

1 NOTE: No endorsement by Hach Company is implied or intended.