China customized 10mL cod digestion vials with closures
Oxygen Demand, Chemical – Hach
COD Digestion Reagent vials varies. DRB200 Reactor. 1. Light shield or adapter (For information about sample cells, adapters or light shields, refer to.
COD Digestion Vials, Low Range, pk/150 | Hach USA – Overview
Hach’s USEPA-approved dichromate COD Method is the most widely used chemical oxygen demand (COD) method for NPDES reporting in the world.
Hach 2125825 COD Digestion Vials, Low Range, (Pack of 25)
Hach 2125825 COD Digestion Vials, Low ...