Actual delivery times may vary. Contact customer service for delivery dates. 800.282.0073 | [email protected]
Although mercury-free vials are not approved for EPA Methods, they may be used for non-EPA COD testing when chlorine interferrence is not a factor. Ultra-high-range reagent vials have also not approved for EPA testing methods. COD digestion vials may contain acid, mercury, and silver and must be disposed of properly.