CHEMetrics Mercury-Free COD Vials Kits

Contains premeasured reagents for accurate, economical determination of COD

Catalog Number	Mfr. No.	Range	Includes	No. of Tests
13-299-731	CHEMetrics K7351S	0 to 150 ppm (LR)	25 vials and instruction book	24
13-299-233	CHEMetrics K7356	0 to 150 ppm	150 vials and instruction book	149 (except distilled water)
13-299-733	CHEMetrics K7361S	0 to 1500 ppm (HR)	25 vials and instruction book	24
13-299-234	CHEMetrics K7366	0 to 1500 ppm	150 vials and instruction book	149 (except distilled water)
13-299-735	CHEMetrics K7371S/DEL	0 to 15,000 ppm (HR+)	25 vials and instruction book	24
13-299-235	CHEMetrics K7376/DEL	0 to 15,000 ppm	98 vials and instruction book	97 (except distilled water)

Description

• No need to modify or recalibrate existing equipment or procedures
• Optical-quality glass for accuracy
• Available in mercury and mercury-free versions
• Standard 5/8 in. (16 mm) diameter for compatibility with standard COD reactors and spectrophotometers; can also be used in micro-COD reactors
• Follow the EPA-approved method for compliance reporting and use potassium dichromate as the oxidizing agent, silver sulfate as the catalyst, and mercury chloride to remove chloride interference
• Mercury-free version uses the same oxidizing agent and catalyst without the chloride compensator

Specifications

• Analytes: Chemical Oxygen Demand (COD)
• For Use With (Application): Premeasured reagents for accurate, economical determination of COD, determination of the oxidizable organic matter content of wastewater
• Test Time: 2 hr. digestion

• Description: A fresh reagent ampoule blank must be prepared for each series of tests; therefore the number of samples that can be tested with each kit will vary.
• For Use With (Equipment): Digestor block as well as a photometer or spectrophotometer
• Type: COD Vials Kit

Safety and Handling

ShelfLife : 1 year