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Carbon Oxygen Demand Standards

Carbon Oxygen Demand Standards

Chemical oxygen demand (COD) reference standards suitable for calibration of colorimeters to ensure accurate and reliable results.
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1 – 15 of 15 results
1

Thermo Scientific™ COD (Chemical Oxygen Demand) Calibration Standards for AQUAfast Colorimeters

Use these calibration standards to check your colorimeter instrument operations before measuring COD chemistries, for example in environmental and wastewater monitoring.

For Use With (Equipment) AQUAfast Colorimeter
Quantity 475 mL
Certifications/Compliance EPA
For Use With (Application) Environmental and Wastewater Monitoring
2

COD Standard Solution, 1000mg/L, Reagecon™
BIOPHARMA

3

COD Standard, 200mg/L, Reagecon™
BIOPHARMA

5

5000 ppm Chemical Oxygen Demand Standard, Reagecon
BIOPHARMA

Can be used to calibrate, control, verify or validate all COD test methods.

9

COD Standard, 1300mg/L, Reagecon™
BIOPHARMA

10

COD Standard, 1000mg/L, Hach Lange™

Hach Lange COD Standard, 1000mg/L, Quantity: 200mL, Concentration: 1000mg/L, Traceability to NIST: NIST

13

COD Standard, 500mg/L, Reagecon™
BIOPHARMA

15

COD Standard, 500mg/L, Reagecon™
BIOPHARMA