The MZD-602 BOD tester is based on the national standard "HJ505-2009" 5-day biochemical cultivation method, simulating the biodegradation process of organic matter in nature, and using a simple, safe, and reliable mercury-free differential pressure sensing method to measure BOD in water.

Test range: 0-4000 mg/L

Resolution rate: 0 1mg/L

Accuracy: ±8%

Number of samples: 1-6

Test principle: mercury-free differential sensing method

Test cycle: 1~7 days

Test results are stored: 10 years