5B-2F portable and economical COD speedometerDetailed product description：

Technical specifications of 5B-2F portable and economical COD rapid testing instrument:

Temperature control system: 165 ℃± 1.0 ℃
Dissolving time: 10 minutes
Measurement range: 50-800mg/L
Measurement time: 20 minutes to simultaneously measure 4 water samples
Anti chlorine interference: [CL -] ＜ 1000 mg/L
Accuracy: COD=300 mg/L, relative error V ≤ 10%
Dimensions: 280 × 220 × 98mm
Memory with 9 standard curves, can be self adjusted, and has power-off retention function
Cold light source, narrowband interference, long light source lifespan
Timer system: Three timer switches, automatic countdown reminder
Power supply mode: AC (standard), DC (optional)