5B-6C Type COD Ammonia Nitrogen Total Phosphorus Three Parameter TesterDetailed product description：

Function of 5B-6C COD, ammonia nitrogen, total phosphorus three parameter measuring instrument

(01) Memory standard curve, self adjustable, with power-off retention function
(02) With data storage function
(03) Cold light source, narrowband interference, long light source lifespan
(04) Equipped with digital display and printing functions
(05) Large screen LCD display, Chinese interface, Chinese button operation

Determination of technical indicators for ammonia nitrogen

(01) Direct measurement range: 0.02-12mg/L
(02) Repeatability: ± 10%
(03) Stability: ± 0.001 A/10min
(04) Measurement time: Direct measurement of water sample takes 10-15 minutes
(05) Measurement quantity: 4-6 samples can be measured simultaneously at one time

Determine COD technical indicators

(01) Measurement range: 10-1000mg/L
(02) Measurement time: 20 minutes to simultaneously measure 9 water samples
(03) Anti chlorine interference: less than 1000 mg/L has no significant effect
(04) Precision: COD=20 mg/L V ＜ 10%
COD=300 mg/L V＜5 %

Determination of total phosphorus technical indicators

(01) Dissolution temperature: 165 ℃± 1.0 ℃
(02) Digestion time: 10 minutes
(03) Measurement range: 0.02-12mg/L
(04) Measurement accuracy: The relative standard deviation in the laboratory is ≤± 10%
(05) Measurement quantity: 4-6 samples can be measured simultaneously at one time
(06) Measurement time: 30-50 minutes
(07) Number of samples: 9
(08) Optical stability: ≤± 0.001 A/10min