Description
Overview
GAOTek portable COD ammonia meter – data storage is mainly used in the field, and is supported by portable intelligent batteries, portable test cases. To test chemical oxygen demand, ammonia nitrogen, total phosphorus, total nitrogen and turbidity quickly and easily.
Features
- This equipment is equipped with a carrying case and professional consumable reagents for easy outdoor operation.
- It is applicable to the detection of COD, ammonia nitrogen, total phosphorus, total nitrogen and turbidity in various domestic and industrial wastewaters
- The concentration is directly read, the measurement results are accurate and stable
- With multi-optical path non interference colorimetric system, using colorimetric tube measurement method, convenient and fast
- With data storage function, it can store 20,000 sets of data, and free to view
- The instrument has its own calibration function, no need to manually create curves, and can change the curve parameters
- Can be connected to a portable printer, can print current data and stored historical data
- Equipped with a USB interface can transfer stored historical data to the computer
- With 10 minutes no operation shutdown reminder function and power saving design function to terminate automatic shutdown.
Technical Specifications
Wavelength | 610 nm, 420 nm, 700 nm, 420 nm, 700 nm |
Range | 0 mg per L to 10000 mg per L |
0 mg per L to 100 mg per L | |
0 mg per L to 25 mg per L | |
0 mg per L to 100 mg per L | |
10 NTU to 800 NTU | |
Test Method | rapid digestion spectrophotometry |
Nessler’s reagent spectrophotometry | |
molybdenum antimony anti spectrophotometry | |
Color changing acid method | |
national standard spectrophotometry | |
Accuracy | < ± 8 % |
Test Time | 15 minutes |
1 minutes | |
45 minutes | |
60 minutes | |
Curve Quantity | 5 pcs |
Stability | < 0.005 A or 20 min |
Repeatability | ≤ ± 5 % |
Data Storage | 21,000 data’s |
Size | 8.81 in x 4.25 in x 3.07 in (22.4 cm x 10.8 cm x 7.8 cm) |
Weight | Â 19.40 oz (550 g) |