Model: P series
1. Type: Desktop
2. Testing method: Platinum cobalt standard colorimetric method.
3. Measuring range: 
Residual chlorine: 0~2.5 low range
Residual chlorine: 0~10 high range
Total chlorine: 0～5.0
Combined residual chlorine: 0～2.5
Chlorine dioxide: 0～5.0
Nitrite: 0～0.3
Dissolved oxygen: 0～12
Ammonia nitrogen: 0～10
Iron: 0～0.8
4. Min. readout: 0.001mg/L
5. Error: ±5%FS
6. Repeatability:≤2%
 

 
Model: P9024
1. Type: Desktop
2. Testing method: Platinum cobalt standard colorimetric method.
3. Measuring range: 
Ozone: 0～2mg/L
Chlorine: 0～5mg/L
Total chlorine: 0～5mg/L
Carbon dioxide: 0～5mg/L
4. Min. readout: 0.01mg/L
5. Error: ±5%FS
6. Repeatability:≤3%
 

 
· Model: PSZ-20D
· Type: Portable
· Measuring range:0.10-5.00mg/L
· Accuracy:±2.0%
· Resolution: 0.001
· Stability:≤0.3%
· Display:LCD touch screen
· Communication interface:RS232, USB
 

Model: PGZ-1000
 
1. Type:Desktop
2. Principle:90 º scattered light
3. Measuring range (NTU): 0.00-50.0 50.1-200 200.1-1000(automatic range switchover)
4. Min. readout (NTU):0.001
5. Error:±6%
6. Repeatability:≤0.5%
7. Zero drift:±0.3%F.S

Model: PGZ - A Series
 
1. Type:Desktop
2. Principle:90 º scattered light
3. Measuring range (NTU):0-20、0-200、0-10、0-100、0-500、0-50、0-1000
4. Min. readout (NTU):0.01, 0.001
5. Error:±6%（±2%F.S）
6. Repeatability:≤0.5%
7. Zero drift:±0.5%F.S

Model: PGA - B Series
 
1. Type:Portable
2. Principle:90 º scattered light
3. Measuring range (NTU):0-20、0-200
4. Min. readout (NTU):0.01, 0.1
5. Error:±8%（±2.5%F.S）
6. Repeatability:≤1%
7. Zero drift:±1%F.S

Model: PGZ-2000、2000A、4000、4000A100
 
1. Type:Desktop
2. Principle:90 º scattered light
3. Measuring range (NTU):0～10、0～100、0～1000、0～2000、0～4000
4. Min. readout (NTU):0.001, 0.01
5. Error:±6％（±2％F.S、±3％F.S、±5％F.S）
6. Repeatability:≤0.5%
7. Zero drift:±0.5%F.S

Model: PGZ-1、200、800
 
1. Type:Desktop
2. Principle:90 º scattered light
3. Measuring range (NTU):0-20、0-200、0～800
4. Min. readout (NTU):0.01, 0.1
5. Error:±6%（±2.5%F.S）
6. Repeatability:≤0.5%
7. Zero drift:±0.5%F.S

Model: P9012C
 
1. Type: Desktop
2. Testing method: Platinum cobalt standard colorimetric method.
3. Measuring range: 0-50,0-500chromaticity (Hazen, pt-co, pcu mg Pt/L)
4. Min. readout: 0.1
5. Error: ±5%FS
6. Repeatability:≤1.5%

Model: P9012A
 
1. Type: Desktop
2. Testing method: Platinum cobalt standard colorimetric method.
3. Measuring range: 0-50,0-500chromaticity (Hazen, pt-co, pcu mg Pt/L)
4. Min. readout: 0.1chromaticity
5. Error: ±3%FS
6. Repeatability:≤1.5%