1. Type:Desktop
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:≤0.8%
7. Zero drift:±0.8%F.S
 

 
Model: PCOD-3M
1. Type: Desktop
2. Measuring range:5～2000mg/L
3. Error:≤ ± 5 %
4. Repeatability:≤3%
5. Display:LCD touch screen
6. Temperature control:RT+~200 °C
7. Capacity:16 samples
 

 
1. Type: Portable
2. Measuring range: 5～2000mg/L, measured over dilution
3. Error: ≤ ± 5 %
4. Repeatability: ≤3%
5. Display: LCD
6. Temperature control: RT+~180°C
7. Capacity: 4 samples
 

 
Model: PGA - B Series
1. Type:Portable
2. Principle:90°scattered light
3. Measuring range (NTU):0-50、0-500、0-10、0-100、0-1000、0-4000
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: PS-100、1000、4000
· Minimum indication (mg/l):0.1, 1
· Measuring range: 0~100 mg/L (ppm), 0~1000mg/L (ppm), 0~4000 mg/L (ppm)
· Linear error: ±5％FS
Desktop microcomputer configuration, high precision, multi-point linear automatic correction.
 

 
Model: PS-100B、1000B、4000B
1. Type: Portable
2. Measuring range:0~100 mg/L (ppm), 0~1000mg/L (ppm), 0~4000 mg/L (ppm)
3. Minimum indication (mg/l):0.1, 1
4. Error:±5％FS
5. Repeatability:≤2%
 

 
Model: PL-1、2、3
1. Type: Desktop
2. Testing method: Platinum cobalt standard colorimetric method.
3. Measuring range: 
residual chlorine, total chlorine, Combined residual chlorine: 0～5 mg/L
carbon dioxide: 0～10mg/L
ozone: 0～2 mg/L
4. Min. readout: 0.01mg/L
5. Error: ±5%FS
6. Repeatability:≤3%
 

 
· Model: P93706A
· Type: Portable
· Testing method: Platinum cobalt standard colorimetric method.
· Measuring range: 0～30mg/L
· Min. readout: 0.01mg/L
· Error: ±5%FS
· Repeatability:≤1%
 

 
Model: P93706B
1. Type: Portable
2. Testing method: Platinum cobalt standard colorimetric method.
3. Measuring range: 0～250mg/L
4. Min. readout: 0.1mg/L
5. Error: ±5%FS
6. Repeatability:≤1%
 

 
Model: PL-1B、2B、3B
1. Type: Portable
2. Testing method: Platinum cobalt standard colorimetric method.
3. Measuring range: 
residual chlorine, total chlorine, Combined residual chlorine: 0～5 mg/L
carbon dioxide: 0～10mg/L
ozone: 0～2 mg/L
4. Min. readout: 0.01mg/L
5. Error: ±5%FS
6. Repeatability:≤3%