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PEAK Instruments (Shanghai) Co., Ltd.
PEAK Instruments (Shanghai) Co., Ltd.
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DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter

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DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter

Customized support : OEM, ODM

Place of Origin : Shanghai, China

Brand Name : PEAK INSTRUMENTS

Model Number : P-521

Display : LCD

pH Measurement range : (-2~19.99)pH

pH Resolution : 0.1/0.01pH

pH Accuracy : ±0.02pH

pH Stability : ±0.01pH/3h

DO Measuring range : (0 ~ 20.00) mg/L(ppm)

DO Residual current : ≤0.1 mg/L

DO Salinity compensation : (0 ~ 45) ppt (automatic)

DO Resolution : 0.1/0.01 mg/L(ppm), 1/0.1 %

DO Electrode type : Polarographic

Type : Portable pH/dissolved oxygen meter

Certification : CE, ISO

Packaging Details : Carton Box

Supply Ability : 1000 Unit/Units per Month

Price : $329.00 - $506.00/units

MOQ : 1 unit

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Product Description
Product Name
pH mV/Dissolved Oxygen Meter
Types
Portable DO meter
Origin
China
Brand
PEAK INSTRUMENTS
Model
P-521
Display
LCD
pH Measurement range
(-2~19.99)pH
Resolution
0.1/0.01pH
Accuracy
±0.02pH
Stability
±0.01pH/3h
Temperature range
0℃~100℃
Temperature compensation
0℃~100℃
mV range
-1999.9mV~1999.9mV
Resolution
1mV
Calibration
1, 2, 3 points
DO Measuring range
(0 ~ 20.00) mg/L(ppm), (0 ~ 200.0)%
Resolution
0.1/0.01 mg/L(ppm), 1/0.1 %
Accuracy
±0.40 mg/L, ±0.3%
Response time
≤30s (25℃, 90% response)
Temperature compensation
(0 ~ 100)℃ (automatic)
Data storage
200 groups
Power
Two AA batteries(1.5V×2)
Size & Weight
160×90×30mm/360g (instrument)
480×300×60mm/1KG (with packing)
Our Advantages
Quality
1. Our products have good quality and very positive reputations in the market.
2. Customers are very happy with them and have a lot of good comments about our intruments and service.
Delivery Time
1. We can get them ready 3-5 days after order confirmation for small orders.
2. For big quantities, need to be confirmed.
3. In most cases, fast delivery is guaranteed.
Technical Support
1. We have service manual. If not, detailed documents or videos will be provided.
2. We can provide online or site training in our factory.
3. We can have video conference at any time.
Aftersales Support
1. Respond to your questions within 10 minutes during our working time from 6:30 to 24:00, at most within 8 hours after 24:00 considering the time difference.
2. Within warranty, we will solve the problem for you with no charge(except for consumables).
3. You can call, text or email us at any time. We have good English speakers.
Warranty Time
One year and extendable
Why Choose Us
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
1. Positive comments from our Italian client
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
2. Good review from our customer in Italy
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
3. Great comments from Syria client
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
4. UAE customer is satified with our pH meter
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
5. Argentina customer is happy with our pH meters
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
6. Turkey user is satisfied with its performance of spectrophotometer
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
7. Spain customer is very happy with our fast service and professional technical support
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
8. Indian client is happy with our great support
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
9. Peru customer likes our spectrophotometer very much
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
10. Salvador customer has good comments on our pH meter
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
11. South Africa customer is happy with the accuracy of our spectrophotometer and pH meter
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
12. Customer in Poland said our products are very good
Certifications
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter

CE

ISO 9001 and ISO14001 are also available
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter

CE ANNEX

Product process
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
1. Produce main board
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
2. Install screen display
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
3. Install and test internal buttons
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
4. Connect and install main board
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
5. Install antiskid housing
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
6.Final housing check and quality test
Customer Photos
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Customer visit and training
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Visit cutomers and have a training
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Customer from Brazil
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Visit and train customers in Chile
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Training
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Customer from Argentina
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Clients from Korea
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Distributor from Thailand
Exhibition
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Analytica in Germany
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Pittcon in USA
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
ArabLab in Dubai
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
IndiaLabExpo in India
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Analytica Lab Africa
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Analitica Latin America in Sao Paulo, Brazil
Company Profile
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Office and workshop buildings, factory was built up in 2006
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Processing Center
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Warehouse
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Spectrophotometer Production Line
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Spectrophotometer QC workshop
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Laboratory test center
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
Showroom
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DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter
DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter

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DO Measuring Range 0 20.00 mg/L ppm Handheld LCD Screen Atc Water Digital PH Dissolved Oxygen Meter Images

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