CE Certificate and ISO, Water Quality Meter BK-900P Portable
Biobase is a professional manufacture of laboratory products from 1999.
We supply a lot kinds of laboratory equipment and medical material.
pH Mode:
Up to 5 points push-button calibration with auto-buffer recognition.
selectable pH buffer standards, resolution and temperature units.
Automatically calculates and displays electrode slope that helps you decide whether to replace pH electrode.
- ORP Mode:
Single point offset calibration allows user adjusts displayed value to a known standard.
Absolute or Relative mV measurements provides accurate readings.
- Ion Mode:
Standard BNC connector can connects many Ion selective Electrode.
2 to 5 points push-button calibration from low to high concentrations.
selectable multiple concentration units, including ppm, mg/L, mol/L.
Direct readout ion concentration simplifies measurement process.
mV measurement allows user to check performance of ion electrode.
- Conductivity/TDS/Salinity Mode:
Up to 5-point push-button calibration allows user to uses customized calibration solutions.
Adjustable TDS factors, cell constants, temperature coefficients and normalization temperature.
selectable linear or pure water compensation modes.
In salinity measurement modes, selectable practical salinity (PSU) or seawater measurement standard (ppt).
- Dissolved Oxygen Mode:
1 or 2 points auto-calibration (100% in saturated air or air-saturated water, 0% in zero oxygen solution).
Manual salinity and barometric pressure compensation.
selectable readout in ppm, mg/L or percentage saturation.
General Features:
- Automatic Temperature Compensation (ATC) ensures highly accurate measurements over the entire range.
- Calibration due reminder helps you to calibrate meter regularly.
- Automatic endpoint function freezes stable measured values.
- Help message as a operational guide to helps you understand how to use meter.
- Setup menu lets user customize the calibration points, stability conditions, date and time to meet measurement requirements.
- Expanded memory stores and recalls up to 500 readings.
- Built-in real-time clock stamps stored data to meets GLP.
- Stored data can be transferred into PC via USB communication interface.
Specification:
Model BK-900P pH Range -2.000~20.000pH pH Accuracy ±0.002pH Resolution 0.001, 0.01, 0.1pH, selectable Calibration Points Up to 5 points Calibration Solutions USA(pH1.68/4.01/7.00/10.01/12.45), NIST(pH1.68/4.01/6.86/9.18/12.45), DIN(pH1.09/4.65/6.79/9.23/12.75) Ion Concentration Range 0.001~19999ppm, mg/L, mol/L (Depending on measuring range of Ion selective Electrode) Ion Concentration Accuracy ±0.5% Full Scale (Monovalent), ±1% Full Scale (Divalent) Calibration Points 2 to 5 points Calibration Solutions 0.001, 0.01, 0.1, 1, 10, 100, 1000, 10000ppm, mol/L, mg/L mV Range -1999.9~1999.9mV mV Accuracy ±0.2mV Resolution 0.1, 1mV, selectable Conductivity Range 0~20mS/cm (Max.200mS/cm) Conductivity Accuracy ±0.5% Full Scale Calibration Points Up to 5 points Calibration Solutions 10uS/cm, 84uS/cm, 1413uS/cm, 12.88mS/cm, 111.8mS/cm TDS Range 0~10ppt (Max. 20ppt, Depending on factor setting) TDS Accuracy ±1% Full Scale TDS Factor 0.1~1.0 (Default 0.5) Salinity Range 0~10ppt (Max.80ppt) Salinity Accuracy ±1% Full Scale Salinity Measurement Modes Practical Salinity (PSU) or Seawater Measurement Standard (ppt) Resistivity Range 0~100MΩ Resistivity Accuracy ±1% Full Scale Resolution 0.001, 0.01, 0.1, 1, Automatic Temperature Coefficient 0.0~10.0% per °C Compensation Modes Linear or Pure Water Cell Constant K=0.1, 1, 10, selectable Normalization Temperature 20°C or 25°C Dissolved Oxygen Range 0.00~20.00mg/L or ppm Resolution 0.01, 0.1mg/L, selectable Dissolved Oxygen Accuracy ±0.2mg/L (Calibration and measurement under the conditions of same temperature) % Saturation of Oxygen 0.0~200.0% Accuracy ±2.0% Salinity Correction 0~50g/L Pressure Correction 60.0~112.5kPa, 450~850mmHg Temperature Range 0~105°C, 32~221°F Temperature Accuracy ±0.5°C, ±0.9°F Temperature Calibration Manual Temperature Compensation 0~100°C, 32~212°F, Automatic or Manual; DO Mode: 0~50°C, 32~122°F, Automatic Auto-Off Manual or Automatic (10, 20, 30 minutes after last key pressed, selectable) Hold Function Manual or Automatic Stability Conditions Low or High, selectable Calibration due reminder 0 to 30 days Reset Function Yes Memory 500 data sets with Date/Time stamping Output USB Communication Interface Connector BNC and 6-pin connector Power Requirements DC5V, using AC adapters, 220VAC/50Hz LCD Display Custom dual-display LCD (130×110mm) Dimensions 210(L)×188(W)×60(H)mm Weight 1.2kg



BIOBASE group, founded in 1999 and been through high and stable development for 15 years, who is now with revenues of one hundred million, 1200 employees in China and abroad offices, 22.4 acres land industry parks and 20000 square meters production base.
The products we manufacture extends to most of the laboratory items and scientific analytical equipments. Our mission is to enable our customers to make the world healthier, cleaner and safer.
BIOBASE group invests in science and technology research, aim to keep impoving products performance and quality as well as develop new products to meet customers wide requirement.
We satisfy our customers by offering comprehensive support, purchase convenience and we are ready to serves more and more BIOBASE users.
BIOBASE group, serving global distributors and its loyal end users, is becoming one of the most important scientific services supplier.
Our principle is to provide our perfect service to you.
our target goal is to offer you our excellent service.
With the sustained business conception of “credit is the basis, quality is the first”, we gain the high trust from customers.
With a wooden or cardboard boxes, strong packing, you can choose Ocean shipping,air transport or express..
If you have any questions,please feel free to contact with us.
Skype: xupeng_bryan
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