900 Chlorine Colorimeter, Chlorine Free: 0.02 to 2.0 mg/L, Chlorine Total: 0.1 to 8.0 mg/L, YSI (CAT#: STEM-AIAE-0072-ZJF)

The 900 Chlorine Colorimeter manufactured by YSI is a rugged, waterproof, single-parameter instrument for the measurement of Total chlorine or Free chlorine.
The YSI 900 Free and Total chlorine colorimeter is ideal for any application. This portable instrument allows you to easily take readings directly in the field or lab.
Whether you need to measure chlorine in wastewater, chlorine in groundwater, or in pools, this chlorine tester is waterproof with an easy-to-read display and will provide readings in minutes.
The instrument features a real-time clock, automatic data logging as well as the ability to export data to a PC or printer using the 900 Series Data Hub for infrared data transfer.
The 900 includes hard-sided carrying case with compartments for the instrument, accessories, reagents, and more.
If you are interested in measuring multiple parameters or COD only, then you may be interested in the YSI pHotoFlex colorimeters or the YSI 910 COD.

SKU: 250900Y
Benchtop: Yes
Certifications: IP68 (1 hour at 0.1 meter), floats, CE
Good Laboratory Practice Compliance: Yes
Measurement Range: Chlorine Free: 0.02 to 2.0 mg/L, Chlorine Total: 0.1 to 8.0 mg/L
Memory: 16 data sets with date and time stamp, automatic
Parameters Measured: DPD Free Chlorine, DPD Total Chlorine
Power: approximately 17 continuous hours or 5,000 tests, 4 alkaline AAA batteries
Sampling: Yes
Unit of Measure: mg/L
Warranty: 2-year instrument

Automatic data storage; 16 data-sets with date and time stamp
Display with a large, backlit LCD
Waterproof case with IP68 rating; easy to hold or set on benchtop; floats
Innovative light shield avoids moving parts or separate pieces that can easily be broken or lost
User-calibration to any government or organizational standard (e.g., N.I.S.T. or ISO)
Resolution can be improved for specific range requirements
Known interferences can be adjusted for the sample
Longer battery life with auto shutoff
Warranty of two years

910 COD Colorimeter, COD: 0 to 150 mg/L, 0 to 1,500 mg/L, 0 to 15,000 mg/L, YSI