Extech CL500 Free and Total Chlorine Meter

Portable tester for measuring of both Free and Total Chlorine up to 3.50ppm

Features:

• Large big-digit LCD and splash-proof front panel
• Measures Free and Total Chlorine up to 3.50ppm with 0.01ppm resolution
• Advanced optical system uses a narrow band LED lamp that provides accurate and repeatable readings
• Requires only a 10mL sample size
• Independent 2-point calibration for Free and Total Chlorine, Auto Power Off
• Battery operated for field and on-site testing
• Data Hold and Min/Max record/recall
• Complete with Free, Total and Zero Chlorine standard solutions, test bottles with covers, Free and Total
• Chlorine DPD powder (10pcs), cleaning cloth, six AAA batteries, and hard carrying case

Specifications:

• Range (ppm): 0.01 to 3.50ppm
• Resolution: 0.01ppm
• Accuracy: ±0.02ppm @ 1ppm
• Light source: LED, 525nm
• Method: Adaptation of USEPA Method 330.5 for waste water and Standard Method 4500-Cl-G for drinking water
• Response Time: <10 seconds
• Dimensions: 6.1 x 3.0 x 2.4″ (155 x 76 x 62mm)
• Instrument Weight: 11.3oz (320g)