เครื่องโฟโตมิเตอร์-คลอรีนอิสระ (Free Chlorine Checker 0.00-2.50 ppm.)
Free Chlorine Range:0.00 to 2.50 ppm(mg/L)
Easier to use and more accurate than chemical test kits
Dedicated to a single parameter
Small Size, Big Convenience
Weighing a mere 65 g (2.3 oz.), the Checker®HC easily fits into the palm of your hand or pocket. Use for quick and accurate on the spot analysis. Single button operation: Zero and Measure Operated by a single AAA battery.
ACCURATE AND AFFORDABLE CHLORINE MEASUREMENT
The HANNA HI 711 and HI 701 Checker®HC’s are accurate and affordable. These Checker®HC portable handheld colorimeters feature a resolution of 0.01 ppm (250 points) and 3% ±0.03 ppm (mg/L) accuracy of reading. They also use an EPA approved DPD method. The contoured style of these Checker®HC’s fit in your palm and pocket perfectly and the large LCD is easy to read. The auto shut-off feature assures the battery life will not be drained if you forget to turn it off. The HI 711 and HI 701 Checker®HC’s are extremely simple to use. First, zero the instrument with your water sample. Next, add the reagent. Last, Place the vial into the Checker®HC, press the button and read the results. It’s that easy.