CAL Check™ standards for Free Chlorine, 0.0 and 1.00 ppm
SKU: HI-96701-11
£280.20 Regular Price
£266.19Sale Price
The HI-96701-11 Free Chlorine Cal Check standards provides a simple solution to calibrating and validating the compatible free chlorine portable photometers that have a 0.00 to 5.00 mg/L (ppm) range.