Designed to accurately, measure surface chloride, sulphate and nitrate ions in minutes, the Elcometer 134 CSN Salt kit offers a single kit solution for testing in the field. All the components of the Elcometer CSN Test Kits are pre-measured and pre-dosed for trouble free testing. Results are recorded in parts per million (ppm) requiring no complicated calculations. Elcometer 134 CSN tests are all designed to use a ratio of 1:1 for easy conversation to µg/cm². Supplied in an ABS plastic carry case for easy portability around the site, each field kit is supplied with full instructions attached to the inside lid, together with: 5 x Chloride tests 5 x Sulphate tests, together with 1 x colorimeter, for sulphate testing 5 x Nitrate test strips 5 x Syringes (without needles)