HM Digital C-342 TDS and EC Calibration Solution - 342 ppm NaCl 3 oz Bluelab Press the "Push-to-Check" button for

Press the "Push-to-Check" button for an instant water quality check

and deliver the calibration confidence your application demands — every single use

Milwaukee MW802 PRO 3-in-1 Combo Meter: Professional pH

This bulk pack of acidic calibration standards is essential for labs

Aquaculture & Fish Farming: Monitor DO levels to ensure optimal fish health

HM Digital C-342 TDS and EC Calibration Solution - 342 ppm NaCl 3 oz Bluelab Press the "Push-to-Check" button forFor optimal performance, re calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges. FEATURES: NaCl calibration solution, 342 ppm Comes in lightweight HDPE plastic bottles Sealed with a coated foam liner PRODUCT DESCRIPTION NaCl solution 3 oz. bottles (90 ml) C342 UPC: 891144000014 Solution Conversions 342 NaCl = 362 as KCl ; 478 as 442 ; 700 S 1000 NaCl = 1060 as KCl ; 1450 as 442 ; 2000 S