Myron L 442 Natural Water Standard Calibration Solution Value and Size:442-1000 Quart U-50EP external power supply —

U-50EP external power supply — 3200358528

EC-1500 (3200899658) — conductivity

00 ppm (mg/L) DO Resolution 0

probe extensions

these units deliver reliable

Myron L 442 Natural Water Standard Calibration Solution Value and Size:442-1000 Quart U-50EP external power supply —Myron L 442 Natural Water Standard is the calibration solution to use when your instrument is set to the 442 solution model Myron L's blend that mimics the conductivity TDS behavior of natural waters. Calibrating in the same solution model you measure in is what keeps TDS readings honest. Application Use with Ultrameter II, Ultrameter III, PoolPro, TechPro II, DS pDS meters and Ultrapen PT1 PTBT1 pens whenever readings are reported in 442 TDS. Values