Hanna HI50021P Calibration Check Solution for HI9813-6 (25 x 20 mL Sachets) 810666009713 8 GPM (EPA WaterSense)

8 GPM (EPA WaterSense)

Measures total dissolved solids in (ppm) parts per million

TDS Range: 0 - 2000 ppm

The sensor quickly equilibrates with sample temperature

Hanna HI50021P Calibration Check Solution for HI9813-6 (25 x 20 mL Sachets) 810666009713 8 GPM (EPA WaterSense)HI50021P is a premium quality calibration check solution used exclusively for the HI9813 6 portable pH EC TDS Temp. meter. Each sachet has the lot number and expiration date stamped on it and is made of light block foil ensuring freshness each time one is opened. Hanna's line of solutions have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened sachet. The HI50021P is for 25 sachets containing 20 mL