<img src="//bat.bing.com/action/0?ti=5587743&amp;Ver=2" height="0" width="0" style="display:none; visibility: hidden;">
Turn your phone into a pH Meter with HALO2! Shop all 15 Styles
1500 mg/L (ppm) TDS Calibration Solution (25 x 20 mL)
1500 mg/L (ppm) TDS Calibration Solution (25 x 20 mL)
HI70442P

1500 mg/L (ppm) TDS Calibration Solution (25 x 20 mL)

$29.00

HI70442P is a premium quality 1,500 mg/L (ppm) TDS calibration solution that is NIST traceable and contained in portable single-use sachets. 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 TDS calibration solutions have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened sachet. The HI70442P is for 25 sachets containing 20 mL of solution.

  • 1,500 mg/L (ppm) TDS calibration solution
  • Temperature chart of the actual ppm value at various temperatures printed on each bottle
  • Convenient packaging for one time use
1500 mg/L (ppm) TDS Calibration Solution (25 x 20 mL)
Learn More

Thank you for your interest in our products. A representative will contact you within the next 2 hours.