View Cart “1500 ppm NaCl” has been added to your cart.

Showing all 12 results

Calibration Solutions

Frequent, accurate pH meter calibration insures your plants will get maximum benefit from nutrient solutions at all times. Be confident that you’re getting dead-on accuracy with these professional-quality, easy-to-use reference solutions and buffers formulated for pH, EC and TDS readings. Electrode storage solution protects your investment between uses, keeping it from dehydration and significantly extending its life.

  • Bluelab Calibration Solutions

    pH Solution

    Made to a traceable standard to ensure accuracy of your valuable equipment.

    $12.95 $9.95
  • Electrode Storage Solution (HI 70300)

    Electrode Storage (HI70300)

    Prepared with reagent grade chemicals to ensure a fast and reliable measurement.

    $20.95 $17.95
  • pH 4.01 Calibration Solution

    pH 4 Buffer

    Easy to use and works with all the popular brands in the hydroponics market.

    $7.95 $5.95
  • pH 7.0 Calibration Solution

    pH 7 Buffer

    Made with the highest quality ingredients so you can work with peace of mind.

    $7.95 $5.95
  • TDS Calibration Solution

    1500 ppm NaCl

    Easy to use, just dip your electrode into a small amount of the liquid and adjust.

    $21.50 $16.95
  • pH Calibration Solution Packets

    Buffer Sachets (20mL)

    Available in convenient 20 ml packets, so they’re always fresh and easy-to-use!

  • Buffer Solution (HI 7007 & HI 7004)

    Buffers (HI7007, HI7004)

    Available in sealed 500mL bottles and standardized for incomparable accuracy.

    $19.95 $17.95
  • HANNA TDS Solution

    EC/ TDS Solutions

    Use to ensure maximum accuracy for conductivity probes and monitors.

    $16.50 $14.50
  • Electrode Cleaning Solution (HI 7061)

    Electrode Cleaner (HI7061)

    A simple 15-20 minute cleaning will ensure that your sensor is working correctly.

    $20.95 $17.95
  • Bluelab pH Probe KCl Storage Solution

    KCI Storage

    Designed to maintain performance and maximize the life of your probe.

    $12.95 $10.95
  • pH Probe Cleaning & Calibration Kit

    Probe Care Kit – pH

    Keep your probe clean! A dirty electrode will affect the accuracy of test results.

    $18.95 $15.95
  • Conductivity Probe Care Kit

    Probe Care Kit – PPM/ EC

    Your conductivity probe will show lower readings when contaminated or dirty.

    $12.95 $10.95