HM Digital 1000 ppm TDS Calibration Solution, 3 oz (90 ml)

NaCl Solution for Calibrating TDS and EC Meters

This 1000 PPM NaCl calibration solution helps keep your TDS or EC meter reading accurately.

It comes in a lightweight HDPE plastic bottle sealed with a coated foam liner to prevent leaks.

Key Features & Benefits

• 1000 PPM NaCl formula — calibrates TDS and EC meters
• Lightweight HDPE bottle — easy to store and use
• Coated foam liner seal — helps prevent leaks
• 3 ounce (90 ml) size — enough solution for repeated calibrations

Who Should Use This Calibration Solution

Growers who want to keep their TDS or EC meter calibrated for accurate nutrient readings.

Why Calibration Matters

Regularly calibrating your meter against a known 1000 PPM solution helps ensure your nutrient readings stay accurate over time.

Frequently Asked Questions

What is this solution used for?

Calibrating TDS and EC meters to a known 1000 PPM reference point.

How is the bottle sealed?

With a coated foam liner to help prevent leaks.

What size bottle is this?

3 ounces (90 ml).

How often should I calibrate my meter?

Check your meter's manual, but periodic calibration helps maintain accurate readings.