Spectrum Water Hardness Test Solution #3 – 100 Ppm Calibration Standard

Description

Get replacements water hardness kit solutions from Spectrum’s Water Hardness #3 in a 1oz solution.  Replaces the hardness solution in testing kits for 2401 and 2403  Field Test Kits.

This Spectrum Water Hardness Test Solution #3 – 100 Ppm Calibration Standard is a curated choice in our Chemicals line, providing both quality and value.

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