Spectrum Water Hardness Test Solution #2 – 50 Ppm Calibration Standard

Description

Get replacements for hard water testing kit, Spectrum’s Water Hardness #2 in a 1oz solution.  Replaces the hardness solution for water hardness test kid 2401 and 2403 Field Test Kits.

This Spectrum Water Hardness Test Solution #2 – 50 Ppm Calibration Standard is a curated choice in our Chemicals line, providing both quality and value.

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