AQUADUR 5 - 25, for water hardness (Box of 1000 individually sealed test strips)

$0.00

  • Model:91223
Product may vary slightly from image representation.
• Quick and easy determination of water hardness

• Gradation (Total Hardness): < 54 > 90 > 180 > 270 > 360 > 450 ppm CaCO3

• Color change (Total hardness): Green to red

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