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  5. HI3812 Total Hardness Chemical Test Kit

HI3812 Total Hardness Chemical Test Kit

HA-HI3812

The HI3812 is a chemical test kit that measures total hardness as CaCO3 by titration with EDTA. The HI3812 is supplied complete with all of the reagents and equipment necessary to perform approximately 100 tests.

Brand: Hanna

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The HI3812 is a titration-based chemical test kit that determines the total hardness concentration in two ranges: 0.0 to 30.0 mg/L and 0 to 300 mg/L. The HI3812 is supplied with all of the necessary reagents and equipment to perform the analysis. The test kit contains enough reagents for perform approximately 100 tests.

Features at-a-glance

  • Complete setup
    • All required materials are included with the test kit, such as the sample beaker, plastic pipette, and reagent dropper bottles.
  • High resolution
    • Readings from 0.0 to 30.0 mg/L are determined to 0.3 mg/L resolution.
    • Readings from 0 to 300 mg/L are determined to 3 mg/L resolution.
  • Replacement reagents available
    • There is no need to buy a new kit when reagents are exhausted. The HI3812-100 can be ordered to replace the reagents supplied with the kit.
Range 0.0 to 30.0 mg/L CaCO₃; 0 to 300 mg/L CaCO₃
Resolution 0.3 mg/L (0.0 to 30.0 mg/L range); 3 mg/L (0 to 300 mg/L range)
Method EDTA
Number of Tests 100
CTK Type Titration
Weight 460 g
Ordering Information HI3812 test kit comes with 30 mL hardness buffer, 10 mL calmagite indicator, 120 mL EDTA solution, 20 mL plastic beaker with cap, 50 mL plastic beaker with cap, and 1 mL syringe with tip.