EMD pH Paper - MQuant™ Total Hardness Test Strips, 50-370 ppm
SKU: 1.10025.0001
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Total Hardness Test Strips, 50-370 ppm
Method: Color scale
Color Reaction: This method is based on a complexometric titration in which the calcium and/or magnesium ions present in the water form a complex with EDTA.
Graduation: 50-70-125-250-370 ppm CaCO3; 3-4-7-14-21 gpg (grains per gallon); 4-5-9-18-26°e
Determination: 100
Storage Conditions: +15 to +25º C
Shelf Life: 36 months (from day of production)
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