MN NANOCOLOR® Tube Test Residual Hardness 1


MN NANOCOLOR® Tube Test Residual Hardness 1

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73.63
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Photometric determination of hardness. • Calcium and magnesium ions react in alkaline solution with phthalein purple to form a violet dye. • Type: tube test 0-84 • Range: 0.02 - 1.00 °d; 0.004 - 0.180 mmol/l • Sufficient for: 20 determinations • Sea water suitability: no
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