| NANOCOLOR® Silica |
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| Photometric determination of silica |
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Photometric determination as silico-molybdenum blue.
in acidic solution dissolved silica and silicates
react with ammonium molybdate to form yellow silicomolybdic acid. This is reduced to a blue compound by addition of a reducing agent.
Reaction basis analog to DIN EN ISO 16264-H57
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| Data and ordering information |
| Cat. No. |
918 48 |
| Type |
standard test 1-48 |
| Range |
10 mm cuvettte:
0.1 - 10.0 mg/l SiO2
50 mm cuvette:
0.02 - 3.00 mg/l SiO2
0.005 - 0.200 mg/l SiO2
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| Sufficient for |
250 determinations |
| Shelf life |
at least 3 years |
| Sea water suitability |
yes |
Special reagent Silica-free water