Methods of test for phosphoric acid (orthophosphoric acid) for industrial use. Determination of calcium content (flame atomic absorption method)
Summary:
Determination of calcium content down to 10 mg/kg by photometric measurement of absorption of the 422.7 line emitted by a hollow cathode calcium lamp. Also for use in the food industry.
Pages:
8
BS 4258-8:1978 International Equivalent:
ISO 3707
BS 4258-8:1978 Key Phrases:
Phosphoric acid, Determination of content, Industrial, Quantitative analysis, Calcium, Flame photometry, Absorption spectrophotometry, Calibration, Chemical analysis and testing
BS 4258-8:1978 Cross References:
BS 4258:Part 1, BS 4258:Part 2, BS 4258:Part 3, BS 4258:Part 4, BS 4258:Part 5, BS 4258:Part 6, BS 4258:Part 7, BS 4258:Part 9, BS 4258:Part 10, BS 4258:Part 11, ISO/R 847
