What is BS 4258-8- Calcium content of phosphoric acid for industrial use about?

BS 4258 discusses phosphoric acid for industrial use. BS 4258-8 is the eighth part of the BS 4258 multi-series and discusses the determination of calcium content.

BS 4258-8 is applicable to products having a calcium content higher than 50 mg/kg but, by preparation of a suitable calibration graph, the range can be extended down to 10 mg/kg.

Who is BS 4258-8- Calcium content of phosphoric acid for industrial use for?

BS 4258-8 on the determination of the calcium content of phosphoric acid for industrial use (including foodstuffs) is useful for:

Chemical manufacturers
Fertilizers manufacturers
Quality control personnel

Why should you use BS 4258-8- Calcium content of phosphoric acid for industrial use?

Phosphoric acid (PA) is an important industrial chemical used as an intermediate in the fertilizer industry, for metal surface treatment in the metallurgical industry, and as an additive in the food industry.

BS 4258-8 provides you with the flame atomic absorption method for the determination of the calcium content of phosphoric acid for industrial use (including foodstuffs). BS 4258-8 provides you with the reagents and apparatus required for the test method.

BS 4258-8 guides you with the procedure and expression of the test method. BS 4258-8 helps you to manufacture high-quality phosphoric acid.

BS 4258-8:1978

Methods of test for phosphoric acid (orthophosphoric acid) for industrial use - Determination of calcium content (flame atomic absorption method)

Current

Published:

31 Jan 1978