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BS 4258-8:1978

BS 4258-8:1978

Current

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The latest, up-to-date edition.

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

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-31-1978

Publisher

British Standards Institution

NO CONTENTS SECTION

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.

This International Standard specifies a flame atomic absorption method for the determination of the calcium content of phosphoric acid for industrial use (including foodstuffs).

Committee
CII/37
DevelopmentNote
Also numbered as ISO 3707 Supersedes 75/50842 DC (08/2005) Reviewed & Confirmed by BSI, July 2017. (06/2017)
DocumentType
Standard
Pages
12
PublisherName
British Standards Institution
Status
Current

BS 4258-10:1978 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use Determination of oxides of nitrogen content
BS 4258-9:1978 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use Determination of chloride content
BS 4258-12:1982 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use Guide to sampling techniques
BS 4258-6:1976 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use Determination of arsenic content
BS 4258-7:1978 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use Determination of total phosphorus (V) oxide content: quinoline phosphomolybdate gravimetric method

ISO/R 847:1968 Withdrawal of ISO/R 847-1968
BS 4258-4:1975 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use Determination of fluorine content
BS 4258-2:1968 Methods of test for phosphoric acid for industrial use. Determination of iron content
BS 4258-10:1978 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use Determination of oxides of nitrogen content
BS 4258-9:1978 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use Determination of chloride content
BS 4258-3:1975 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use Determination of sulphate content
BS 4258-6:1976 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use Determination of arsenic content
BS 4258-7:1978 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use Determination of total phosphorus (V) oxide content: quinoline phosphomolybdate gravimetric method
BS 4258-11:1982 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use Determination of lead content (atomic absorption spectrometric method)
BS 4258-5:1975 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use Determination of silica content

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Hardcopy - English
PDF - English
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