BS 4258-10:1978
BSI · 1978-01-31
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use - Determination of oxides of nitrogen content
Replaced
ICS 71.060.30
1Key Takeaways
Spectrophotometric measurement of the yellow-coloured nitrophenol, at a wavelength of about 435 nm, formed after permanganate oxidation of nitrous nitrogen to nitric nitrogen and reaction of the latter with 3,4-xylenol. Applicable to products having an oxides of nitrogen content, expressed as nitrogen, equal to or grea…
2Scope / Description
Spectrophotometric measurement of the yellow-coloured nitrophenol, at a wavelength of about 435 nm, formed after permanganate oxidation of nitrous nitrogen to nitric nitrogen and reaction of the latter with 3,4-xylenol. Applicable to products having an oxides of nitrogen content, expressed as nitrogen, equal to or greater than 0.2 mg/kg. Also for use in the food industry.
3Version History
BS 4258-10:1978
1978-01-31
5Citation Network
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6Frequently Asked Questions
What is BS 4258-10:1978?
BS 4258-10:1978 — Methods of test for phosphoric acid (orthophosphoric acid) for industrial use - Determination of oxides of nitrogen content is an international standard developed by British Standards Institution (BSI). Spectrophotometric measurement of the yellow-coloured nitrophenol, at a wavelength of about 435 nm, formed after permanganate oxidation of nitrous nitrogen to nitric nitrogen and reaction of the latter with 3,4-xylenol. Applicable to products having...
What does BS 4258-10:1978 cover?
This standard covers: Spectrophotometric measurement of the yellow-coloured nitrophenol, at a wavelength of about 435 nm, formed after permanganate oxidation of nitrous nitrogen to nitric nitrogen and reaction of the latter with 3,4-xylenol. Applicable to products having an oxides of nitrogen content, expressed as...
Who should use this standard?
This standard is intended for organizations, professionals, and stakeholders involved in various industries and sectors. It is applicable to manufacturers, service providers, regulatory bodies, and certification organizations.
What is the latest version of BS 4258-10:1978?
The current published version is BS 4258-10:1978, published on 1978-01-31. Always check for amendments or pending revisions.
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