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Norm
ISO 622:2016
Issue date: 2016 11 18
Solid mineral fuels — Determination of phosphorus content — Reduced molybdophosphate photometric method
ISO 622:2016 specifies a reduced molybdophosphate photometric method for the determination of the total phosphorus content of hard coal, lignites and coke. Two methods fo...
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Publisher:
International Organization for Standardization
Format:
Digital | 6 Pages
Language:
English
ICS
ISO 622:2016 specifies a reduced molybdophosphate photometric method for the determination of the total phosphorus content of hard coal, lignites and coke. Two methods for taking the phosphorus into solution are specified, namely extraction from the coal or coke ash with acid or by repeated oxidation of the coal or coke, by acid, to remove carbonaceous matter.
ISO 622:2016
2016 11 18
Solid mineral fuels — Determination of phosphorus content — Reduced molybdophosphate photometric met...
Norm
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ISO 622:1981
1981 08 01
Solid mineral fuels — Determination of phorphorus content — Reduced molybdophosphate photometric met...
Norm