ISO 622:2016 (R2022)
Superseded , Confirmed , Has Draft Standard
Historical

ISO 622:2016 (R2022)

Solid mineral fuels — Determination of phosphorus content — Reduced molybdophosphate photometric method
Most recent standard
Draft standard

Summary

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.

Notes

90.92 : Norme internationale à réviser

Technical characteristics

Publisher International Organization for Standardization (ISO)
Publication Date 11/18/2016
Confirmation Date 07/26/2022
Edition 2
Page Count 6
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ISBN ---
Weight (in grams) ---
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