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Glavni meni

ISO 622:2016

Solid mineral fuels — Determination of phosphorus content — Reduced molybdophosphate photometric method
18. 11. 2016.
95.99   Povučen   25. 6. 2025.

Опште информације

95.99     25. 6. 2025.

ISO

ISO/TC 27/SC 5

Međunarodni standard

75.160.10  

engleski  

Kupovina

Povučen

Jezik na kome želite da primite dokument.

Apstrakt

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.

Životni ciklus

PRETHODNO

POVUČEN
ISO 622:1981

TRENUTNO

POVUČEN
ISO 622:2016
95.99 Povučen
25. 6. 2025.

REVIDIRAN OD

OBJAVLJEN
ISO 622:2025

Nacionalna preuzimanja

Čvrsta mineralna goriva – Određivanje sadržaja fosfora – Fotometrijska metoda redukcije molibden-fosfatom

90.92   Odluka o izmeni ili reviziji standarda