Logo
Login Sign Up
Current Revision

ISO 622:2025

Coal and coke - Determination of phosphorus - Reduced molybdophosphate photometric method
Best Price Guarantee
Instant

$84.70

2-5 Days

$84.70

SAVE 15%

$143.99


Sub Total (1 Item(s))

$ 0.00

Estimated Shipping

$ 0.00

Total (Pre-Tax)

$ 0.00


View in Library
or
International Organization for Standardization Logo

ISO 622:2025

Coal and coke - Determination of phosphorus - Reduced molybdophosphate photometric method

PUBLISH DATE 2025
ISO 622:2025

This document specifies a reduced molybdophosphate photometric method for the determination of the total phosphorus mass fraction 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
  • repeated oxidation of the coal or coke, by acid, to remove carbonaceous matter
SDO ISO: International Organization for Standardization
Document Number ISO 622
Publication Date Jan. 1, 2025
Language en - English
Page Count 12
Revision Level
Supercedes
Committee ISO/TC 27/SC 5
Loading...

Failed to load document history.

Publish Date Document Id Type View