This standard has been reviewed* and then confirmed in 2008.
The method is applicable to products having phosphorus contents from 0,02 to 0,5 % (m/m). ISO 4293 should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, sample, procedure and expression of results.
Edition: 1 (Monolingual) ICS: 73.060.20 Status: Published Stage: 90.60 (2013-09-18) TC/SC: ISO/TMBG Number of Pages: 3
Revises: ISO/R 321:1963
No corrigenda or amendments available