This standard covers the collection, preparation and storage of samples of industrial phosphoric acid from its transport to the point of quality assessment.
KS M ISO 4285:2002 history
2013KS M ISO 4285:2013 Phosphoric acid for industrial use-Guide to sampling techniques
0000 KS M ISO 4285-2002(2012)
2002KS M ISO 4285:2002 Phosphoric acid for industrial use-Guide to sampling techniques