Appearance Colorless or light yellow transparent liquid White crystal powder. Active acid % 48.0-52.0 95 min. Chloride (as Cl-)% 2.0(or1.0) min 1.0 min. pH valueú¿1úÑ solutionú¬ 2.0 max 2.0 max. Fe (as Fe3+) (ppm) 20 20. Density ú¿20íµú¬g/cm3 1.33 min. Colour APHA (Hazen) 40 max. ATMP liquid: Normally In 250kg net Plastic Drum, IBC drum can also be used as required ATMP solid: 25kg inner liner polyethylene (PE) bag, outer plastic woven bag, or confirmed by clients. Storage for ten months in room shady and dry place.