APPEARANCE : White Crystalline Powder
ASSAY ( Ex W ) : MIN 98%
FREE ALKALI ( NaOH ) : MAX 0.1%
CHLORIDE ( Cl ) : MAX 0.01%
NITROGEN COMPOUNDS ( N) : MAX 0.005%
SULPHATE ( SO<sub>4</sub>) : MAX 0.02%
IRON ( Fe ) : MAX 0.002%
PACKING : 25/ 50 KG HDPE Drum