*Appearance:white fine powder, easy to cake.
*Purity(on dry basis):99%min
*Cu:0.002%max
*Fe:0.002%max
*Water insolubles:0.05%max
*Moisture:1.25%max
*Free acid(as HNO3):0.5%max
*Packing:packed in net weight 25kgs or 1000kgs plastic woven bags or according to user's requirements.