DESCRIPTION I . Pearls : Black to Brown Pearls. 2. Powder : Grey to Buff colored powder. USES As a catalyst in Organic synthesis as well as purification of Ester and Vinyl Chloride manufacturing. In manufacture of Copper Phthalocyanine pigments. For electro plating copper chemical. Colouring material in glass industry. Also used as analytical reagent. PACKING LDPE lined HDPE bags of 25 kgs. As per customer's requirement in bulk bag up to I MT in big sacks. - BLACK TO BROWN PEARLS - GREY TO BUFF-COLORED POWDER SPECIFICATION PARAMETERS OUR STANDARD Purity as 'CuCI' 97.0 % m/m min. Total Copper 63.0 % m /m min. Cupric Copper AS Cu' I .0 % m/m max. Acid Insoluble Matter 0.1 % m/m IRON. 400 ppm max. LEAD 100 ppm max.