Polarity at 200 c : 99.800 minimum Sulphated ash content : 0, 04% maximum by weight magnetic particles : mg/kg 4 Moisture : 0, 06% maximum by weight magnetic particles : mg/kg 4 Solubility : 100% dry & free flowing Granulometry : 0, 55- 0, 70 am/mm Icumsa : color 45 icumsa attenuation index units ( method # 10-1978 ) maximum, and more Contract or spot sales Minimum order 12500 mt per month max 100000 mt pm. 6kg pack.