求購(gòu)純堿

Product : dense (thick) sodium carbonate Chemical properties : * purity in (Na2CO3) ＞ 99,4% * NaCl content 0,5% max * Iron content (Fe2O3) 0,003% max * Na2SO4 content 0,028% max * Insoluble in water = 0,03% max * Loss on heat (250C) = 0,1% max * Specific mass = 1,01 – 1,15kg/dm3 Granulometry (Specifications) * Rejection ＞ 1,25m/m : 2% max * Class 1,25m/m – 0,5m/m : 53% * Class 0,5m/m -- 0,2m/m : 43% * Past ＜ 0,2m/m : 2% max。