soda ash (dense)

指标项目 Items	指标值 Standard Values	实测值 Actual Values
外观 Outward	白色细小颗粒 White fine particle	白色细小颗粒 White fine particle
总碱量（以干基的Na₂CO₃的质量分数计）% Total alkalinity (measured by the mass fraction of dry base Na₂CO₃)	≥99.2	99.5
总碱量（以湿基的Na₂CO₃计的质量分数计）% Total alkalinity (measured by mass fraction of wet base Na₂CO₃) %	≥97.9	99.2
氯化钠（以干基的NaCl的质量分数计）% Sodium chloride (measured by the mass fraction of dry base NaCl) %	≤0.70	0.27
铁（Fe）的质量分数（干基计）/% measured by the mass fraction of dry base Fe) /%	≤0.0035	0.0020
硫酸盐（以干基的SO₄的质量分数计）/% Sulphates (measured by the mass fraction of dry base SO4 s) /%	≤0.03	0.01
水不溶物的质量分数/% The mass fraction of water insoluble matter /%	≤0.03	0.01
堆积密度g/ml bulk density g/ml	≥0.90	1.10
粒度，筛余物/%180um Particle size,Screenings/%180um	≥70.0	88.1