... : Item First GradeSecond GradeThird GradeMoisture%≤14.00Fineness(%,m/m)≥99.8≥99.5≥99.0Spot(Entries,/sc ... m/m)≤0.10≤0.15≤0.20Protein(dry base)(%,m/m)≤0.4≤0.50≤0.80Fat(dry base)(%,m/m)≤0.10≤0.15 ... ≤0.25Sulfur Dioxide(%,m/m ... )≤0.004----(Fe)(%,m/m)≤0.002----ApplicationWidely ...