Appearance : White without the impurity that can be senn by eye Moisture: £¼6 PH 4.0-6.0 De Value% : 10-15-15-20 20-25 25-30 Solubility: 98 Iodine Experiment: Not changing blue Sulfated Ash: £¼0.6 Bacterium Total g: 1000 E.Coll,/100g: Negative Heavy Mental(Pb,As),ppm: 0.5 Molysite(fe),m/m%: 0.002 25kg/bag kraft bag with inner bag.