Appearance:white powder. MOQ:1*20fcl Packing:25kg/bag,25mt/20ft Appearance:White powderUsage:Mainly used in glass and enamel industries.Package:25kg/50kg woven bag with PE liner or 1000kg big bagSpecifications: ItemsGuaranteed PatametersPurity Na2B4O7.10H2O95% MinWater Insolunle Matter0.04% MaxCarbonate CO20.2% MaxSulphate SO40.2% MaxChloride CL0.05% MaxFe0.005% Max ItemExcellent Grade ...