... : 25kg,50kg per bagSynonyms: Disodium sulfate; sodium sulfate anhydrous; sulfuric acid, disodium salt; sodium sulfate; Speed-dry, sodium sulphate anhydrousITEMSTANDARDsodium sulphate (Na2SO4), %:98.0 MIN.water ... ) , %:0.002 MAX.moisture , %:0.20 MAX.Whiteness, %:82 MIN. sodium sulphate