SSA,sodium sulphate anhydrous, competitive price, good quality,proffesional service,over15years ... sodium sulphate anhydrous. 99%min.SpecificationsWE ARE professional exporter of ssa for more than 15 years.COMPETITIVE PRICE,HIGHTEST QUALITYItemGB6009-2003 ... confiming orderPayment term : L/C AT SIGHT OR TT ADVANCE SSA