Waterproofing compound Expert is unique cement admixture (integral liquid waterproofing compound) which is lignosulphonate base for overcoming construction industry problems. It is good plasticizing agent having excellent waterproofing properties.Sulphate and chloride contents are very low., providing high workability and flowability. Finest quality is assured. Dosage is less as 100 ml per 50 kg cement. 1 ltrs to 200 ltrs.