With the product name "SOFTOMNI 2000" is a proprietary formulated alkaline sizing agent. ALKYL KETENE DIMER (AKD) emulsion, designed to size the paper in the neutral to alkaline ph range of 6.5 to 8.5 SOFTOMNI is a free flowing white emulsion stable to size any type of furnishes preferably containing calcium carbonate. Different type of furnishes require different application method and dosages. SOFTOMNI 2000 is added as such (can be diluted with water to the maximum extent of 1:3 ratio) in the thick stock by diaphragm type of dosing pump. Addition of SOFTOMNI 2000 before filler is preferable to get best sizing effect. The efficiency of ALKYL KETENE DIMER depends on the retention and drainage aid program. The higher the drainage, first pass retention and first pass ash retention, optimum is the efficiency of AKD. A cationic scavenger in necessary where there is high levels of anionic trash in the furnish like deinked pulp.