Step 6. Test in Application

Blend 30 min peracid release (%) Stain removal Dye protection 

The final step of the process is to optimize the dose and ratios of chelants with the formulator s base powder under a wider variety of conditions. 

The illustration for laundry shows how this was applied to meet all the performance requirements for chelants and to offer enhanced peracid stability, stain removal, and dye protection, taking advantage of the strengths of different chelants 

Kirk-Othmer (2007) Kirk-Othmer Encyclopedia of Chemical Technology, 4th edn, John Wiley Sons, Inc., 

Kuykendall, V.L., Buongiomie, J.M., Flavin, S.M., Schmittou, E.R. and Schwartz, P.A. (2005) International Patent WO 2005/062125A1 issued 7 July. MacMillan, J. A. International Patent (1996) WO 96/15290 issued 23 May. Puritch, G.International Patent (1999) WO 99/39576 issued 12 August 1999. Aksela, R., Peltonen, J. and Weckmann, A. (2004) International Patent WO 2004/110961 issued 23 December. 

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