Corn starch is a white, tasteless, odorless powder, used in food processing, papermaking, and the production of industrial adhesives; it is also a component of many cosmetics and oral pharmaceutical products. It has been used as a lubricant in surgical gloves Test Parameter Specifications Results Description A very fine ,white powder passes Moisture Not more than 12.50 % 11.65 Total Ash Not more than 0.60 % 0.11 pH (10 % Aqu. Solution) 4.50 â?? 7.00 6.15 Protein (N X 6.25) Not more than 0.50 % 0.31 Starch Content Not Less than 98.00 % 98.38 Free Acidity for 100gm sample as per 0.1 N NaOH Not more than 40.00 ml 17 Viscosity of 2 % paste on Redwood Viscometer No 1 at 75�°C Not Less then 30 Sec./ 50ml 36 Sulphur Dioxide Not more than 100.00 ppm 52 Brightness Not Less than 90% 91.1 Screen Test %Passing through 85# Not Less then 98 % 99.51