جهت اندازه گیری اسید سیانوریک با melamine turbidimetric Cyanuric Acid 2 Reagent Powder Pillows, pk/50 For determination of cyanuric acid by the melamine turbidimetric method. Hach method 8139. Sample size: 25 mL. Also used in Model CY-3 test kits. Pack of 50 powder pillows.