Cyanuric acid(cya) Formula :c3h3n3o3 Molecular weight: 129.1 Physical and chemical properties: tasteless white powder or granules, micro-soluble in water, the melting point of 330 íµ, saturated solution of the ph value is 4-5. Ca content%í² 98.5(excellence) 98.0 (first class) 97.5 (qualified) Water contentín0.5% Ph(1% solution)í²4.0 Burnt residue%ín0.10 Packaging: packaging lined with plastic bags of textile packaging, net weight 25kg or 40kg per bag or 1000kg Hs code: 3911900005