content: 99.8 pct MIN Water content: 0.1 pct, Max. Ash : 0.03pct Max. Solubility in Formaldehyde solution test :Dissolve compeletely in 10minutes Color (APHA), :20Max. Hazen (Kaolin Trubidity):20 Max. PH Value:7.5-9.5 Appearance:White Powder, No foreign Substance