Features This product is made with protein foam extinguishant as basic material and added proper amount of fluorine-carbon surfactant. besides the functions as protein foam extinguishant, it can also be used to put out large areas fire of petroleum nearby big oil tanks by spraying under liquid and jointly function with dry-powder extinguishants. Technical Data Item Technical Data Specific Gravity 20 °C 1．10?．20 PH Value 20°C 6．0?．5 viscosity 20°C Pa.s≤ 6% 0.015 3% 0.05 Pour point °C ≤-10.0 sediment 20°C % ≤0.2 Stable Sediment 20°C % ≤0.2 Foam Expansion 20°C ≥6.5 25%Drainage Time 20°C min ≥6.0 Fire-extinguishing Time (min) ≤90 　 Packing and Storage 1、Packing : plastic or metal barrels of 25kg ,50kg,100kg and 200kg. 2、Storage: stored in cool , ventilated and dry houses temperature from 5 to 40°C. 3、Effective period : two years