contents:   25% 、 50% 、 70% external appearance:   transparent fluid liquid of buff Density:   0.95-1.01 Physical property:   soluble in the ethanol,methanol,and petroleum ether active component:   Pyrethrins 1,2 impurities:   Oils,pigment Water%(m/m):   < =0.5 5 PH:   4--7 additive:   Stabilizing agent Using technique:   Near Critical extraction Caloric storage stability:   past muster Guarantee: 18 months Cautions ： When it happened that your clothes or skin is bedewed with the product, please wash it immediately by suds. If sprayed into eyes, swash with clean water and call on a doctor. If the product blazes up, it can put out by fire extinguishers of carbon dioxide or fire foam. Its smudge can be wiped off by a dry cloth or water. The water rinsed must be away from the aquiculture sites. Avoid exposure to brightness and heat during transportation.