contents: | 25%、50%、70% | |
external apperarance: | transparent fluid liquid of buff | |
Density: | 0.95-1.01 | |
Physical property: | soluble in the ethanol,methanol,and peroleum ether | |
active component: | Pyrethrins 1,2 | |
impurities: | Oils,pigment | |
Water%(m/m): | <=0.55 | |
PH: | 4--7 | |
additive: | stabilizing agent | |
Toxicity: | low poison for warm-blooded animals | |
Using technique: | Near Critical extraction | |
Caloric storage stability: | past muster | |
Guarantee: | 18 months | |
Caution notice:
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