suplly pyrethrins

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):

<=0.55

PH:

4--7

additive:

Stabilizing agent

Using technique:

Near Critical extraction

Caloric storage stability:

past muster

Guarantee:

18 months