The commercial extracts containing 50%~70% pyrethrins are yellow pale which complies with FAO/WHO specification.
纯化后
精菊油含有50%~70%除虫菊素,外
为淡黄色流动液体,符合FAO/WHO标准。
The commercial extracts containing 50%~70% pyrethrins are yellow pale which complies with FAO/WHO specification.
纯化后精菊油含有50%~70%除虫菊素,外为淡黄色流动液体,符合FAO/WHO标准。
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