Containing walnut quinone, hydrogenated walnut walnut quinone, beta glucose glucoside, tannic acid, and gallic acid.

     Walnut quinone, is orange needle crystals, has the bleeding of biological activities, and walnut quinone coexistence and several kinds of reduction derivatives, all has antibacterial biological activity, can make the medicinal, treat womb, milk, psoriasis and diarrhea and ulcers, subsidence of a swelling stops urticant effect.

     Walnut can also be used as the raw material of producing active.

     Walnut shell widely used in oil, chemical industry, metallurgy, thermoelectric, printing and dyeing, papermaking, wine, the leather making, and other industrial sewage treatment and city water supply and drainage engineering.

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