... for decoction.(a)Pure and clean density: (1)unroasted shredded herbs ready for decoction(including herbal scraps,impurities)It is controled ... ),and under 3%.(fruit-seed,grass,resin.)(2)roasted shredded herbs ready for decoction(including herbal scraps,impurities)It is controled ... ,stewing and so on.)(b)The shape of the shredded herbs ready for decoction:slices,sections,slivers,cubes etc.(c) Moisture ...