Iyada oo la eegayo uruurinta kala duwan ee biyaha wasakhda ah ee DMAC, qaado habab kala duwan oo daaweyn ah oo nadiifin saameyn badan leh ama bamka kuleylka kuleylka, dib u warshadeyn kara biyaha wasakhda ah ee fiirsashada hooseeya> 2%, si dib-u-warshadaynta yaraynta biyaha wasakhda ah ay u yeelato faa'iidooyin dhaqaale oo la taaban karo.Awoodda daaweynta biyaha wasakhda ah ee DMAC waa 5 ~ 30t / saac.Soo kabashada ≥99%.
Biyaha ≤200ppm
HAC ≤30ppm
DMA ≤20ppm