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 活(huo)性(xing)炭油(you)煙處理(li)機(ji)吸(xi)(xi)附(fu)(fu)性(xing)(xing)能吸(xi)(xi)附(fu)(fu)容量(liang) ─對某種(zhong)氣(qi)體，單位活(huo)(huo)性(xing)(xing)炭(tan)所能吸(xi)(xi)附(fu)(fu)的最大量(liang)稱(cheng)“吸(xi)(xi)附(fu)(fu)容量(liang)”。不(bu)同材料，或(huo)吸(xi)(xi)附(fu)(fu)不(bu)同氣(qi)體，吸(xi)(xi)附(fu)(fu)容量(liang)不(bu)同。滯(zhi)留(liu)時(shi)(shi)間(jian) ─氣(qi)流穿過活(huo)(huo)性(xing)(xing)炭(tan)層(ceng)的時(shi)(shi)間(jian)稱(cheng)“滯(zhi)留(liu)時(shi)(shi)間(jian)”。滯(zhi)留(liu)時(shi)(shi)間(jian)越(yue)長，吸(xi)(xi)附(fu)(fu)越(yue)充分。為(wei)保持足夠的滯(zhi)留(liu)時(shi)(shi)間(jian)，炭(tan)層(ceng)要(yao)足夠厚，過濾(lv)風(feng)速不(bu)能太高。使(shi)用(yong)(yong)(yong)壽(shou)命 ─新的活(huo)(huo)性(xing)(xing)炭(tan)吸(xi)(xi)附(fu)(fu)效(xiao)率(lv)高，使(shi)用(yong)(yong)(yong)中(zhong)效(xiao)率(lv)不(bu)斷衰減(jian)，當(dang)過濾(lv)器下(xia)游有害物濃度接近允許范(fan)圍(wei)時(shi)(shi)，過濾(lv)器報(bao)廢(fei)。報(bao)廢(fei)前的使(shi)用(yong)(yong)(yong)時(shi)(shi)間(jian)為(wei)使(shi)用(yong)(yong)(yong)壽(shou)命，也稱(cheng)“穿透時(shi)(shi)間(jian)”。選(xuan)擇性(xing)(xing) ─一般說來，分子(zi)量(liang)大或(huo)沸點高的氣(qi)體易(yi)吸(xi)(xi)附(fu)(fu)；揮發性(xing)(xing)有機(ji)氣(qi)體比無機(ji)小分子(zi)氣(qi)體易(yi)吸(xi)(xi)附(fu)(fu)；化(hua)學吸(xi)(xi)附(fu)(fu)比物理吸(xi)(xi)附(fu)(fu)選(xuan)擇性(xing)(xing)強。活(huo)(huo)性(xing)(xing)炭(tan)經化(hua)學浸(jin)漬后(hou)，增(zeng)加對特定氣(qi)體的吸(xi)(xi)附(fu)(fu)能力(li)。