滿足環(huan)保部標準(zhun)HJ618-2011《環(huan)境(jing)(jing)空氣(qi)(qi)PM10及PM2.5的(de)(de)測(ce)定重(zhong)(zhong)(zhong)量(liang)(liang)法(fa)》、HK656-2013《環(huan)境(jing)(jing)空氣(qi)(qi)顆(ke)粒(li)物（PM2.5）手工測(ce)量(liang)(liang)方(fang)法(fa)（重(zhong)(zhong)(zhong)量(liang)(liang)法(fa)）技術規范》和HJ836-2017《固體(ti)污染(ran)源(yuan)廢氣(qi)(qi)低(di)濃(nong)(nong)度(du)顆(ke)粒(li)物的(de)(de)測(ce)定重(zhong)(zhong)(zhong)量(liang)(liang)法(fa)》。在恒溫恒濕(shi)箱(xiang)內放置高精(jing)度(du)天平，將要稱(cheng)(cheng)量(liang)(liang)的(de)(de)樣(yang)品(pin)放入恒溫恒濕(shi)箱(xiang)體(ti)內平衡24小時后(hou)再進行手動稱(cheng)(cheng)量(liang)(liang)，避免了(le)實(shi)驗室環(huan)境(jing)(jing)溫濕(shi)度(du)的(de)(de)變化對樣(yang)品(pin)稱(cheng)(cheng)重(zhong)(zhong)(zhong)結果的(de)(de)影響，提高了(le)稱(cheng)(cheng)量(liang)(liang)樣(yang)品(pin)結果的(de)(de)準(zhun)確性。該(gai)產(chan)品(pin)可應用(yong)于環(huan)境(jing)(jing)、氣(qi)(qi)象監測(ce)中的(de)(de)多(duo)種濾膜的(de)(de)稱(cheng)(cheng)重(zhong)(zhong)(zhong)，科研、教學、第三(san)方(fang)檢(jian)測(ce)等領域的(de)(de)濾膜稱(cheng)(cheng)重(zhong)(zhong)(zhong)，污染(ran)源(yuan)低(di)濃(nong)(nong)度(du)采樣(yang)的(de)(de)稱(cheng)(cheng)重(zhong)(zhong)(zhong)等。