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HSY-0125液化(hua)(hua)石(shi)(shi)油(you)氣硫(liu)化(hua)(hua)氫測(ce)定(ding)儀(乙(yi)(yi)酸(suan)鉛法(fa)(fa))適用于液化(hua)(hua)石(shi)(shi)油(you)氣中硫(liu)化(hua)(hua)氫的檢測(ce),符合標準SH/T0125《液化(hua)(hua)石(shi)(shi)油(you)氣硫(liu)化(hua)(hua)氫試(shi)驗法(fa)(fa)(乙(yi)(yi)酸(suan)鉛法(fa)(fa))》,檢測(ce)硫(liu)化(hua)(hua)氫的下限為(wei)4mg/m3。如果(guo)有甲(jia)基硫(liu)醇存在,則在乙(yi)(yi)酸(suan)鉛試(shi)紙(zhi)(zhi)條上產生短暫的黃色污斑,但不到(dao)5min便*消失。在規定(ding)條件(jian)下通過濕潤的乙(yi)(yi)酸(suan)鉛紙(zhi)(zhi)條,以試(shi)紙(zhi)(zhi)條是(shi)否變色來確定(ding)硫(liu)化(hua)(hua)氫的有或無。
HSY-0231液化(hua)(hua)石(shi)(shi)油(you)氣中(zhong)硫(liu)化(hua)(hua)氫含(han)量(liang)試(shi)驗器(層(ceng)(ceng)析(xi)法)按SH/T0231《液化(hua)(hua)石(shi)(shi)油(you)氣中(zhong)硫(liu)化(hua)(hua)氫含(han)量(liang)測(ce)定(ding)法(層(ceng)(ceng)析(xi)法)》標準制造,采(cai)用層(ceng)(ceng)析(xi)法測(ce)定(ding)液化(hua)(hua)石(shi)(shi)油(you)氣中(zhong)硫(liu)化(hua)(hua)氫的(de)含(han)量(liang)。將浸漬了(le)乙酸鉛(qian)的(de)粗(cu)孔硅膠(jiao)裝入玻璃反(fan)應(ying)管(guan)中(zhong),當氣體試(shi)樣通(tong)過(guo)(guo)硅膠(jiao)層(ceng)(ceng)時,硫(liu)化(hua)(hua)氫與(yu)乙酸鉛(qian)反(fan)應(ying)生(sheng)成(cheng)黑(hei)色硫(liu)化(hua)(hua)鉛(qian),使硅膠(jiao)層(ceng)(ceng)上顯出一定(ding)長度的(de)染(ran)色層(ceng)(ceng),根據染(ran)色硅膠(jiao)體積(ji)確定(ding)通(tong)過(guo)(guo)反(fan)應(ying)管(guan)的(de)硫(liu)化(hua)(hua)氫量(liang),再(zai)根據測(ce)得的(de)試(shi)樣體積(ji),便可(ke)計(ji)算試(shi)樣中(zhong)硫(liu)化(hua)(hua)氫含(han)量(liang)。