-
Lub lim tiam no, tus nqi ua haujlwm hauv tsev ntawm methylene chloride sawv ntawm 70.18%, txo qis ntawm 5.15 feem pua piv rau lub sijhawm dhau los. Qhov kev poob qis ntawm tag nrho cov theem ua haujlwm feem ntau yog vim muaj kev txo qis ntawm Luxi, Guangxi Jinyi, thiab Jiangxi Liwen cov nroj tsuag. Lub caij no, Huatai thiab ...Nyeem ntxiv»
-
1. Cov Nqi Kaw Lub Rooj Sib Tham Dhau Los Hauv Cov Lag Luam Tseem Ceeb Hauv lub rooj sib tham ua lag luam dhau los, cov nqi ethanol 99.9% hauv tebchaws tau pom qee qhov nce ntxiv. Kev lag luam ethanol 99.9% hauv Northeast tseem ruaj khov, thaum cov nqi Northern Jiangsu nce siab. Feem ntau cov chaw tsim khoom hauv Northeast tau ruaj khov tom qab kev hloov kho tus nqi thaum ntxov lub lim tiam ...Nyeem ntxiv»
-
1. Cov Nqe Kaw Lub Rooj Sib Tham Dhau Los Hauv Cov Lag Luam Tseem Ceeb Kev ua lag luam methanol ua haujlwm ruaj khov nag hmo. Hauv cov cheeb tsam sab hauv av, kev muab khoom thiab kev thov tseem sib npaug nrog kev hloov pauv ntawm tus nqi me me hauv qee thaj chaw. Hauv cov cheeb tsam ntug dej hiav txwv, kev sib cav sib ceg ntawm kev muab khoom thiab kev thov txuas ntxiv mus, nrog rau feem ntau ntawm cov lag luam methanol ntug dej hiav txwv ...Nyeem ntxiv»
-
Thaum Lub Ob Hlis, kev ua lag luam hauv tebchaws MEK tau ntsib kev poob qis. Txij li Lub Ob Hlis 26, tus nqi nruab nrab txhua hli ntawm MEK hauv Sab Hnub Tuaj Suav teb yog 7,913 yuan / ton, poob qis 1.91% ntawm lub hli dhau los. Thaum lub hlis no, tus nqi ua haujlwm ntawm cov chaw tsim khoom MEK oxime hauv tebchaws yog nyob ib puag ncig 70%, nce ntxiv ...Nyeem ntxiv»
-
Lub hlis no, kev ua lag luam propylene glycol tau qhia txog kev ua tau zoo tsis zoo, feem ntau yog vim muaj kev thov qeeb tom qab hnub so. Ntawm sab kev thov, qhov kev thov kawg tseem nyob twj ywm thaum lub sijhawm hnub so, thiab cov nqi ua haujlwm ntawm cov lag luam downstream tau poob qis heev, ua rau muaj kev txo qis ...Nyeem ntxiv»
-
1. Cov Nqe Kaw Yav Dhau Los Hauv Cov Lag Luam Tseem Ceeb Nyob rau hnub ua lag luam kawg, cov nqi butyl acetate tseem ruaj khov hauv feem ntau thaj chaw, nrog rau kev poob qis me ntsis hauv qee thaj chaw. Kev thov hauv qab tsis muaj zog, ua rau qee lub Hoobkas txo lawv cov nqi muab. Txawm li cas los xij, vim yog cov nqi tsim khoom siab tam sim no, feem ntau ...Nyeem ntxiv»
-
Ua ib lub tuam txhab muab tshuaj lom neeg loj tshaj plaws hauv xeev Shandong, Suav teb, peb tau nyob rau pem hauv ntej ntawm kev muab cov khoom siv tshuaj lom neeg zoo txij li xyoo 2000. Peb qhov kev tshwj xeeb hauv kev muab cov khoom siv tshuaj lom neeg thiab cov khoom siv nruab nrab tseem ceeb tau tso cai rau peb los pab rau ntau yam lag luam. Ntawm ...Nyeem ntxiv»
-
1. Tus Nqi Kaw Lag Luam Tseem Ceeb los ntawm Lub Sijhawm Dhau Los Tus nqi lag luam ntawm acetic acid tau qhia txog kev nce siab tas li ntawm hnub ua lag luam dhau los. Tus nqi ua haujlwm ntawm kev lag luam acetic acid tseem nyob rau theem ib txwm, tab sis nrog ntau txoj kev npaj txij nkawm tau teem sijhawm tsis ntev los no, kev cia siab ntawm kev txo qis ...Nyeem ntxiv»
-
Acetic Acid, ib yam kua tsis muaj xim uas muaj ntxhiab tsw qab, yog ib yam khoom muag zoo tshaj plaws thiab yog ib yam khoom tseem ceeb hauv ntau yam lag luam. Nws qhov kev siv tau ntau yam thiab kev ua haujlwm zoo ua rau nws yog ib qho kev xaiv sib tw rau cov chaw tsim khoom thiab cov neeg siv khoom. Ua ib yam khoom tseem ceeb hauv kev tsim cov kua txiv hmab, nws siv dav hauv...Nyeem ntxiv»
-
Kev Taw Qhia Khoom Rich Chemical yog ib lub tuam txhab kev lag luam hauv Suav teb uas muab cov tshuaj dichloromethane ua nyob rau hauv Suav teb, uas tau koom nrog cov tshuaj organic rau 10 xyoo. Muab cov qauv dawb, peb zoo siab tos txais koj los yuav cov tshuaj CAS No. zoo nrog kev ntshiab siab thiab tus nqi qis nrog ...Nyeem ntxiv»