Qhov sib txawv ntawm Pharmaceutical Intermediates yog loj

Tuam Tshoj tau dhau los ua cov neeg tsim khoom lag luam loj tshaj plaws ntawm cov tshuaj tua kab mob thiab tshuaj tua kab mob, nrog rau cov tshuaj aspirin, paracetamol, anergine thiab lwm yam ntau tshaj 10, 000 tons, thiab cov zis ntawm phenacetin, aminopyrine, antipyrine thiab lwm yam ntau tshaj 1, 000 tons. Tam sim no, cov khoom siv tshuaj tua kab mob thiab tshuaj tua kab mob hauv Suav teb tau loj hlob sai, thiab nws xav tias yuav loj hlob ntawm tus nqi kwv yees li 8% yav tom ntej. Kev tsim cov tshuaj intermediates rau cov tshuaj tua kab mob thiab tshuaj tua kab mob yog qhov loj thiab muaj ntau lub tuam txhab tsim khoom. Nrog rau qhov nce ntawm cov tshuaj antipyretic thiab analgesic, lawv cov intermediates kuj tau txais kev loj hlob loj.
Hauv xyoo 2003, kev siv tshuaj paracetamol hauv tebchaws tau nce sai, thiab kev xa tawm kuj pom tias muaj kev loj hlob sai, nrog rau kev xa tawm ntawm 28163 tons, thiab kev xa tawm txhua xyoo nce li 1 zaug. Hauv thawj ib nrab xyoo 2004, txawm hais tias kev xa tawm kev loj hlob qeeb, nws tseem nce ntxiv, thiab cov khoom xa tawm ntawm paracetamol txij Lub Ib Hlis Ntuj txog Lub Tsib Hlis 2004 yog 12,501 tons, me ntsis siab dua li tib lub sijhawm xyoo tas los. Para-aminophenol yog ib qho tseem ceeb nruab nrab ntawm kev sib txuas ntawm paracetamol thiab tau loj hlob sai. Tuam Tshoj tus tsim txhua xyoo ntawm 32,000 tons ntawm aminophenol yuav tsum tau mus txog xyoo 2005, kev tsim tshuaj paracetamol hauv tsev yuav ncav cuag ntau dua 50,{12}} tons, kev lag luam kws tshuaj yuav noj 45,{14}} tons ntawm aminophenol, ua ke nrog cov ntawv thov hauv lwm qhov chaw, tag nrho qhov kev thov rau aminophenol hauv xyoo 2005 yog kwv yees li 50, 000 tons, kev lag luam sib txawv yog qhov loj, kev txhim kho thiab kev siv tau dav dav.