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propylene oxide: muaj peev xwm siab, nce nyuaj kom tshwm sim
Txij li thaum pib ntawm lub xyoo no, kev lag luam propylene oxide thaum kawg tau tshem tawm qhov kev poob qis mus ntev li 3 lub hlis thiab rov nkag mus rau qhov nce siab. Raws li lub Peb Hlis 1, tus nqi lag luam ntawm propylene oxide yog 10,300 yuan (tus nqi tuj, tib yam hauv qab no), nrog kev nce ntxiv ntawm 15.15% txij li xyoo no ...Nyeem ntxiv -
Cov khoom siv tshuaj lom neeg no tau poob qis heev
Tsis ntev los no, Fed tus Thawj Tswj Hwm Powell cov lus hais dav dawb hau tau ua rau muaj cua sov rau cov paj laum, thiab cov nyiaj hauv Teb Chaws Asmeskas tau rub tawm cov nqi roj. WTI lub Plaub Hlis Ntuj cov roj av roj av tau kaw 3.58% rau $ 77.58 / chim, thiab ntuav ze li ib nrab ntawm qhov nce ntawm lub Peb Hlis 1st; Brent hauv ...Nyeem ntxiv -
Sodium Bicarbonate, molecular mis yog NAHCO₃, yog ib hom inorganic compound
Sodium Bicarbonate, cov mis molecular yog NAHCO₃, yog ib qho inorganic compound, nrog dawb crystalline hmoov, tsis muaj ntxhiab, qab ntsev, yooj yim rau yaj hauv dej. Maj mam decompose nyob rau hauv cov huab cua ntub los yog cua kub, tsim carbon dioxide, thiab cua sov mus txog 270 ° C ...Nyeem ntxiv -
Phosphorus chiv: tag nrho cov khoom muaj zog, tus nqi yog khov kho thiab me me
Lub caij nplooj ntoo hlav cua sov, thiab txhua yam zoo li qub. Cov teb thiab tsev cog khoom tau qhia txog qhov xwm txheej tsis khoom ntawm lub caij nplooj ntoo hlav thaum ntxov caij nplooj ntoos hlav. Raws li huab cua sov, kev ua liaj ua teb tau nce siab los ntawm sab qab teb mus rau sab qaum teb, thiab lub caij nyoog siab tshaj plaws rau phosphate chiv kuj tau los txog. “Al...Nyeem ntxiv -
Qhov thib ob ntawm kev txhawb nqa kev lag luam titanium dioxide yog los
Tom qab lub Ob Hlis thaum ntxov titanium dioxide kev lag luam tau teeb tsa thawj zaug ntawm cov nqi sib sau ua ke, tsis ntev los no titanium dioxide kev lag luam ib zaug ntxiv tau qhib ib puag ncig tshiab ntawm cov nqi sib sau ua ke. Longbai Group, Huiyun titanium kev lag luam, Ananda, nuclear titanium dioxide thiab lwm yam ...Nyeem ntxiv -
Cov khoom siv kub kub "txias", nqis 30%!
Tom qab tag nrho liberalization, kev lag luam kev lag luam tau nce los ntawm tus dab yav dhau los ntawm kev ntxhov siab rov qab mus rau lub xeev kev ruaj ntseg. Cov khoom siv raw, uas tau o vim muaj kev sib kis, kuj maj mam txias. Ntawm lawv, thiab kev lag luam automotive ntsig txog txheej, roj teeb thiab lwm yam ...Nyeem ntxiv -
30% poob! Tus nqi ntawm kaum ob ntawm cov khoom siv tshuaj "dub"!
Ua cas vwm li no, cas yuav tu siab ua luaj li os. Tom qab poob qis dua 400,000 yuan / tuj cim, tus nqi roj teeb-theem lithium carbonate poob qis dua 390,000 yuan / ton rau 387,500 yuan / ton, qhov qis tshiab ntawm 1 xyoo, thiab poob rau 23 hnub. Ntau tshaj 100,000 yuan / ton. Hauv peb lub hlis xwb, tus nqi ntawm lithu...Nyeem ntxiv -
Nitrogen chiv: tag nrho qhov sib npaug ntawm cov khoom siv thiab kev thov xyoo no
Nyob rau ntawm 2023 Caij nplooj ntoos hlav nitrogen chiv kev lag luam tsom xam lub rooj sib tham nyob rau hauv Jincheng, Shanxi xeev lub lim tiam dhau los, Gu Zongqin, tus thawj tswj hwm ntawm Tuam Tshoj Nitrogen Fertilizer Industry Association, taw qhia tias nyob rau hauv 2022, tag nrho cov nitrogen fertilizer lag luam yuav ua tiav cov nitrogen chiv ...Nyeem ntxiv -
HIGH RANGE WATER REDUCER (SMF), yog dej-soluble anion siab-polymer hluav taws xob nruab nrab.
HIGH RANGE WATER REDUCER (SMF) yog dej-soluble anion siab-polymer hluav taws xob nruab nrab. SMF muaj zog adsorption thiab decentralized nyhuv ntawm cov cement. SMF yog ib qho ntawm cov dej-schizes hauv cov pob zeb ua dej uas twb muaj lawm. Cov yam ntxwv tseem ceeb yog: dawb, dej siab ...Nyeem ntxiv -
Kev sib koom ua lag luam MDI yog npaj rau kev loj hlob
Txij li Lub Ob Hlis, cov khoom siv hluav taws xob hauv tsev ntawm diphenyl methane diisocyanate (MDI) kev lag luam txiav tawm Yin down, tab sis cov khoom siv raw khoom tau nce ntau thiab tsawg, xws li Lub Ob Hlis 20 hauv Shandong cheeb tsam aniline tau nce 1000 yuan (tuj nqe, tib yam hauv qab no). "Tus nqi kawg txhawb zog overlay downstream de ...Nyeem ntxiv
