Kub Muag rau Dawb Crystal Maleic Anhydride 99.7% Nqe CAS 108-31-6

Kev Piav Qhia Luv:

Melting point: 51-56 ° C (lit.)

Kub taw tes: 200 ° C (lit.)

Qhov Ceev:1.48

Qhov ceev ntawm ntau yam: 700-800kg / m3

Vapor ceev: 3.4 (vsair)

Vapor siab: 0.16mmHg (20 ° C)

Refractive index: 1.4688 (kwv yees)

Lub ntsiab lus kub hnyiab: 218 ° F

Cia tej yam kev mob: Storebelt + 30 ° C

Kev yaj chloroform (yaj me ntsis), ethyl acetate (yaj me ntsis)

Cov coefficient ntawm acidity (pKa) 0 [ntawm 20 ℃]

Daim ntawv: hmoov

Xim: Dawb

Tus nqi PH 0.8 (550g/l, H2O, 20 ℃)

Tsw: Muaj ntxhiab tsw qab me ntsis.


Cov Khoom Qhia Txog Khoom

Cov Cim Npe Khoom

Txij li thaum pib, peb lub tuam txhab feem ntau suav tias cov khoom zoo li lub neej ntawm lub tuam txhab, txhim kho cov thev naus laus zis tsim khoom tas li, txhim kho cov khoom zoo heev thiab txhim kho lub tuam txhab kev tswj hwm zoo tas li, raws li kev siv lub teb chaws tus qauv ISO 9001: 2000 rau Kev Muag Khoom Kub rau Dawb Crystal Maleic Anhydride 99.7% Nqe CAS 108-31-6, Peb txais tos cov neeg siv khoom tshiab thiab laus los ntawm txhua qhov chaw kom tau txais peb rau kev sib tham ua lag luam yav tom ntej thiab kev sib koom ua tiav!
Txij li thaum pib, peb lub tuam txhab feem ntau suav tias cov khoom zoo yog lub neej ntawm lub tuam txhab, tas li txhim kho cov thev naus laus zis tsim khoom, txhim kho cov khoom zoo heev thiab txuas ntxiv txhim kho lub tuam txhab kev tswj hwm zoo tag nrho, ua raws li tus qauv hauv tebchaws ISO 9001: 2000 rau, Peb cov khoom tau txais lub koob npe zoo rau lawv cov khoom zoo, cov nqi sib tw thiab kev xa khoom sai hauv kev lag luam thoob ntiaj teb. Tam sim no, peb tab tom nrhiav kev koom tes nrog ntau tus neeg siv khoom txawv teb chaws raws li kev sib pab.
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Cov Lus Nug Feem Ntau

Xav tau kev pab? Nco ntsoov mus saib peb cov rooj sib tham txhawb nqa kom tau cov lus teb rau koj cov lus nug!

Peb puas tuaj yeem luam peb lub logo rau ntawm cov khoom?

Tau kawg, peb ua tau. Tsuas yog xa koj lub logo tsim rau peb.

Koj puas txais cov xaj me me?

Yog. Yog tias koj yog ib lub khw muag khoom me me lossis pib ua lag luam, peb yeej txaus siab loj hlob nrog koj. Thiab peb tab tom nrhiav rau pem hauv ntej kom ua haujlwm nrog koj rau kev sib raug zoo mus sij hawm ntev.

Tus nqi li cas? Koj puas ua tau kom pheej yig dua?

Peb yeej ib txwm xav txog qhov zoo ntawm cov neeg siv khoom ua qhov tseem ceeb tshaj plaws. Tus nqi tuaj yeem sib tham tau raws li ntau yam xwm txheej, peb paub tseeb tias koj yuav tau txais tus nqi sib tw tshaj plaws.

Koj puas muab cov qauv dawb?

Zoo siab uas koj sau tau cov kev tshuaj xyuas zoo rau peb yog tias koj nyiam peb cov khoom thiab kev pabcuam, peb yuav muab qee cov qauv dawb rau koj ntawm koj qhov kev txiav txim tom ntej.

Koj puas xa tau raws sijhawm?

Tau kawg! peb tshwj xeeb hauv kab no tau ntau xyoo, ntau tus neeg siv khoom ua ib daim ntawv cog lus nrog kuv vim peb tuaj yeem xa cov khoom raws sijhawm thiab khaws cov khoom zoo tshaj plaws!

Kuv puas tuaj yeem mus xyuas koj lub tuam txhab thiab lub Hoobkas hauv Suav teb?

Tseeb. Koj zoo siab tos txais koj tuaj xyuas peb lub tuam txhab hauv Zibo, Suav teb. (1.5H tsav tsheb los ntawm Jinan)

Kuv tuaj yeem tso qhov kev txiav txim li cas?

Koj tuaj yeem xa peb cov lus nug rau peb cov neeg sawv cev muag khoom kom tau txais cov ntaub ntawv qhia txog kev txiav txim, thiab peb yuav piav qhia txog cov txheej txheem kom ntxaws. Cov Txheej Txheem Tsim Khoom ntawm Maleic Anhydride
Txoj Kev Oxidation Benzene
Kev tsim cov tshuaj anhydride ntawm maleic los ntawm txoj kev benzene tshwm sim hauv lub tshuab reactor ruaj khov: cov khoom noj benzene reacts nrog huab cua nyob rau hauv catalysis ntawm V-MO-P silica-txhawb nqa catalysts los tsim cov roj maleic anhydride. Cov roj ces nqus los ntawm dej, ua raws li kev ziab kom qhuav tas li thiab kev nqus tsev kom tau txais maleic anhydride. Hauv cov txheej txheem no, tag nrho cov thev naus laus zis tau zoo tshaj plaws los ntawm kev kho cov khoom thauj catalyst, lub zog reactor, qhov kub ntawm huab cua nkag, qhov ceev ntawm qhov chaw, thiab qhov kub ntawm cov ntsev yaj.


  • Yav dhau los:
  • Tom ntej no:

  • Sau koj cov lus ntawm no thiab xa tuaj rau peb