Tetrahydrofuran THF cas 109-99-9 kua chaw tsim tshuaj paus

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Lag luam wholesale Tetrahydrofuran THF CAS 109-99-9 Hoobkas nqe

Khoom npe:Tetrahydrofuran / THF

CAS:109-99-9 ib

MF:C4H8O

MW:72.11 ib

EINECS:203-726-8

Cim:neeg tsim khoom

Pob:25 kg / nruas los yog 200 kg / nruas

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Product Detail

Khoom cim npe

Kev piav qhia

Khoom npe: Tetrahydrofuran / THF

Cov tsos mob: tsis muaj xim tsis muaj kua

Purity: 99.9%

CAS: 109-99-9 Nr

MF: C4H8O

PIB: 72.11

PIB: 203-726-8

Melting point: -108 ° C

Kub taw tes: 66 ° C

Flash point:> 230 ° F

Qhov ceev: 0.889 g / ml

PIB: 2932110000

Pob: 1L / lub raj mis, 25L / nruas, 200L / nruas

Specification

Cov khoom	Specifications
Qhov tshwm sim	Colorless pob tshab kua
Color (APHA)	≤10
Purity	≥99.9%
Dej	≤100ppm
Peroxide	≤ 0.003%

Daim ntawv thov

1.Ua ib qho hnyav hnyav, Tetrahydrofuran yog siv dav hauv cov txheej txheem saum npoo, tiv thaiv txheej, inks, extractants thiab kho deg ntawm tawv tawv.

2.Tetrahydrofuran yog ib qho tseem ceeb raw khoom rau zus tau tej cov PTMEG thiab lub ntsiab hnyav rau kev lag luam kws tshuaj.

Khoom

Tetrahydrofuran yog xim tsis muaj pob tshab kua nrog ether tsw. Nws yog miscible nrog dej, cawv, acetone, benzene, ester, ether thiab hydrocarbon.

Pob

1 kg / hnab lossis 25 kg / nruas lossis 200 kg / nruas lossis raws li cov neeg siv khoom xav tau.

Txog Kev Thauj Mus Los

* Peb tuaj yeem muab ntau hom kev thauj mus los raws li cov neeg siv khoom xav tau.

* Thaum cov khoom me me, peb tuaj yeem xa nkoj los ntawm huab cua lossis thoob ntiaj teb xa khoom, xws li FedEx, DHL, TNT, EMS thiab ntau yam ntawm cov kab tshwj xeeb thauj thoob ntiaj teb.

* Thaum muaj ntau ntau, peb tuaj yeem nkoj los ntawm hiav txwv mus rau qhov chaw nres nkoj.

* Tsis tas li ntawd, peb tuaj yeem muab cov kev pabcuam tshwj xeeb raws li cov neeg siv khoom xav tau thiab cov khoom lag luam.

Kev them nyiaj

* Peb tuaj yeem muab ntau txoj kev them nyiaj rau cov neeg siv khoom xaiv.

* Thaum tus nqi me me, cov neeg siv khoom feem ntau them nyiaj los ntawm PayPal, Western union, Alibaba, thiab lwm yam.

* Thaum tus nqi loj, cov neeg siv khoom feem ntau them nyiaj los ntawm T / T, L / C thaum pom, Alibaba, thiab lwm yam.

* Dhau li ntawd, cov neeg siv khoom ntau dua yuav siv Alipay lossis WeChat them kom them nyiaj.

Kev tuav thiab khaws cia

1. Kev ceev faj rau kev nyab xeeb

Tsis txhob kov ntawm daim tawv nqaij thiab qhov muag. Tsis txhob nqus pa los yog huab cua.

Khaws kom deb ntawm qhov chaw ntawm qhov hluav taws kub - Tsis haus luam yeeb. Siv kev ntsuas los tiv thaiv kev tsim ntawm electrostatic

nqi.

2. Tej yam kev mob rau kev ruaj ntseg cia, nrog rau tej yam incompatibilities

Khaws rau hauv qhov chaw txias. Khaws lub thawv kaw kom nruj rau hauv qhov chaw qhuav thiab qhov cua zoo. Thawv uas yogqhib yuav tsum tau ua tib zoo resealed thiab tuav upright kom tsis txhob to.

Qhuav residue yog tawg. Khaws nyob rau hauv inert gas. Ntsuas peroxide tsim ib ntus thiab ua ntejdistillation.

Cov chav kawm cia (TRGS 510): Cov kua ua kua

Kev ntsuas kev tso tawm tsis raug cai

1. Kev ceev faj tus kheej, cov cuab yeej tiv thaiv thiab cov txheej txheem xwm txheej ceev

Siv cov cuab yeej tiv thaiv tus kheej. Tsis txhob ua pa vapors, pos huab lossis roj. Xyuas kom muaj qhov cua txaus.

Tshem tawm tag nrho cov khoom siv hluav taws xob. Tshem cov neeg ua haujlwm mus rau thaj chaw nyab xeeb. Ceev faj ntawm vapors accumulating rautsim explosive concentrations. Vapors tuaj yeem khaws cia hauv qhov chaw qis.

2. Kev ceev faj ib puag ncig

Tiv thaiv kom tsis txhob muaj dej los yog nchuav ntxiv yog tias muaj kev nyab xeeb ua li ntawd. Tsis txhob cia cov khoom nkag mus rau hauv cov dej ntws.

3. Cov txheej txheem thiab cov khoom siv rau kev ntim thiab ntxuav

Muaj cov dej nchuav, thiab tom qab ntawd sau nrog lub tshuab nqus tsev tiv thaiv hluav taws xob lossis los ntawm kev txhuam ntub dej thiabmuab tso rau hauv lub thawv rau pov tseg raws li cov cai hauv zos

Yav dhau los: (2-Bromoethyl) benzene 2-Phenylethyl bromide CAS 103-63-9 Hoobkas khoom

Tom ntej: Levamisol HCL CAS 16595-80-5 Chaw tsim tshuaj paus