gamma-Valerolactone CAS 108-29-2 GVL chaw tsim tshuaj paus nqi

gamma-Valerolactone CAS 108-29-2 GVL chaw tsim tshuaj paus nqe Featured duab
  • gamma-Valerolactone CAS 108-29-2 GVL chaw tsim tshuaj paus nqi
  • gamma-Valerolactone CAS 108-29-2 GVL chaw tsim tshuaj paus nqi
  • gamma-Valerolactone CAS 108-29-2 GVL chaw tsim tshuaj paus nqi

Lus piav qhia luv luv:

Hoobkas tsum γ-Valerolactone cas 108-29-2 GVL


  • Khoom npe:γ-Valerolactone
  • CAS:108-29-2 ib
  • MF:C5H8O2
  • MW:C5H8O2
  • EINECS:203-569-5 ib
  • Cim:neeg tsim khoom
  • Pob:1 kg / hnab los yog 25 kg / nruas

    • Product Detail

    Khoom cim npe

    Kev piav qhia

    Khoom npe: gamma-Valerolactone
    CAS: 108-29-2 Nr
    MF: C5H8O2
    PIB: 100.12
    PIB: 203-569-5
    Melting point: -31 ° C (lit.)
    Kub taw tes: 207-208 ° C (lit.)
    Ceev: 1.05 g / mL ntawm 25 ° C (lit.)
    Vapor ceev: 3.45 (vs huab cua)
    Fefractive index: n20/D 1.432 (lit.)
    Fp: 204.8 ° F
    Daim ntawv: kua
    Xim: ntshiab tsis muaj xim
    PH: 7 (H2O, 20 ℃)

    Specification

    Cov khoom soj ntsuam

    Specifications

    Cov txiaj ntsig

    Qhov tshwm sim

    Colorless rau me ntsis daj kua

    ua raws

    tsw

    Herbal, Sweet sov cocoa, woody

    ua raws

    Assay

    ≥98%

    99.9%

    Refractive Index

    1.431-1.434 Ib

    1.4334 ib

    Specific Gravity

    1.047-1.054 Nws

    1.0521

    Acid nqi

    ≤ 1.0%

    0.2%

    Xaus

    ua raws

    Daim ntawv thov

    1.gamma-Valerolactone muaj qhov muaj peev xwm ntawm cov tshuaj tiv thaiv, thiab tuaj yeem siv los ua cov kuab tshuaj thiab ntau yam ntawm cov tshuaj intermediates.
    2.gamma-Valerolactone yog siv los ua lubricant, plasticizer, gelling tus neeg sawv cev ntawm nonionic surfactants, lactone chav kawm ntawm leaded roj av additive.
    3.gamma-Valerolactone kuj tseem siv rau cellulose ester thiab hluavtaws fiber ntau dyeing.

    Pob

    1 kg / hnab lossis 25 kg / nruas lossis 50 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 thauj mus los
    kev them nyiaj

    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.

    Cia

    1. Khaws rau hauv qhov chaw txias, cua txias.
    2. Khaws kom deb ntawm qhov hluav taws kub thiab cua sov.
    3. Tsis txhob tshav ntuj ncaj qha.
    4. Khaws lub thawv kaw kom nruj.
    5. Nws yuav tsum tau muab cais tawm ntawm oxidants, txo cov neeg ua haujlwm, thiab cov kua qaub, thiab tsis txhob sib xyaw cia.
    6. Muaj cov khoom sib xws thiab cov khoom siv hluav taws xob ntau.
    7. Lub chaw cia khoom yuav tsum tau nruab nrog cov khoom siv kho mob thaum muaj xwm txheej ceev thiab cov khoom tsim nyog.

    Kev ruaj ntseg

    1. Tsis txhob sib cuag nrog cov oxidants muaj zog, muaj zog txo cov neeg ua haujlwm, thiab muaj zog acids. Hnav khaub ncaws tiv thaiv thaum siv.
    2. Muaj nyob rau hauv cov tshuaj tua kab mob flue-kho nplooj thiab burley nplooj ntawv luam yeeb.

    Kev pab thawj zaug

    Cov lus qhia dav dav
    Tham nrog tus kws kho mob. Muab daim ntawv qhia kev nyab xeeb no rau tus kws kho mob uas tuaj koom.
    Yog nqus tau
    Yog tias ua pa, txav tus neeg mus rau hauv cov huab cua ntshiab. Yog tias tsis ua pa, muab cov pa ua pa. Tham nrog tus kws kho mob.
    Nyob rau hauv rooj plaub ntawm daim tawv nqaij
    Ntxuav tawm nrog xab npum thiab dej ntau. Tham nrog tus kws kho mob.
    Thaum qhov muag pom
    Ntxuav lub qhov muag nrog dej raws li kev ceev faj.
    Yog nqos
    Tsis txhob muab ib yam dab tsi los ntawm qhov ncauj rau tus neeg tsis nco qab. Yaug lub qhov ncauj nrog dej. Tham nrog tus kws kho mob.

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