Chaw tsim tshuaj paus Guaiacol CAS 90-05-1

Lus piav qhia luv luv:

Guaiacol CAS 90-05-1 nrog Hoobkas nqi


  • Khoom npe:Guiacol
  • CAS:90-05-1 ib
  • MF:C7H8O2
  • MW:124.14 Nws
  • EINECS:201-964-7 ib
  • Cim:neeg tsim khoom
  • Pob:1 kg / lub raj mis los yog 25 kg / nruas
  • Product Detail

    Khoom cim npe

    Kev piav qhia

    Khoom npe: Guaiacol

    CAS: 90-05-1 Nr

    MF: C7H8O2

    PIB: 124.14

    PIB: 201-964-7

    Melting point: 26-29 ° C (lit.)

    Kub taw tes: 205 ° C (lit.)

    Ceev: 1.129 g / mL ntawm 25 ° C (lit.)

    Vapor ceev: 4.27 (vs huab cua)

    Vapor siab: 0.11 mmHg (25 ° C)

    Refractive index: n20/D 1.543 (lit.)

    Fp: 180 ° F

    Cia kub: 2-8 ° C

    Solubility H2O: insoluble

    Pka: 9.98 (ntawm 25 ℃)

    Daim ntawv: Ua kua tom qab melting

    Xim: Ntshiab xim tsis muaj xim rau lub teeb daj

    PH: 5.4 (10g / l, H2O, 20 ℃)

    Cov ntxhiab tsw qab: 0.0074ppm

    Solubility dej: 17 g / L (15 ºC)

    Lub FreezingPoint: 28 ℃

    JECFA Nr.: 713

    PIB: 14,4553

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

    Specification

    Cov khoom Specifications
    Qhov tshwm sim Tsis muaj xim rau lub teeb daj oily kua lossis siv lead ua
    Purity ≥99%
    Xim (Co-Pt) ≤ 30
    Dej ≤ 0.3%

    Daim ntawv thov

    Guaiacol CAS 90-05-1 yog siv rau intermediates ntawm dye thiab naj hoom.

    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 them nyiaj

    Cia

    Muab cia rau hauv ib lub tsev muag khoom qhuav thiab ventilated.

    Kev ruaj ntseg

    1. Colorless to light yellow kua, nrog qab zib woody aroma.Yooj yim soluble hauv ethanol thiab cov kuab tshuaj organic, me ntsis soluble hauv dej, nrog rau cov ntsiab lus ntawm ntau tshaj 99%.

    2. Nws muaj zog phenol zog thiab nruab nrab toxicity.Irritating rau ntawm daim tawv nqaij.Kev noj ntau ntau tuaj yeem ua rau lub plab thiab lub plab, ua rau lub plawv tsis ua haujlwm, qaug zog thiab tuag.

    3. Muaj nyob rau hauv cov tshuaj tua kab mob flue-kho, nplooj burley luam yeeb, nplooj oriental luam yeeb thiab pa luam yeeb.

    4. Ib txwm muaj nyob rau hauv rue roj, celery noob roj, haus luam yeeb nplooj roj, txiv kab ntxwv nplooj distillate thiab castoreum.

    First-Aid

    Kev nqus pa: Txav tus neeg raug tsim txom mus rau huab cua ntshiab, ua pa, thiab so.Yog tias koj xav tias tsis xis nyob, hu rau lub chaw detoxification / kws kho mob tam sim ntawd.

    Kev sib cuag ntawm daim tawv nqaij: Tshem tawm / tshem tawm tag nrho cov khaub ncaws uas tsis huv tam sim ntawd.Ntxuav nrog xab npum thiab dej ntau.

    Yog daim tawv nqaij khaus lossis pob khaus tshwm sim: Tau txais cov lus qhia kho mob / saib xyuas.

    Kev sib cuag qhov muag: Ua tib zoo ntxuav nrog dej rau ob peb feeb.Yog tias nws yooj yim thiab yooj yim rau kev khiav lag luam, tshem tawm lub lens tiv thaiv.Txuas ntxiv ntxuav.

    Yog qhov muag khaus: Tau txais cov lus qhia kho mob / saib xyuas.

    Kev Noj Qab Haus Huv: Yog tias koj hnov ​​​​mob tsis xis nyob, hu rau lub chaw detoxification / kws kho mob.gargle.

    Cov tsos mob tshwm sim: kub hnyiab, mob, ntuav, raws plab, cyanosis

    Kev tiv thaiv cov neeg cawm siav: cov neeg cawm siav yuav tsum hnav cov khoom tiv thaiv tus kheej, xws li hnab looj tes roj hmab thiab looj tsom iav dub.

    FAQ

    1. Yuav ua li cas txog lub sij hawm ua kom muaj nuj nqis?
    RE: Feem ntau peb tuaj yeem npaj cov khoom zoo li ntawm 2 lub lis piam tom qab koj tso qhov kev txiav txim, thiab tom qab ntawd peb tuaj yeem npaj cov khoom thauj thiab npaj cov khoom xa tuaj rau koj.

    2. Yuav ua li cas txog lub sij hawm txhuas?
    Re: Rau qhov me me, cov khoom yuav raug xa tuaj rau koj hauv 1-3 hnub ua haujlwm tom qab them nyiaj.
    Rau ntau qhov ntau, cov khoom yuav raug xa tuaj rau koj hauv 3-7 hnub ua haujlwm tom qab them nyiaj.

    3. Puas muaj qhov luv nqi thaum peb tso kev txiav txim loj dua?
    RE: Yog lawm, peb yuav muab cov luv nqi sib txawv raws li koj qhov kev txiav txim.

    4. Kuv tuaj yeem tau txais cov qauv los kuaj qhov zoo li cas?
    RE: Tom qab tus nqi lees paub, koj tuaj yeem xav tau cov qauv los kuaj xyuas qhov zoo thiab peb xav muab cov qauv.

    FAQ

  • Yav dhau los:
  • Tom ntej:

  • Yam khoom