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L-Cysteine ​​​​99% |52-90-4

L-Cysteine ​​​​99% |52-90-4


  • Igama Elivamile:I-L-Cysteine ​​​​99%
  • Inombolo ye-CAS:52-90-4
  • I-EINECS:200-158-2
  • Ukubukeka:Amakristalu amhlophe powder noma i-crystalline powder
  • I-Molecular Formula:I-C3H7NO2S
  • Ubuningi ngo-20' FCL:20MT
  • Okuncane.Oda:25KG
  • I gama le-brand:I-Colorcom
  • Impilo Yeshelufu:iminyaka engu-2
  • Indawo Yomsuka:China
  • Iphakheji:25 kgs/isikhwama noma njengoba ucela
  • Isitoreji:Gcina endaweni engenawo umoya, neyomile
  • Amazinga asetshenzisiwe:I-International Standard
  • Ukucaciswa komkhiqizo:99%
  • Imininingwane Yomkhiqizo

    Omaka bomkhiqizo

    Incazelo Yomkhiqizo:

    I-L-cysteine, i-amino acid evame ukutholakala ezintweni eziphilayo.Ingenye ye-α-amino acid equkethe isulfure.Iba nsomi (inemibala ngenxa ye-SH) phambi kwe-nitroprusside.Itholakala kumaprotheni amaningi kanye ne-glutathione.Ingenza izinhlanganisela ezingancibiliki ngama-ion ensimbi afana ne-Ag+, Hg+, ne-Cu+.i-mercaptide.Okungukuthi, i-RS-M', i-RSM"-SR (M', M" iyinsimbi e-monovalent ne-divalent, ngokulandelana).

    Ifomula ye-molecular C3H7NO2S, isisindo samangqamuzana 121.16.Amakristalu angenambala.Incibilika emanzini, i-acetic acid ne-ammonia, ayincibiliki ku-ether, i-acetone, i-ethyl acetate, i-benzene, i-carbon disulfide ne-carbon tetrachloride.Ingafakwa i-oxidized ku-cystine ngomoya kuzixazululo ze-alkaline ezingathathi hlangothi nezibuthakathaka.

    Ukusebenza kwe-L-Cysteine ​​99%:

    1. Isetshenziswa kakhulu kwezokwelapha, izimonyo, ucwaningo lwe-biochemical, njll.

    2. Isetshenziselwa isinkwa ukukhuthaza ukwakheka kwe-gluten, ukukhuthaza ukuvutshelwa, ukukhululwa kwesikhunta, nokuvimbela ukuguga.

    3. Isetshenziswa kumajusi emvelo ukuze kuvinjwe i-oxidation kavithamini C futhi kuvimbele ijusi ukuthi ingansundu.Lo mkhiqizo unomphumela wokuqeda ubuthi futhi ungasetshenziselwa ubuthi be-acrylonitrile kanye nobuthi be-asidi enamakha.

    4. Lo mkhiqizo uphinde ube nomthelela wokuvimbela ukulimala kwemisebe emzimbeni womuntu, futhi uwumuthi wokwelapha i-bronchitis, ikakhulukazi njengomuthi oqeda i-phlegm (osetshenziswa kakhulu njenge-acetyl L-cysteine ​​methyl ester. Izimonyo zisetshenziselwa ikakhulukazi ubuhle Amanzi, i-perm lotion, ukhilimu we-sunscreen, njll.

     

    Izinkomba zobuchwepheshe ze-L-Cysteine ​​99%:

    Uhlaziyo Into                   Ukucaciswa

    Ukubukeka Amakristalu amhlophe powder noma i-crystalline powder

    I-Infrared absorption spectrum

    Ukuzungezisa okuqondile[a]D20° +8.3°~+9.5°

    Isimo sesixazululo ≥95.0%

    I-Ammonium (NH4) ≤0.02%

    I-Chloride (Cl) ≤0.1%

    I-Sulfate (SO4) ≤0.030%

    I-ayina (Fe) ≤10ppm

    Izinsimbi ezinzima (Pb) ≤10ppm

    I-Arsenic ≤1ppm

    Ukulahlekelwa ekumisweni ≤0.5%

    Insalela ekushiseni ≤0.1%

    Isivivinyo 98.0~101.0%

    PH 4.5~5.5


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