Melatonine CAS 73-31-4 Chaw tsim tshuaj paus

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  • Melatonine CAS 73-31-4 Chaw tsim tshuaj paus
  • Melatonine CAS 73-31-4 Chaw tsim tshuaj paus
  • Melatonine CAS 73-31-4 Chaw tsim tshuaj paus
  • Melatonine CAS 73-31-4 Chaw tsim tshuaj paus

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Melatonine cas 73-31-4 hauv tus nqi zoo


  • Khoom npe:Melatonine
  • CAS:73-31-4 ib
  • MF:C13H16N2O2
  • MW:232.28 Nws
  • Melting point:200-797-7 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: Melatonine

    CAS: 73-31-4 Nr

    MF: C13H16N2O2

    PIB: 232.28

    PIB: 200-797-7

    Melting point: 116.5-118 ° C (lit.)

    Kub taw tes: 374.44 ° C (kwv yees ntxhib)

    Qhov ceev: 1.1099 (nruab nrab kwv yees)

    Fp: 9 ℃

    Cia kub: -20 ° C

    Daim ntawv: hmoov

    Xim: dawb mus rau dawb

    PIB: 14,5816

    PIB: 205542

    Specification

    Khoom npe Melatonine
    CAS Nr. 73-31-4 ib
    Batch No. 2021051101 ib Ntau 2000 kg
    Hnub tsim khoom Peb Hlis 11, 2021 Hnub xeem Peb Hlis 11, 2021
    Cov khoom soj ntsuam Specifications Cov txiaj ntsig
    Qhov tshwm sim Off-White rau Dawb Crystalline Hmoov ua raws
    Kev ntsuam xyuas (HPLC Melatonin) ≥99.5% 99.56%
    HPLC impurities ≤ 1.0% Tsis pom
    Hnyav Hlau
    As ≤ 0.3ppm 0,2ppm ua
    Pb ≤ 0.3ppm 0,2ppm ua
    Cd ≤ 0.3ppm tsis zoo
    Hg ≤ 0.1ppm tsis zoo
    Saum ≤ 1 ppm 0,4ppm ua
    Arsenic ≤ 1 ppm Ua raws
    Poob rau ziab ≤ 0.2% 0.05%
    Melting Point 117-119 ° C 117-118 ° C
    Kev ceev ceev g/ml 0.44 g / ml
    Coj mus rhaub ceev g/ml 0.62 g / ml
    Particle Loj 100% dhau 80 mesh Ua raws
    Residual Solvents
    Ethyl Acetate Tsis muaj Tsis muaj
    Acetic acid Tsis muaj Tsis muaj
    Ethanol ≤ 500 ppm 194 ppm ua
    Microbiological Analysis
    Tag nrho cov phaj suav ≤ 1000 cfu / g 21 cfu/g
    Poov thiab Pwm ≤ 100 cfu / g Tsis zoo
    E. Coli Tsis zoo Tsis zoo
    Staphylococcus Tsis zoo Tsis zoo
    Salmonella Tsis zoo Tsis zoo

    Daim ntawv thov

    1. Hormone postulated los kho cov photoperiodicity nyob rau hauv cov tsiaj.Inhibits cerebellar nitric oxide synthetase

    2. Melatonine tuaj yeem siv rau hauv kev pw tsaug zog induction, hloov kho circadian atherosclerosis, antioxidant, dawb radical scavenger

    3. Immunostimulant; Melatonin receptor ligand

    4. Melatonin muaj kev cuam tshuam rau txoj hauv kev apoptotic, inhibiting apoptosis hauv cov kab mob hauv lub cev thiab cov paj hlwb, tab sis txhim kho apoptotic cell tuag ntawm cov qog nqaij hlav cancer.Inhibits proliferation / metastasis ntawm cov qog nqaij hlav cancer ntawm lub mis los ntawm inhibiting estrogen receptor action.

    Kev them nyiaj

    * Peb tuaj yeem muab ntau yam kev xaiv them nyiaj rau peb cov neeg siv khoom.
    * Thaum tus nqi qis, cov neeg siv khoom feem ntau them nrog PayPal, Western Union, Alibaba, thiab lwm yam kev pabcuam zoo sib xws.
    * Thaum cov lej tseem ceeb, cov neeg siv khoom feem ntau them nrog T / T, L / C thaum pom, Alibaba, thiab lwm yam.
    * Tsis tas li ntawd, ntau tus neeg siv khoom 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.

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