<strong id="xp1fk"><form id="xp1fk"><samp id="xp1fk"></samp></form></strong>

    <s id="xp1fk"><meter id="xp1fk"></meter></s>
<u id="xp1fk"><noscript id="xp1fk"></noscript></u>
<output id="xp1fk"><meter id="xp1fk"><i id="xp1fk"></i></meter></output>
<strong id="xp1fk"><form id="xp1fk"></form></strong>
<wbr id="xp1fk"><nav id="xp1fk"></nav></wbr>

  • <u id="xp1fk"><noscript id="xp1fk"><del id="xp1fk"></del></noscript></u>

  • <video id="xp1fk"><nav id="xp1fk"></nav></video>
  • <b id="xp1fk"><form id="xp1fk"><del id="xp1fk"></del></form></b>
  • <source id="xp1fk"></source>
    Products
    Yinhe Aarti
    L-Carnitine Base
    Detail
    『Cas No.』: 541-15-1

    『English name』:L-Carnitine Base
    『Molecular formula』:C7H15NO3
    『Chemical name』:(3-carboxy-2-hydroxypropyl)trimethyl-chloride 
    『Molecular weight』:161.20
    『Properties』:white crystal or crystal powder.
    『Quality standard』:

    Item

    USP

    EP

    國標

    Identification

    Chemical method or infrared method

    Chemical method or infrared method

    Chemical method or infrared method

    Specific rotation

    -29.0° - -32.0°

    -29.0° - -32.0°

    -29.0° - -32.0°

    PH value

    5.5-9.5

    6.5-8.5

    5.5-9.5

    Moisture

    ≤4.0%

    ≤1.0%

    ≤4.0%

    Residue on ignition

    ≤0.5%

    ≤0.1%

    ≤0.5%

    Cyanide

    -

    -

    no

    Chloride

    ≤0.4%

    ≤200ppm

    ≤0.4%

    Sulfate

    -

    ≤300ppm

    -

    Natrium

    ≤0.1%

    -

    ≤0.1%

    Potassium

    ≤0.2%

    -

    ≤0.2%

    Heavy metal

    ≤20ppm

    ≤10ppm

    ≤20 ppm

    Arsenic

    ≤2ppm

    -

    ≤2 ppm

    Solution clarity

    -

    colorless and transparent

    -

    Relative substances

    -

    impurity A≤0.5%

    -

    other impurities ≤0.1%

    Residual acetone

    -

    -

    ≤0.1%

    Content

    100±3%

    100±2%

    100±3%

    『Application』:it is used in drug and health products, drink, etc.
    『Packing』:paper pail,25kg/pail(net weight).

    Contact Us

    Add: No.100, Huangzhou AV., Huanggang, Hubei, China

    Tel: +86-713-8690310 8690931 8690103

    Copyright(C)2021,Huanggang Yinhe Aarti Pharmaceutical Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle 31fabu Copyright Notice

    Copyright(C)2021,Huanggang Yinhe Aarti Pharmaceutical Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle 31fabu Copyright Notice

    home

    Home

    about us

    About us

    products

    Products

    news

    News

    Contact us

    Contact

    久久久国产精品,国产精品无码ThePron入口,a级毛片在线观看,www.18禁
    <strong id="xp1fk"><form id="xp1fk"><samp id="xp1fk"></samp></form></strong>

      <s id="xp1fk"><meter id="xp1fk"></meter></s>
    <u id="xp1fk"><noscript id="xp1fk"></noscript></u>
    <output id="xp1fk"><meter id="xp1fk"><i id="xp1fk"></i></meter></output>
    <strong id="xp1fk"><form id="xp1fk"></form></strong>
    <wbr id="xp1fk"><nav id="xp1fk"></nav></wbr>

  • <u id="xp1fk"><noscript id="xp1fk"><del id="xp1fk"></del></noscript></u>

  • <video id="xp1fk"><nav id="xp1fk"></nav></video>
  • <b id="xp1fk"><form id="xp1fk"><del id="xp1fk"></del></form></b>
  • <source id="xp1fk"></source>