Cov lus piav qhia luv luv:


  • Siv FOB Nqe:
    Tau hais tau
    Nyhav ib toos
  • Chaw nres nkoj:Phiaj suav
  • Cov ntsiab lus them nqi:L / C, T / T, Western Union
  • Khoom Qhia Qhia

    Khoom Ntawv

    Khoom npe:Cov kua qaub acidic

    Molecular hom:C7h6o3

    Cas:69-72-7

    Khoom molecular qauv:

     

     

    Tshuaj Tshuaj Muaj Zog:

    Salicylic acid cov kua txiv qaub yog hmoov dawb yog ib qho dawb crystalline, tsw ntxhiab, saj me ntsis iab thiab ces tig pungent. Melting point yog 157-1559 ℃, thiab nws maj mam hloov xim hauv qab lub teeb. Txheeb ze ntom 1.44. Bushing point txog 211 ℃ / 2.67kpa. 76 ℃ Sublimation. Decompose rau phenol thiab carbon dioxide los ntawm cua sov sai heev hauv siab.

     

    Daim Ntawv Thov:

    Cov tawv nqaij tawv, cov roj av, cov tshuaj txhuam hniav, tshuaj ntxhua khaub ncaws, tshuaj ntxhua khaub ncaws, cov tshuaj txhuam hniav, beriberi, fungicidal tus kab mob, kab mob autoUmune

    Cov kua qaub acidic


  • Yav dhau los:
  • Tom ntej:

  • Sau koj cov lus ntawm no thiab xa mus rau peb