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Povidone

Sharax Gaaban:


  • Magaca Product: Povidone
  • Magaca Kiimikada: Polyvinylpyrrolidone, PVP
  • Caanaha:  (C6H9NO) n
  • CAS Maya .: 9003-39-8
  • Tixraac: USP / NF / EP / BP hadda
  • Faahfaahinta alaabta

    Su'aalaha

    Calaamadaha alaabta

    Povidone waa isku-darka '1-vinyl-2-pyrrolidone'Polyvinylpyrrolidone), si xor ah loogu milmi karo biyaha, ethanol (96%), methanol, iyo walxo kale oo dabiici ah, si qayaxan loogu milmi karo acetone. ilaa culeyska molikal sare, oo lagu garto K Value, oo leh hygroscopisty aad u fiican, filim sameynta, dhejis, xasiloonida kiimikada iyo astaamaha aaminka sunta

    Halbeegyada Farsamada Muhiimka ah:

    Alaabta

    Povidone K15

    Povidone K17

    Povidone K25

    Povidone K30

    Povidone K90

    Muuqaal Caddaan ama huruud-cad, budada hygroscopic ama jajab
    Xalka                    Si xawli ah ugu milma biyaha ku jira ethanol (96%) iyo methanol, wax aad u yar ku milma acetone
    Muuqaalka  Xalka Si cad oo aan ka xoog badnayn midab ka badan xalka tixraaca B6, BY6 ama R6
    Aqoonsiga A. Qaybta 'IR spectrum' ee la helay waxay waafaqsan tahay tan la helay Povidone CRS.
    B Waxaa la sameeyaa roobab liin-hurdi ah
    CA midab casaan ah ayaa la soo saaray
    DA midab casaan ayaa la soo saaray
    E. Maadada ayaa milantay
    pH (5% biyo ah) 3.0 ~ 5.0 3.0 ~ 5.0 3.0 ~ 5.0 3.0 ~ 5.0 4.0 ~ 7.0
    K Qiimaha 12.75 ~ 17.25 15.30 ~ 18.36 22.50 ~ 27.00 27.00-32.40 81.00 ~ 97.20
    Aldehydes 500 ppm max. 500 ppm max. 500 ppm max. 500 ppm max. 500 ppm max.
    Kaalshiyoogyada 400 ppm max. 400 ppm max. 400 ppm max. 400 ppm max. 400 ppm max.
    Foomka Acid 0.5% max. 0.5% max. 0.5% max. 0.5% max. 0.5% max.
    Hydrazine 1 ppm max. 1 ppm max. 1 ppm max. 1 ppm max. 1 ppm max.
    Nijaasta A 10 ppm max. 10 ppm max. 10 ppm max. 10 ppm max. 10 ppm max.
    Nijaasta B 3.0% max. 3.0% max. 3.0% max. 3.0% max. 3.0% max.
    Biraha Culus 10 ppm max. 10 ppm max. 10 ppm max. 10 ppm max. 10 ppm max.
    Biyaha 5.0% max. 5.0% max. 5.0% max. 5.0% max. 5.0% max.
    Sulphated Ash 0.1% max. 0.1% max. 0.1% max. 0.1% max. 0.1% max.
    Maaddada nitrogen 11.5 ~ 12.8% 11.5 ~ 12.8% 11.5 ~ 12.8% 11.5 ~ 12.8% 11.5 ~ 12.8%

    Codsiyada:

    Povidone wuxuu heystaa isku xirnaan wanaagsan, sameynta filimka, kala firdhinta iyo xoojinta guryaha. Waa mid ka mid ah kuwa ugu muhiimsan adduunka oo dhan ee loogu talagalay warshadaha dawooyinka, wax kasta oo loogu talagalay alaabada daryeelka caafimaadka aadanaha ama alaabada daryeelka caafimaadka xoolaha. ) Mashiinka loogu talagalay miisaska, kaabsoolka.Waxay ku habboon tahay qoynta iyo qalalan granulation iyo riixitaanka tooska ah ee miiska, hagaajinta isku-darka walxaha waxaana lagu dari karaa isku-darka budada ee qalalan ama ku milma biyo, aalkolo. Ku-hagaajinta daroogada liidata, 4) Bioavailability Enhancer oo loogu talagalay maaddooyinka firfircoon ee daroogada, 5) Pore-sameynta alaabada xuubka.


  • Hore: Povidone
  • Xiga: Crospovidone

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