Hydroxypropyl Methylcellulose (HPMC) 2910, E5 ndi kalasi yapadera ya HPMC yomwe imagwirizana ndi zomwe zafotokozedwa ku United States Pharmacopeia (USP) 42.
1. HPMC 2910: HPMC 2910 imatanthawuza giredi kapena mtundu wa HPMC. Manambala omwe ali m'matchulidwewa akuwonetsa katundu ndi mawonekedwe osiyanasiyana a HPMC, monga kukhuthala kwake, kuchuluka kwa m'malo, ndi kugawa kwa maselo. Pankhani ya HPMC 2910, "2910" nthawi zambiri imasonyeza kukhuthala kwa HPMC ikasungunuka m'madzi pamtundu wina ndi kutentha.
2. E5: “E5″ imatchulanso kalasi ya HPMC mkati mwa gulu la HPMC 2910. Kutchulidwaku kungatanthauze magawo enaake, monga kugawa kukula kwa tinthu, kuchuluka kwa chinyezi, kapena mawonekedwe ena omwe ali oyenera kugwiritsa ntchito.
3. USP 42: USP 42 imanena za United States Pharmacopeia, yomwe ili mndandanda wazinthu zambiri zamankhwala, miyezo, ndi malangizo omwe amadziwika ndi kugwiritsidwa ntchito padziko lonse lapansi. USP imayika miyezo yodziwika, mtundu, chiyero, mphamvu, ndi kusasinthika kwa mankhwala, mawonekedwe a mlingo, ndi zakudya zowonjezera. Kutsata miyezo ya USP kumawonetsetsa kuti mankhwala akukwaniritsa zofunikira zolimba komanso chitetezo.
4. Udindo ndi Kugwiritsa Ntchito: HPMC 2910, E5 USP 42 imagwiritsidwa ntchito kwambiri m'mapangidwe amankhwala pomwe kutsata miyezo ya USP kumafunika. Mawonekedwe ake enieni a viscosity giredi ndi magawo apamwamba zimapangitsa kuti ikhale yoyenera kugwiritsa ntchito zosiyanasiyana, kuphatikiza:
- Zopaka pamapiritsi
- Zowongolera zotulutsidwa
- Ophthalmic solutions
- Zolemba zam'mutu
- Kuyimitsidwa ndi emulsions
- Binder ndi disintegrant mu mapiritsi ndi makapisozi
5. Kutsatira Ubwino ndi Malamulo: Monga giredi ya HPMC yogwirizana ndi miyezo ya USP, HPMC 2910, E5 imakwaniritsa zofunikira zaubwino ndi malamulo zokhazikitsidwa ndi USP. Izi zimatsimikizira kusasinthika, chiyero, ndi chitetezo pamapangidwe amankhwala. Opanga ndi makampani opanga mankhwala atha kudalira HPMC 2910, E5 USP 42 kuti igwire ntchito mosasinthasintha komanso kutsata miyezo yoyang'anira.
Mwachidule, Hydroxypropyl Methylcellulose (HPMC) 2910, E5 USP 42 ndi giredi yapadera ya HPMC yomwe imakwaniritsa miyezo yapamwamba yomwe yafotokozedwa ku United States Pharmacopeia (USP) 42. Matchulidwe ake akuwonetsa giredi yake yamakayendedwe, magawo apamwamba, komanso kutsatira miyezo ya USP. , kupanga kukhala koyenera kwa mankhwala osiyanasiyana omwe amatsatira malamulo abwino ndi olamulira ndizofunikira.
Nthawi yotumiza: Mar-18-2024