Lekwasị anya na cellulose ethers

Hydroxypropyl methylcellulose (HPMC) 2910, E5 USP42

Hydroxypropyl Methylcellulose (HPMC) 2910, E5 bụ akara ugo mmụta HPMC nke dabara na ụkpụrụ akọwapụtara na United States Pharmacopeia (USP) 42.

1. HPMC 2910: HPMC 2910 na-ezo aka kpọmkwem ọkwa ma ọ bụ ụdị nke HPMC. Ọnụọgụ dị na nhọpụta ahụ na-egosi njirimara na njirimara dị iche iche nke HPMC, dị ka viscosity ya, ogo nnọchi anya ya na nkesa arọ molekụla. N'ihe banyere HPMC 2910, "2910" a na-egosi na viscosity nke HPMC mgbe etisasịwo na mmiri na a kpọmkwem ịta na okpomọkụ.

2. E5: “E5″ n'ihu ezipụta ọkwa nke HPMC n'ime HPMC 2910 Atiya. Nhọpụta a nwere ike na-ezo aka na paramita dị mma akọwapụtara, dị ka nkesa nha nha, ọdịnaya mmiri, ma ọ bụ àgwà ndị ọzọ dabara maka ngwa ezubere.

3. USP 42: USP 42 na-ezo aka na United States Pharmacopeia, nke bụ nchịkọta zuru oke nke ozi ọgwụ, ụkpụrụ, na ụkpụrụ nduzi ghọtara ma jiri ya mee ihe n'ụwa nile. USP na-esetịpụ ụkpụrụ maka njirimara, ịdịmma, ịdị ọcha, ike, na nkwekọ nke ọgwụ ọgwụ, ụdị usoro onunu ogwu, na mgbakwunye nri. Nrube isi n'ụkpụrụ USP na-eme ka a hụ na ngwaahịa ọgwụ na-egbo mkpa na nchekwa siri ike.

4. Ọrụ na Ngwa: A na-ejikarị HPMC 2910, E5 USP 42 eme ihe na usoro ọgwụ ebe achọrọ nrube isi na ụkpụrụ USP. Ogo viscosity ya akọwapụtara na oke ịdị mma na-eme ka ọ dabara maka ngwa dị iche iche, gụnyere:

  • Ihe mkpuchi mbadamba
  • Usoro mwepụta ejiri chịkwaa
  • Ophthalmic ngwọta
  • Usoro isiokwu
  • Nkwusioru na emulsions
  • Kechie na disintegrant na mbadamba na capsules

5. Ogo na nrube isi n'usoro iwu: Dị ka ọkwa HPMC na-agbaso ụkpụrụ USP, HPMC 2910, E5 na-emezu àgwà siri ike na usoro iwu nke USP setịpụrụ. Nke a na-eme ka nkwụsi ike, ịdị ọcha, na nchekwa na usoro ọgwụ. Ndị na-emepụta ihe na ụlọ ọrụ na-emepụta ọgwụ nwere ike ịdabere na HPMC 2910, E5 USP 42 maka ịrụ ọrụ na-agbanwe agbanwe na nrube isi na ụkpụrụ nhazi.

Na nchịkọta, Hydroxypropyl Methylcellulose (HPMC) 2910, E5 USP 42 bụ a kpọmkwem ọkwa nke HPMC na-ezute àgwà ụkpụrụ e depụtara na United States Pharmacopeia (USP) 42. Nhazi ya na-egosi ọkwa viscosity ya, ogo ogo, na nnabata na ụkpụrụ USP. , na-eme ka ọ dị mma maka ngwa ọgwụ dị iche iche ebe nrube isi na ihe ndị dị mma na usoro iwu dị mkpa.


Oge nzipu: Mar-18-2024
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