Tuam Tshoj Hydroxypropyl Methyl Cellulose HPMC Pharmaceutical Qib 60gk50 Hoobkas thiab cov neeg muag khoom |Gelken

Hydroxypropyl Methyl Cellulose HPMC Pharmaceutical Qib 60gk50

Hydroxypropyl methyl cellulose (HPMC)Raws li cov kws tshuaj expicient, tuaj yeem siv ua cov thickener, dispersant, emulsifier thiab zaj duab xis tsim tus neeg sawv cev.Ua hauv cov tshuaj ntsiav tshuaj zaj duab xis txheej, nplaum, tuaj yeem txhim kho qhov sib xyaw ntawm cov tshuaj tuaj yeem txhim kho cov ntsiav tshuaj tsis muaj dej.Tsis tas li ntawd raws li kev ncua, kev npaj kho mob, tswj kev tso tawm formulations xws li skeletons thiab floating ntsiav tshuaj.

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HPMCthiab lwm yam hluavtaws polymers thiab colloidal tshuaj binding, tuaj yeem tiv thaiv dej thiab dej cawv los ntawm cov pob tshab gel kom cais cov dej thiab txhim kho cov dej tuav, tseem yog khoom noj, tshuaj pleev ib ce thiab lwm qhov chaw siv los ua cov thickener, emulsifier thiab txhim kho Rheological zog, thiab raws li lwm yam kev lag luam niaj hnub siv tshuaj, thiab lwm yam.Tam sim no cov khoom no tau dhau los ua cov khoom tseem ceeb rau cov tshuaj ntsiav tshuaj.

Hauv qab no yog nws cov parameters rau txhua tus ntawm koj siv.

Test Parameters	Specification	Kev Xeem
Kev xav xav tau	Dawb granular hmoov: tsw	Tsim nyog
Kev txheeb xyuas	Kev txheeb xyuas yuav tsum ua raws -Txhua qhov kev xeem	Tsim nyog
PH	6.0-7.0 Nws	6.2
Viscosity (mPa.s)	4-6	5.8
Insoluble tshuaj nyob rau hauv dej%	≤0.5	0.3
Poob ntawm ziab%	≤3.5	2.3
Tshauv%	≤1.5	0.9
Heavy hlau (ppm)	≤10	10
Arsenic (As)	≤ 0.0002	＜0.0002
Aerobe (cfu/g)	500	20
Pwm thiab Poov xab (cfu/g)	60	10
Escherichia coli	Tsis zoo	Tsis zoo
Hydroxypropoxy%	7.3-12.0 Nws	8
Methoxy%	28.0-30.0 Nws	28.4 ib
Dawb%	≥80	82
Xaus: Cov khoom no tsim nyog raws li Tuam Tshoj Pharmacopoeia 2020 / USP / EP
Ntim: 25kg ib lub hnab
Shef lub neej: Ob xyoos txij li hnub tsim khoom