HPMC yog dab tsi?

HPMC Hydroxypropyl methylcellulose, tseem hu ua hypromellose, yog ib qho ntawm cov non-ionic cellulose tov ethers.Nws yog ib qho khoom siv hluav taws xob, tsis muaj zog, viscoelastic polymer feem ntau siv los ua cov roj nplua nyeem hauv ophthalmology, lossis ua ib qho khoom siv lossis cov khoom siv hauv cov tshuaj hauv qhov ncauj.

Khoom npe Hydroxypropyl methyl cellulose (HPMC)
Lwm lub npe Hydroxypropyl methylcellulose, MHPC, methyl Hydroxypropyl cellulose
CAS Nr 9004-65-3
Qhov tsos dawb fibrous los yog granular hmoov
Kev nyab xeeb piav qhia S24/25

Lub cev thiab tshuaj muaj zog
Cov tsos mob: dawb los yog yuav luag dawb fibrous los yog granular hmoov
Stability: Cov khoom yog cov nplaim taws thiab tsis sib haum nrog cov oxidants muaj zog.
Granularity;Tus nqi dhau ntawm 100 mesh yog ntau dua 98.5%.Tus nqi dhau ntawm 80 qhov muag yog 100%.Tshwj xeeb loj ntawm particle loj 40 ~ 60 mesh.
Carbonization kub: 280-300 ℃
Pom tseeb ntom: 0.25-0.70g / cm3 (feem ntau nyob ib ncig ntawm 0.5g / cm3), tshwj xeeb lub ntiajteb txawj nqus 1.26-1.31.
Xim hloov kub: 190-200 ℃
Nto nro: 42-56dyne / cm hauv 2% aqueous tov
Solubility: soluble hauv dej thiab qee cov kuab tshuaj, xws li kev faib ua feem ntawm ethanol / dej, propanol / dej, thiab lwm yam.High transparency, ruaj khov kev ua tau zoo, txawv specifications ntawm cov khoom gel kub yog txawv, solubility hloov nrog lub viscosity, qhov qis dua viscosity, ntau dua solubility, txawv specifications ntawm HPMC kev ua tau zoo muaj qhov sib txawv, HPMC tov hauv dej tsis cuam tshuam los ntawm tus nqi pH.
Kev ua haujlwm saum npoo ntawm HPMC poob qis nrog qhov txo qis ntawm cov ntsiab lus methoxyl, qhov nce ntawm gel point thiab txo cov dej solubility.
HPMC kuj muaj peev xwm thickening, ntsev kuj tsis tshua muaj tshauv hmoov, pH stability, dej tuav, seem stability, zoo heev zaj duab xis tsim, raws li zoo raws li ib tug ntau yam ntawm tsis kam mus rau enzyme, dispersity thiab bonding yam ntxwv.

Txoj kev tsim khoom
Cov paj rwb refined cellulose yog kho nrog lye ntawm 35-40 ℃ rau ib nrab ib teev, nias, lub cellulose yog crushed thiab hnub nyoog ntawm 35 ℃, thiaj li hais tias qhov nruab nrab polymerization degree ntawm alkali fiber tau nyob rau hauv qhov yuav tsum tau ntau yam.Muab cov alkali fiber ntau tso rau hauv etherification kettle, ntxiv propylene oxide thiab methane chloride txuas ntxiv, etherize ntawm 50-80 ℃ rau 5h, qhov siab tshaj plaws yog li 1.8mpa.Tom qab ntawd ntxiv cov tshuaj hydrochloric acid thiab oxalic acid ntxuav cov ntaub ntawv tsim nyog hauv 90 ℃ dej kub kom loj qhov ntim.Thaum cov dej hauv cov khoom tsawg dua 60%, nws qhuav kom tsawg dua 5% los ntawm huab cua kub ntws ntawm 130 ℃.Thaum kawg, cov khoom tiav yog crushed thiab tshuaj xyuas los ntawm 20 mesh.

Txoj kev tawg
1, tag nrho cov qauv tuaj yeem muab ntxiv rau cov khoom siv los ntawm kev sib xyaw qhuav.
2, yuav tsum tau muab tso ncaj qha rau cov dej kub ib txwm, nws yog qhov zoo tshaj plaws los siv cov dej txias dispersion, tom qab ntxiv feem ntau hauv 10-90 feeb kom tuab.
3. Cov qauv zoo tib yam tuaj yeem yaj tom qab sib tov thiab dispersing nrog dej kub thiab ntxiv dej txias tom qab nplawm thiab txias.
4. Thaum dissolving, yog qhov tshwm sim ntawm agglomerating tshwm sim, nws yog vim hais tias qhov sib tov tsis txaus los yog cov qauv zoo tib yam yog ncaj qha ntxiv rau cov dej txias.Lub sijhawm no, nws yuav tsum tau stirred sai.
5. Yog tias muaj npuas tshwm sim thaum lub sijhawm tawg, lawv tuaj yeem raug tshem tawm los ntawm kev sawv ntsug li 2-12 teev (lub sijhawm tshwj xeeb yog nyob ntawm qhov sib xws ntawm cov tshuaj) lossis los ntawm kev nqus thiab nias, lossis los ntawm kev ntxiv tus nqi tsim nyog ntawm defoaming tus neeg sawv cev.

HPMC siv
Siv ua thickener, dispersant, binder, exciphant, roj resistant txheej, muab tub lim, emulsifier thiab stabilizer hauv kev lag luam textile.Kuj tseem siv dav hauv cov khoom siv hluavtaws, petrochemical, ceramic, ntawv, tawv, tshuaj, zaub mov thiab tshuaj pleev ib ce thiab lwm yam lag luam.

Lub hom phiaj tseem ceeb
1, kev tsim kho kev lag luam: raws li cov cement mortar dej tuav tus neeg saib xyuas, retarder mortar nrog cov twj tso kua mis.Hauv plastering, gypsum, putty hmoov los yog lwm yam khoom siv hauv tsev ua cov nplaum, txhim kho daub thiab ua kom lub sijhawm ua haujlwm ntev.Siv rau pasting ceramic pobzeb, marble, yas kho kom zoo nkauj, muab tshuaj ntxiv dag zog tus neeg sawv cev, tseem tuaj yeem txo cov cement ntau npaum li cas.HPMC cov dej tuav kev ua tau zoo ua rau cov slurry tom qab daim ntawv thov yuav tsis yog vim qhuav sai heev thiab tawg, txhim khu lub zog tom qab hardening.
2, ceramic manufacturing: dav siv los ua nplaum hauv cov khoom siv ceramic.
3, txheej kev lag luam: nyob rau hauv kev lag luam txheej raws li ib tug thickener, dispersant thiab stabilizer, nyob rau hauv dej los yog organic solvents muaj ib tug zoo solubility.Raws li cov xim tshem tawm.
4, ink printing: nyob rau hauv lub ink lag luam ua ib tug thickener, dispersant thiab stabilizer, nyob rau hauv dej los yog organic solvents muaj ib tug zoo solubility.
5, yas: rau kev tso tawm tus neeg sawv cev, softener, lubricant, thiab lwm yam.
6, PVC: PVC ntau lawm ua ib tug dispersant, ncua kev kawm ntawv polymerization npaj ntawm PVC lub ntsiab auxiliaries.
7, kev lag luam kws tshuaj: txheej cov ntaub ntawv;Membrane khoom;Rate-tswj cov ntaub ntawv polymer rau kev npaj-tso tawm;Stabilizing tus neeg sawv cev;Kev pab ncua;Tablet nplaum;Nce lub goo
8, Lwm tus: kuj siv dav hauv cov tawv nqaij, cov khoom lag luam ntawv, cov txiv hmab txiv ntoo thiab zaub khaws cia thiab kev lag luam textile.

Daim ntawv thov kev lag luam tshwj xeeb

Kev tsim kho kev lag luam
1, cement mortar: txhim kho qhov tawg ntawm cov cement - xuab zeb, zoo heev txhim kho cov yas thiab dej tuav ntawm mortar, tiv thaiv cov kab nrib pleb, tuaj yeem txhim kho lub zog ntawm cov cement.

2, ceramic pobzeb cement: txhim kho lub plasticity ntawm ceramic pobzeb mortar, dej tuav, txhim kho cov kua nplaum relay ntawm ceramic pobzeb, tiv thaiv hmoov.
3, asbestos thiab lwm yam refractory txheej: raws li tus neeg sawv cev ncua kev kawm, tus neeg saib xyuas kev txhim kho, tab sis kuj txhim kho lub hauv paus ntawm cov kua nplaum relay.
4, gypsum slurry: txhim kho cov dej tuav thiab kev ua haujlwm, txhim kho qhov adhesion ntawm lub hauv paus.
5, sib koom ua ke cement: ntxiv rau hauv gypsum board nrog cov cement sib koom ua ke, txhim kho fluidity thiab dej tuav.
6, latex putty: txhim kho fluidity thiab dej tuav ntawm resin latex raws li putty.
7, mortar: raws li kev hloov pauv rau ntuj muab tshuaj, tuaj yeem txhim kho cov dej tuav, txhim kho cov kua nplaum relay nrog lub hauv paus.
8, txheej: raws li ib tug plasticizer ntawm latex txheej, nws muaj lub luag hauj lwm nyob rau hauv kev txhim kho kev khiav hauj lwm kev ua tau zoo thiab fluidity ntawm txheej thiab putty hmoov.
9, tshuaj tsuag txheej: txhawm rau tiv thaiv cov cement lossis latex txau tsuas yog cov khoom muab tub lim thiab txhim kho cov dej ntws thiab cov kab hluav taws xob muaj txiaj ntsig zoo.
10, cement, gypsum thib ob cov khoom: raws li cov cement - asbestos thiab lwm yam ntaub ntawv hydraulic nias molding binder, txhim kho cov fluidity, tuaj yeem tau txais cov khoom zoo sib xws.
11, fiber phab ntsa: vim muaj cov nyhuv anti-enzyme anti-bacterial, raws li cov ntaub ntawv ntawm cov xuab zeb phab ntsa zoo.
12, lwm yam: tuaj yeem siv los ua cov mortar nyias thiab mortar tus neeg ua haujlwm lub luag haujlwm ntawm tus neeg saib xyuas npuas tuav.

Kev lag luam chemical
1, vinyl chloride, vinyl polymerization: raws li polymerization ncua kev kawm ntawv stabilizer, dispersant, nrog vinyl cawv (PVA) hydroxypropyl cellulose (HPC) thiab muaj peev xwm tswj kev faib cov particle puab thiab particle.
2, nplaum: raws li daim ntawv nplaum nplaum, siv cov hmoov txhuv nplej siab feem ntau siv nrog cov yas acetate latex txheej.
3. Tshuaj tua kab: ntxiv rau cov tshuaj tua kab thiab tshuaj tua kab, nws tuaj yeem txhim kho cov nyhuv adhesion thaum txau.
4, latex: txhim kho asphalt emulsion stabilizer, styrene butadiene roj hmab (SBR) latex thickener.
5, binder: raws li ib tug cwj mem, crayon ua cov nplaum.

Kev lag luam tshuaj pleev ib ce
1. Cov tshuaj zawv plaub hau: txhim kho cov viscosity thiab ruaj khov ntawm cov npuas ntawm cov tshuaj zawv plaub hau, tshuaj ntxuav tes thiab tshuaj ntxuav tes.
2. Cov tshuaj txhuam hniav: Txhim kho qhov fluidity ntawm cov tshuaj txhuam hniav.

Kev lag luam zaub mov
1, cov kaus poom citrus: tiv thaiv hauv kev khaws cia vim qhov decomposition ntawm txiv kab ntxwv glycosides thiab whitening metamorphism kom ua tiav qhov tshiab.
2, txias txiv hmab txiv ntoo khoom: ntxiv rau hauv txiv hmab txiv ntoo dew, dej khov nruab nrab, ua kom saj zoo dua.
3, ntses: raws li cov ntses, lws suav sauce emulsifying stabilizer los yog thickening tus neeg saib xyuas.
4, dej txias txheej glazing: siv rau cov ntses khov khov, tuaj yeem tiv thaiv tsis muaj xim, txo qhov zoo, nrog methyl cellulose los yog hydroxypropyl methyl cellulose tov coated glazing, thiab tom qab ntawd khov rau ntawm cov dej khov.
5, cov nplaum ntawm cov tshuaj: raws li kev tsim cov nplaum ntawm cov tshuaj thiab cov tshuaj, kev sib txuas thiab kev sib tsoo (yuav sai sai thiab tawg thaum noj) yog qhov zoo.

Kev lag luam kws tshuaj
1. Txheej: tus neeg sawv cev txheej yog tsim rau hauv cov kuab tshuaj organic lossis cov tshuaj aqueous rau cov ntsiav tshuaj, tshwj xeeb tshaj yog rau cov khoom siv tshuaj tsuag txheej.
2, qeeb tus neeg sawv cev: 2-3 grams tauj ib hnub, txhua zaus 1-2G ntau npaum, hauv 4-5 hnub los qhia cov nyhuv.
3, qhov muag tshuaj: vim hais tias lub siab osmotic ntawm hydroxypropyl methyl cellulose aqueous tov yog tib yam li kua muag, yog li nws yog me me rau lub qhov muag, ntxiv cov tshuaj qhov muag, raws li ib tug lubricant mus cuag lub qhov muag qhov muag lo ntsiab muag.
4, gelatinous tus neeg sawv cev: raws li lub hauv paus khoom ntawm gelatinous sab nraud tshuaj los yog tshuaj pleev.
5, impregnating tshuaj: raws li ib tug thickening neeg sawv cev, dej retention agent.

Rauv kev lag luam
1, hluav taws xob cov ntaub ntawv: raws li ceramic electric denser, bauxite ferrite sib nqus siab molding nplaum, tuaj yeem siv nrog 1.2-propylene glycol.
2, glaze: siv los ua ceramic glaze thiab porcelain nrog enamel, tuaj yeem txhim kho kev sib raug zoo thiab kev ua haujlwm.
3, refractory mortar: ntxiv rau hauv refractory mortar lossis cam khwb cia cov khoom siv rauv, tuaj yeem txhim kho cov yas thiab dej tuav.

Lwm yam kev lag luam
1, fiber ntau: raws li luam ntawv dye paste rau pigments, boron hav zoov dyes, ntsev raws dyes, textile dyes, nyob rau hauv tas li ntawd, nyob rau hauv lub kapok ripple ua, yuav siv tau nrog lub tshav kub hardening resin.
2, ntawv: siv rau carbon ntawv tawv gluing thiab roj ua thiab lwm yam.
3, tawv: raws li qhov kawg lubrication lossis siv cov nplaum nplaum pov tseg.
4, dej-raws li tus cwj mem: ntxiv rau cov dej raws li tus cwj mem, tus cwj mem, ua tus neeg ua kom tuab, tus neeg ua yeeb yaj kiab.
5, luam yeeb: raws li cov nplaum ntawm cov luam yeeb siv dua.

Pharmacopoeia standard

Tau qhov twg los thiab cov ntsiab lus
Cov khoom no yog 2-hydroxypropyl ether methyl cellulose.Hydroxypropyl methylcellulose tuaj yeem muab faib ua plaub hom raws li cov ntsiab lus ntawm methoxy thiab hydroxypropyl, uas yog 1828, 2208, 2906, 2910. Cov ntsiab lus ntawm txhua qhov hloov pauv methoxy (-OCH3) thiab hydroxypropoxy (-OCH2ChohCH3) yuav tsum ua raws li cov kev cai ntawm kev txuas nrog. rooj.

tus cwj pwm
Cov khoom no yog dawb los yog quasi-dawb fibrous los yog granular hmoov;Tsis muaj ntxhiab tsw.
Cov khoom no yuav luag insoluble hauv anhydrous ethanol, ether thiab acetone;o nyob rau hauv dej txias los tsim ib tug ntshiab los yog me ntsis turbid colloid tov.

Txhawm rau txheeb xyuas
(1) Siv 1g ntawm cov khoom, kub 100mL dej (80 ~ 90 ℃), do tsis tu ncua, txias hauv ib da dej dej khov, thiab tsim cov kua nplaum nplaum;Muab 2mL ntawm cov tshuaj rau hauv lub raj kuaj, maj mam ntxiv 1mL ntawm 0.035% anthracene sulfuric acid tov raws phab ntsa raj, tso rau 5 feeb, thiab lub nplhaib xiav-ntsuab tshwm ntawm qhov sib cuam tshuam ntawm ob lub kua.
(2) Tus nqi tsim nyog ntawm cov kua nplaum raws li kev txheeb xyuas (1) yog nchuav rau ntawm lub khob iav.Tom qab evaporation ntawm dej, ib txheej ntawm tawv zaj duab xis yog tsim.

kuaj
1, phn
Tom qab txias, kho cov tshuaj rau 100g nrog dej thiab do kom txog thaum nws yog yaj tag.Txiav txim siab raws li txoj cai (Appendix ⅵ H, Ntu II ntawm Pharmacopoeia, 2010 tsab).PH tus nqi yuav tsum yog 5.0-8.0.
2, muaj viscosity
2.0% (g / g) raug tshem tawm tau npaj los ntawm kev noj 10.0g ntawm cov khoom thiab ntxiv 90 ℃ dej los ua kom tag nrho qhov hnyav ntawm cov qauv thiab dej 500.0g raws li cov khoom qhuav.Lub ncua kev kawm ntawv tau nplawm tag nrho rau li 10 feeb kom txog thaum cov khoom sib xyaw ua ke tag nrho thiab wetted.Lub ncua kev kawm ntawv tau txias nyob rau hauv ib da dej dej khov thiab txuas ntxiv mus rau 40 feeb thaum lub sij hawm txias.Ib lub cylinder teb viscosimeter (ndJ-1 tuaj yeem siv rau cov qauv uas muaj viscosity tsawg dua 100Pa·s, thiab NDJ-8S tuaj yeem siv rau cov qauv uas muaj viscosity ntau dua lossis sib npaug li 100Pa·s, lossis lwm yam tsim nyog viscosimeter) tau siv ntawm 20 ℃ ± 0.1 ℃, txiav txim siab raws li txoj cai (txoj kev thib ob ntawm ⅵ G hauv appendix II ntawm Pharmacopoeia 2010 tsab).Yog tias daim ntawv lo viscosity tsawg dua 600mPa·s, viscosity yuav tsum yog 80% ~ 120% ntawm daim ntawv lo viscosity;Yog tias daim ntawv lo viscosity ntau dua lossis sib npaug li 600mPa·s, viscosity yuav tsum yog 75% mus rau 140% ntawm daim ntawv lo viscosity.

3 Insoluble teeb meem hauv dej
Siv 1.0g ntawm cov khoom, muab tso rau hauv ib lub beaker, ntxiv 100mL dej kub ntawm 80-90 ℃, swell rau li 15 feeb, txias nws nyob rau hauv ib tug dej khov da dej, ntxiv 300mL dej (yog tias tsim nyog, nce lub ntim ntawm dej kom tsim nyog. xyuas kom meej tias cov tshuaj yog lim), thiab do nws tag nrho, lim nws los ntawm qhov tsis muaj.1 ntsug melting iav crucible uas tau qhuav mus tas li qhov hnyav ntawm 105 ℃, thiab ntxuav lub beaker nrog dej.Cov kua tau lim mus rau hauv cov saum toj no ntsug melting iav crucible thiab qhuav mus tas li qhov hnyav ntawm 105 ℃, nrog cov seem seem tsis pub tshaj 5mg (0.5%).

4 qhuav poob phaus
Siv cov khoom no thiab ziab nws ntawm 105 ℃ rau 2 teev, thiab qhov hnyav poob yuav tsum tsis pub tshaj 5.0% (Appendix ⅷ L, Part II, Pharmacopoeia 2010 edition).

5 Hlawv residue
Noj 1.0g ntawm cov khoom no thiab xyuas raws li txoj cai (Appendix ⅷ N, Tshooj II ntawm pharmacopoeia 2010 tsab), thiab cov seem seem yuav tsum tsis pub tshaj 1.5%.

6 hnyav hlau
Nqa cov seem seem nyob rau hauv lub incandescent residue, xyuas raws li txoj cai (txoj kev thib ob ntawm Appendix ⅷ H ntawm qhov thib ob ntawm 2010 tsab ntawm pharmacopoeia), uas muaj cov hlau hnyav yuav tsum tsis pub tshaj 20 feem ntawm ib lab.

7 arsenic ntsev
Noj 1.0g ntawm cov khoom no, ntxiv 1.0g calcium hydroxide, sib tov, ntxiv dej rau do kom sib npaug, qhuav, ua ntej nrog hluav taws me me rau carbonize, thiab tom qab ntawd ntawm 600 ℃ kom hlawv tag nrho cov tshauv, txias, ntxiv 5mL hydrochloric acid thiab 23mL dej. kom yaj, xyuas raws li txoj cai (2010 tsab ntawm pharmacopoeia ii Appendix ⅷ J thawj txoj kev), yuav tsum ua raws li cov kev cai (0.0002%).

Kev txiav txim siab txog cov ntsiab lus
1, methoxyl
Methoxy, ethoxy thiab hydroxypropoxy (appendix VII F, Part II, 2010 Edition of Pharmacopoeia) raug txiav txim.Yog tias siv txoj kev thib ob (volumetric method) siv, coj cov khoom, ntsuas nws kom raug thiab ntsuas raws li txoj cai.Qhov ntsuas methoxy (%) yog txiav tawm ntawm cov khoom ntawm hydroxypropoxy tus nqi (%) thiab (31/75 × 0.93).
2, hydroxypropyl cawv
Methoxy, ethoxy thiab hydroxypropoxy (appendix VII F, Part II, 2010 Edition of Pharmacopoeia) raug txiav txim.Yog tias siv txoj kev thib ob (hom qauv), coj cov khoom txog 0.1g, hnyav kom raug, txiav txim siab raws li txoj cai, thiab tau txais.

Pharmacology thiab toxicology
Hydroxypropyl methyl cellulose yog ib feem ntawm cellulose methyl thiab ib feem ntawm hydroxypropyl ether, nws tuaj yeem yaj hauv dej txias los tsim cov kua dej khov, nws cov khoom thiab kua muag hauv cov tshuaj viscoelastic (feem ntau mucin) ze rau, yog li ntawd, tuaj yeem siv los ua khoom siv dag zog. kua muag.Lub mechanism ntawm kev txiav txim yog hais tias cov polymer adheres rau saum npoo ntawm lub qhov muag los ntawm adsorption, ua raws li qhov kev txiav txim ntawm conjunctival mucin, yog li txhim kho lub xeev ntawm ocular mucin txo thiab nce lub sij hawm ntawm qhov muag tuav nyob rau hauv lub xeev ntawm tsim kua muag.Qhov no adsorption yog ywj siab ntawm cov viscosity ntawm cov tshuaj thiab yog li tso cai rau ib tug kav ntev wetting nyhuv txawm rau qis viscosity daws.Tsis tas li ntawd, corneal wetting yog nce los ntawm kev txo qhov kev sib cuag lub kaum sab xis ntawm lub pob zeb huv si.

pharmacokinetics
Tsis muaj cov ntaub ntawv pharmacokinetic tau tshaj tawm rau kev siv tshuaj pleev ntawm cov khoom no.

qhia
Moisten lub qhov muag nrog cov kua muag tsis txaus thiab tshem tawm qhov muag tsis pom kev.

Kev siv
Cov neeg laus thiab menyuam yaus tuaj yeem siv tau.1-2 tee, peb zaug ib hnub;Los yog raws li kws kho mob tau sau tseg.
Kev phiv tshuaj kho cov lus
Muaj tsawg zaus nws tuaj yeem ua rau qhov muag tsis pom kev xws li mob qhov muag, pom qhov muag tsis pom kev, mob conjunctival congestion lossis qhov muag khaus.Yog tias cov tsos mob saum toj no pom tseeb lossis tsis tu ncua, tsis txhob siv cov tshuaj thiab mus rau tsev kho mob kom kuaj xyuas.
taboo

Contraindicated nyob rau hauv cov neeg ua xua rau cov khoom no.

Cov teeb meem xav tau kev saib xyuas
1. Tsis txhob kov lub taub hau lub taub hau rau daim tawv muag thiab lwm qhov chaw kom tsis txhob muaj kab mob
2. Thov khaws cov khoom kom deb ntawm cov menyuam yaus
3. Ib hlis tom qab qhib lub raj mis, nws tsis tsim nyog siv nws ntxiv.
4. Tshuaj rau cov poj niam cev xeeb tub thiab lactating cov poj niam: tsis muaj ntaub ntawv qhia txog kev puas tsuaj rau cov me nyuam los yog lwm yam teeb meem tshwm sim los ntawm HYDROXYpropyl cellulose nyob rau hauv tib neeg lub cev;Tsis muaj kev phiv tshwm sim hauv cov menyuam mos thaum lactation.Yog li ntawd, tsis muaj contraindications tshwj xeeb rau cev xeeb tub thiab lactating poj niam.
5. Kev siv tshuaj rau menyuam yaus: piv nrog rau lwm pawg hnub nyoog, hydroxypropyl methylcellulose hauv cov menyuam yaus tsis ua rau muaj kev phiv ntau dua.Yog li ntawd, cov menyuam yaus thiab cov neeg laus tuaj yeem siv cov khoom no raws li tib txoj kev npaj.
6, tshuaj rau cov neeg laus: kev siv hydroxypropyl methylcellulose hauv cov neeg laus, piv nrog rau lwm pab pawg hnub nyoog, tsis ua rau muaj kev phiv los yog lwm yam teeb meem.Yog li ntawd, cov tshuaj ntawm cov neeg mob senile tsis muaj tshwj xeeb contraindications.
7, Cia: airtight cia.

Kev nyab xeeb kev ua haujlwm
Kev phom sij
Cov khoom no muaj kev nyab xeeb thiab tsis muaj tshuaj lom, tuaj yeem siv los ua zaub mov ntxiv, tsis muaj cua sov, tsis ua rau tawv nqaij thiab mucous daim nyias nyias.Nws feem ntau suav hais tias muaj kev nyab xeeb (FDA1985).Qhov tso cai noj txhua hnub yog 25mg / kg (FAO / WHO 1985).Cov cuab yeej tiv thaiv yuav tsum tau hnav thaum ua haujlwm.

Kev cuam tshuam ib puag ncig
Tsis txhob muaj kuab paug huab cua los ntawm cov plua plav ya.
Kev phom sij rau lub cev thiab tshuaj lom neeg: zam kev sib cuag nrog cov khoom siv hluav taws xob, thiab tsis txhob tsim cov hmoov av ntau hauv qhov chaw kaw kom tsis txhob muaj kev phom sij tawg.
Cov khoom xa tuaj
Ua tib zoo saib xyuas lub hnub tiv thaiv los ntawm nag thiab noo noo, tsis txhob tshav ntuj ncaj qha, kaw hauv qhov chaw qhuav.
Lub sij hawm ruaj ntseg
S24/25: Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag.
Tsis txhob kov ntawm daim tawv nqaij thiab qhov muag.