Tuam Tshoj Polyvinylpyrrolidone K30 Tshuaj pleev ib ce qib
Tuam Tshoj Polyvinylpyrrolidone K30 Tshuaj pleev ib ce Qib Qhia:
Peb pheej txhim kho thiab ua kom tiav peb cov khoom thiab kho. Nyob rau tib lub sijhawm, peb tau txais txoj haujlwm zoo los ua kev tshawb fawb thiab kev vam meej rau Tuam Tshoj Polyvinylpyrrolidone K30 Cosmetic Grade, Ntawm tus account ntawm superior zoo thiab cov nqi sib tw, peb yuav yog tus thawj coj hauv cheeb tsam, xyuas kom koj tsis txhob yig tiv tauj peb los ntawm xov tooj ntawm tes lossis email, yog tias koj xav paub ntau ntxiv txog peb cov khoom thiab cov kev daws teeb meem.
Peb pheej txhim kho thiab ua kom tiav peb cov khoom thiab kho. Nyob rau tib lub sijhawm, peb tau txais txoj haujlwm ua tiav los ua kev tshawb fawb thiab kev vam meej rauTuam Tshoj Pvp K30,Povidone K30, Peb vam tias peb tuaj yeem tsim kev koom tes ntev nrog txhua tus neeg siv khoom, thiab vam tias peb tuaj yeem txhim kho kev sib tw thiab ua tiav qhov kev sib tw yeej ua ke nrog cov neeg siv khoom. Peb zoo siab txais tos cov neeg siv khoom los ntawm thoob plaws lub ntiaj teb los tiv tauj peb rau txhua yam koj xav tau! Zoo siab txais tos txhua tus neeg muas zaub hauv tsev thiab txawv teb chaws tuaj xyuas peb lub Hoobkas. Peb vam tias yuav muaj kev sib tw ua lag luam nrog koj, thiab tsim kom muaj tag kis zoo dua.
Povidone yog homopolymer ntawm 1-vinyl-2-pyrrolidone (Polyvinylpyrrolidone), dawb do soluble nyob rau hauv dej, nyob rau hauv ethanol (96%), nyob rau hauv methanol, thiab lwm yam organic solvents, heev soluble nyob rau hauv acetone. mus rau qhov hnyav molecular, uas yog tus cwj pwm los ntawm K Tus Nqi, nrog zoo heev hygroscopisty, zaj duab xis-forming, nplaum, tshuaj stability thiab toxicological kev nyab xeeb cim.
Tseem ceeb Technical Parameters:
| Khoom | Povidone K15 | Povidone K17 | Povidone K25 | Povidone K90 | |
| Qhov tshwm sim | Dawb los yog daj-dawb, hygroscopic hmoov los yog flakes | ||||
| Solubility | Dawb soluble hauv dej hauv ethanol (96%) thiab hauv methanol, me ntsis soluble hauv acetone | ||||
| Qhov tshwm sim ntawmKev daws | Kom meej meej thiab tsis muaj xim ntau dua li siv tshuaj B6, BY6 lossis R6 | ||||
| Kev txheeb xyuas | A. IR spectrum tau txais yog raws li qhov tau txais nrog Povidone CRS. | ||||
| B.Ib lub txiv kab ntxwv-daj precipitate yog tsim | |||||
| CA liab xim yog tsim | |||||
| DA xim liab yog tsim | |||||
| E. Cov khoom dissolves | |||||
| pH (5% hauv dej) | 3.0 ~ 5.0 | 3.0 ~ 5.0 | 3.0 ~ 5.0 | 3.0 ~ 5.0 | 4.0 ~ 7.0 |
| K Tus nqi | 12.75–17.25 dr hab | 15.30–18.36 dr hab | 22.50-27.00 Nws | 27.00-32.40 Nws | 81.00-97.20 Nws |
| Aldehydes | 500 ppm max. | 500 ppm max. | 500 ppm max. | 500 ppm max. | 500 ppm max. |
| Peroxides | 400 ppm max. | 400 ppm max. | 400 ppm max. | 400 ppm max. | 400 ppm max. |
| Formic 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. |
| impurity A | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. |
| Impurity B | 3.0% max. | 3.0% max. | 3.0% max. | 3.0% max. | 3.0% max. |
| Hnyav Hlau | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. |
| Dej | 5.0% max. | 5.0% max. | 5.0% max. | 5.0% max. | 5.0% max. |
| Sulfated tshauv | 0.1% max. | 0.1% max. | 0.1% max. | 0.1% max. | 0.1% max. |
| Nitrogen ntsiab lus | 11.5 ~ 12.8% | 11.5 ~ 12.8% | 11.5 ~ 12.8% | 11.5 ~ 12.8% | 11.5 ~ 12.8% |
Daim ntawv thov:
Povidone posses zoo heev khi, zaj duab xis-forming, dispersing thiab thickening properties.it yog ib qho tseem ceeb tshaj plaws excipient nyob rau hauv lub ntiaj teb no rau kev lag luam kws, txawm rau tib neeg noj qab haus huv cov khoom los yog tsiaj kho cov khoom. compressibility thiab tuaj yeem muab ntxiv rau cov hmoov sib xyaw hauv qhuav lossis yaj los ntawm dej, cawv.2) Cov coatings qab zib thiab cov yeeb yaj kiab, 3) Solubility Improver rau cov tshuaj tsis zoo soluble, 4) Bioavailability Enhancer rau tshuaj cov khoom xyaw, 5) Pore-forming rau cov khoom membrane.
Product details duab:
Yam khoom Guide:
Tuam Tshoj Polyvinylpyrrolidone K30 Tshuaj pleev ib ce Qib, Cov khoom yuav muab rau thoob plaws lub ntiaj teb no, xws li: , , ,
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