Hangzhou Rainbow Ntshuam & Export Co., Ltd. yog ib qho ntawm cov ua lag luam thiab cov muag khoom ntawm povidone k30 hauv Suav teb. Nrog kev paub ntau, peb zoo siab tos txais koj mus yuav cov khoom siv povidone k30 los ntawm peb lub hoobkas. Yog tias koj muaj lus nug txog cov qauv dawb, thov koj xav email rau peb.
CAS Nr .: 9003-39-8
Yam khoom: Dej-soluble polymer
Lub npe tshuaj: Polyvinylpyrrolidone
USP/EP npe: Povidone
INC/CTFA lub npe: PVP
Cov mis mos molecular: (C₆H₉NO)n
Cov khoom xyaw: PVP
Nta: Pob tshab, siab viscosity aqueous kua
Cov tsos mob: Dawb los yog lub teeb daj amorphous
Specification
| SUNVIDONE K | K15 | K17 | K25 | K30 | K90 | |||
| Cov cim | Dawb los yog lub teeb daj hmoov nrog cov yam ntxwv tsw | Clear daws | ||||||
| K Tus nqi | 12.75-17.25 | 15.3-18.5 | 22.5-27.0 | 27.0-32.4 | 81.0-97.2 | |||
| Dej,% | Tsawg dua los yog sib npaug rau 5.0 | Tsawg dua los yog sib npaug rau 5.0 | Tsawg dua los yog sib npaug rau 5.0 | Tsawg dua los yog sib npaug rau 5.0 | Tsawg dua los yog sib npaug rau 5.0 | |||
| PH tus nqi (10% aqueous tov) | 3.0-7.0 | 7.0-9.0 | ||||||
| Residual NVP monomer, % | Tsawg dua los yog sib npaug li 0.2 | Tsawg dua los yog sib npaug li 0.1 | ||||||
| Aldehyde,% | Tsawg dua los yog sib npaug li 0.05 | |||||||
| Cov hlau hnyav, ppm (raws li Pb)) | Tsawg dua los yog sib npaug li 10 | |||||||
| Hydrazine, ppm | Tsawg dua los yog sib npaug li 1 | |||||||
| Peroxide, % (H2O2) | Tsawg dua los yog sib npaug li 0.04 | |||||||
| Sulfate tshauv,% (Ashes) | Tsawg dua los yog sib npaug li 0.1 | |||||||
| Lgnition residue,% | Tsawg dua los yog sib npaug li 0.1 | |||||||
| Nitrogen cov ntsiab lus,% | 11.5-12.8 | |||||||
Povidone K30 puas nyab xeeb?
Povidone K30 yog ib qho tshuaj molecular siab uas tsis yog - tshuaj lom thiab tsis yog - ua rau tib neeg lub cev. Nws yog dav siv hauv tshuaj thiab tshuaj pleev ib ce thiab muaj biocompatibility zoo.
Puas yog Povidone K30 soluble hauv dej?
Yog lawm, Povidone K30 muaj cov dej solubility zoo heev thiab tuaj yeem yaj sai sai hauv dej thiab cov kuab tshuaj organic. Nws yog haum rau cov tshuaj thiab tshuaj pleev ib ce formulations.
Cov yeeb yaj kiab - tsim cov cuab yeej ntawm Povidone K30 li cas?
Povidone K30 muaj zaj duab xis zoo heev- tsim cov cuab yeej thiab tuaj yeem tsim cov yeeb yaj kiab tsis zoo thiab pob tshab ntawm daim tawv nqaij lossis lwm qhov chaw. Nws yog dav siv hauv tshuaj pleev ib ce thiab tshuaj ua yeeb yaj kiab - ua tus neeg sawv cev.
Cim npe nrov: povidone k30, Tuam Tshoj povidone k30 Hoobkas
