Hydroxypropyl cellulose
Molecular Structure:
MDL:
--MFCD00132688
Molecular Formula:
Molecular Weight:
Alias:
羥丙基纖維,2-羥丙基醚纖維素
L-HPC
2-hydroxypropyl ether
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
Hydroxypropyl cellulose |
低取代L-HPC(沒(méi)粘度) |
25G |
RMB 104.5 |
Consulting service |
Hydroxypropyl cellulose |
低取代L-HPC(沒(méi)粘度) |
100G |
RMB 165 |
Consulting service |
Hydroxypropyl cellulose |
低取代L-HPC(沒(méi)粘度) |
500G |
RMB 330 |
Consulting service |
Hydroxypropyl cellulose |
低取代L-HPC(沒(méi)粘度) |
1000G |
RMB 550 |
Consulting service |
Hydroxypropyl cellulose |
高取代H-PMC(20萬(wàn)粘度) |
25G |
RMB 261.5 |
Consulting service |
Hydroxypropyl cellulose |
高取代H-PMC(20萬(wàn)粘度) |
100G |
RMB 412.5 |
Consulting service |
Hydroxypropyl cellulose |
高取代H-PMC(20萬(wàn)粘度) |
500G |
RMB 825 |
Consulting service |
Hydroxypropyl cellulose |
高取代H-PMC(20萬(wàn)粘度) |
1000G |
RMB 1375 |
Consulting service |
Hydroxypropyl cellulose |
M.W. 100,000 |
500g |
RMB 1936 |
Consulting service |
Hydroxypropyl cellulose |
M.W. 100,000 |
100g |
RMB 968 |
Consulting service |
Hydroxypropyl cellulose |
M.W. 100,000 |
25g |
RMB 418 |
Consulting service |
Character:
白色或稍帶黃色或灰色的顆粒或纖維性粉末。無(wú)臭無(wú)味,可燃,具熱塑性。在水中溶脹成透明至乳白色粘性膠體溶液。溶于乙醇,不溶于乙醚,高取代度的也不溶于醇。高于38℃時(shí)不溶于水。
Quality Standard:
平均分子量M.W. 100,000
外觀Appearance 白色至淺乳白色顆?;蚪Y(jié)晶粉末
紅外光譜鑒定Infrared spectrometry 和對(duì)照品匹配
干燥損失Loss on drying <5 % (105°C)
重金屬Heavy metals (as Pb) <20 ppm
硫酸鹽灰分Sulfated ash <0.5 %
粘度Viscosity 75 - 150 m.Pas
(5% 透明溶液)(Brookfield 粘度計(jì)設(shè)定: 30 rpm, spindle no.1)
pH 5 - 8.5 (1% 溶液)
砷As measure < 3 ppm
鉛Pb measure < 10 ppm
Storage:
用途 乳化劑,被膜劑,保護(hù)性膠體,穩(wěn)定劑,懸濁劑,增稠劑。在日本,70%用于醫(yī)藥,作片劑粘合劑、薄膜包衣等。