Kev ntshiab siab 99% min Allantoin CAS 97-59-6
Lub Npe Tshuaj: 5-Ureidohydantoin; Allantion
Lub Npe: (2,5-dioxo-4-imidazolidinyl)-urea
Cov mis molecular: 158.12
1. Cov Khoom
cov khoom ntshiab yog cov tshuaj dawb uas tsis muaj tshuaj lom, tsis muaj ntxhiab thiab tsis khaus, mp 226-240 ° C; soluble hauv dej kub, cawv thiab diluted sodium hydroxide kua; me ntsis soluble hauv dej kub thiab cawv, insoluble hauv ether thiab chloroform; pH-nqi ntawm nws cov kua dej saturated (concentration 0.6%) yog 5.5; ruaj khov nrog PH 4-9; ruaj khov hauv cov kua dej uas tsis yog dej thiab cua qhuav; tuaj yeem decomposed hauv cov kua alkali npau thiab nyob rau hauv insolation.
2. Siv:
Nws yog ib qho tshuaj zoo tseem ceeb uas siv dav hauv tsev muag tshuaj, kev lag luam teeb pom kev zoo, kev ua liaj ua teb, tshuaj txhua hnub thiab bio-engineering:
1. Hauv Tsev Muag Tshuaj: tuaj yeem txhawb kev loj hlob ntawm cov hlwb thiab kho qhov txhab; kuj tseem siv tau rau xerodermia, osteomyelitis thiab hepatocirrhosis thiab lwm yam.
2. Hauv cov tshuaj pleev ib ce: tuaj yeem khaws cov dej noo ntawm daim tawv nqaij; siv dav hauv cov tshuaj pleev ib ce, tshuaj zawv plaub hau, xab npum, tshuaj txhuam hniav thiab lwm yam.
3. Hauv kev ua liaj ua teb: siv ua cov nroj tsuag loj hlob ntawm cov nplej, mov, zaub thiab tshuaj yej.
| Khoom | Cov Ntawv Qhia |
| Qhov tsos | Hmoov dawb |
| Tsw ntxhiab | Tsis muaj ntxhiab |
| Kev Ntsuas% ≥ | 99.0 |
| PH nqi (0.5% WS) | 3.50-6.50 |
| Kev Qhuav Poob% ≤ | 0.20 |
| Cov tshauv sulfuric Acid% | 0.10 |
| Sulphate% | 0.02 |
| Cov tshuaj Chlorides% | 0.004 |
| Hlau Hnyav (Pb)% | 0.001 |
| Cov glycoluriles hloov pauv% | 0.20 |
| MP°C | decomposed ntawm li ntawm 230 ° C |
| Qhov ceev g/cc | 0.70 |










