daim ntawv tshaj tawm

khoom

Kev ntshiab siab 99% min Allantoin CAS 97-59-6

Kev Piav Qhia Luv:

Lub Npe Tshuaj: 5-Ureidohydantoin; Allantion

Lub Npe: (2,5-dioxo-4-imidazolidinyl)-urea

Cov mis molecular: 158.12

CAS 97-59-6


Cov Khoom Qhia Txog Khoom

Cov Cim Npe Khoom

Kev piav qhia txog khoom

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.

Cov Lus Qhia Tshwj Xeeb

Khoom

Cov Ntawv Qhia

Qhov tsos

Hmoov dawb

Tsw ntxhiab

Tsis muaj ntxhiab

Kev Ntsuas% ≥
Cov ntsiab lus nitrogen% ≥

99.0
35.00-35.50

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


  • Yav dhau los:
  • Tom ntej no:

  • Sau koj cov lus ntawm no thiab xa tuaj rau peb