Igoa vaila'au:1,3-Dimethylurea

Fuafua mole:C3H8N2O

Molecular Weight:88.11

fausaga:

Numera CAS: 96-31-1

Fa'amatalaga

Fa'aaliga: Pa'epa'e Malosi

Su'ega(HPLC):95.0% min

Vave liusuavai: 102°C min N-methyluren(HPLC) 1.0% maualuga

Suavai: 0.5% maualuga

Fa'atinoga ma Fa'aaliga：

O vailaʻau faʻapitoa, faʻaaogaina foi i le gaosiga o le fiber treatment agent.It e faʻaaogaina i vailaʻau e faʻapipiʻi ai le theophylline, caffeine ma le nificaran hydrochloride.

Metotia Fa'aaogā:

(1) o le kasa methylamine ua pasi atu i totonu o le urea liusuavai, ma o le kasa ammonia tuʻuina atu ua mitiia ma toe maua mai. A mae'a ona fa'amalieina le mea fa'afoliga, ona ave lea i fafo ma toe fa'ama'i.

(2) sa saunia le carbon dioxide e ala i le kesi-solid catalytic reaction with monomethylamine.

(3) tali ole methyl isocyanate ma se methylamine.

afifi ma teuina

Fa'aofuina i le ato 25kg, po'o Taofi na'o totonu o le pusa muamua i se nofoaga malulu lelei. Taofi ese mai mea e le fetaui. O koneteina e tatala e tatau ona fa'aeteetetoe fa'amaufa'ailogaina ma tu'u sa'o i luga e puipuia ai le tafe. Aloese mai taimi uumi e teu ai.

Fa'amatalaga
O faʻamatalaga o oloa e naʻo mo faʻamatalaga, suʻesuʻega ma faʻamaonia. Matou te le tauaveina le matafaioi poʻo le feeseeseaiga pateni.
Afai ei ai ni au fesili i tulaga faʻapitoa poʻo le faʻaoga, faʻamolemole faʻafesoʻotaʻi ma matou i le taimi.