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5,5-dimethylhydantoin(DMH)

Whakaahuatanga Poto:

Ingoa Hua: 5,5-dimethylhydantoin(DMH)
NAMA CAS:77-71-4
Tātai: C5H8N2O2
Taumaha rāpoi: 128.13


Taipitopito Hua

Tohu Hua

Paerewa Kounga:

Te ahua Te paura tioata ma
%Te parakore ≥99%
Ira Whakarewa(℃) 174~176
%Maroke Ngaronga ≤0.5
%Arehu i muri i te weranga ≤0.2

Āhuatanga:
Ko te paura karaihe ma, ka memeha ki te wai etnanol, ethylacetate me te dimethylether;iti ake te memeha i roto i te isopropanol, te acetone me te methylethyl ketone;kare e memeha i roto i te waiwaro ngako me te trichlene.

Whakamahinga:
Ka whakamahia te nuinga mo te hydantoin halide synthetic, te kapia epoxide hydantoin me te kapia dehyde ōkawa.Mena ka wera ki te wai, ka taea ano te hanga ki te dimethyl glycien.Ka taea te hanga matū matū waro hei patu pepeke.

Mōkī:
E rua nga paparanga kua kikii: peeke kirihou kore paitini kua hiritia mo roto, me te peeke raranga, he peera kaata ranei mo waho.25Kg kupenga ia ma te hiahia a te kaihoko

Te waka:
Kia tupato te whakahaere, aukati i te whakamakuku me te whakamakuku.Ka taea te kawe hei matū noa engari kaore e taea te whakauru ki etahi atu mea paitini.

Rokiroki:
Kia mau ki roto i te hauhautanga me te maroke, karohia te whakakotahi me te whara mo te mataku kei poke.

Whaimana:
E rua tau.


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