Paraformaldehyde CAS 30525-89-4

CAS:30525-89-4

Pure:96%

Tātai rāpoi:C8H9NO2 (CH2O)x

Taumaha rāpoi:30.03

kupu taurite:ACETALRESIN; PARAFORM; PARAFORMALDEHYDE; P-FORMALDEHYDE; POLYACETAL; POLYACETAL RESIN; POLY(OXYMETHYLENE), ACETATE END-CAPPED; POLY(TRIOXANE)

Waiho To Karere

Taipitopito Hua

Tikiake

Tohu Hua

He aha te Paraformaldehyde CAS 30525-89-4?

Ko te Polyoxymethylene (POM) he waerau o te formaldehyde (polyoxymethylene taumahatanga ngota teitei) me te roa o te hanganga angamaheni o te waru ki te kotahi rau turanga kotahi. Ko te polyoxymethylene mekameka roa e whakamahia nuitia ana i roto i te hanga i nga kirihou wera-wera, e mohiotia ana ano he kirihou polyoxymethylene (POE, Derlin i hangaia e DuPont). Ka tere te pirau o te Polyformaldehyde me te tuku i te formaldehyde hongi paku.

Whakatakotoranga

ITEM	Paerewa
Te ihirangi formaldehyde (kua tatauhia hei formaldehyde)%≥	96.0%
Te ahua	Te paura tioata ma kaore he poke e kitea
Wā memeha, min (42 ℃ mita kaukau wai)≤	45
Waikawa (kua tatauhia hei waikawa puka)% ≤	0.03
Uara PH (90g wai+10g paraformaldehyde)	4.0-8.0
Dputanga o te polymerization≤	80
Fe≤	0.002
ihirangi pungarehu≤	0.3

Taupānga

1. Whakapai ake i te kaha rawa o te rapa, te paninga, me te whakapiri.

2. Te whakakore me te aukati i te waikura, ka whakamahia mo te whakamaarama i nga paamu, nga taiwhanga, me nga taputapu rongoa.

3. Ahuwhenua, whakamahia mo te whakakore i te oneone, te maimoatanga purapura, me te aukati i te harore me te huakita. Te whakaputanga o nga pepeke me nga patu patu.

4. Whakapai ake i te parenga korukoru me te mura o nga papanga. Aukati i te tipu microbial i roto i te wai tohanga ahumahi.