137-40-6 | Konutai Propionate
Whakaahuatanga Hua
Ko te konutai propanoate, ko te konutai propionate ranei te tote konutai o te waikawa propionic kei a ia te tikanga matū Na(C2H5COO).
TauhohengaKa puta mai i te hohenga o te waikawa propionic me te konutai warowaikawa, te konutai waikawa ranei.
Ka whakamahia hei tiaki kai, ka whakaatuhia e te tapanga kai E nama E281 i Uropi; whakamahia te reira matua rite te aukati pokepokea ai i roto i ngā hua tunutunu. Ka whakaaetia kia whakamahia hei taapiri kai i roto i te EUUSA me Ahitereiria me Niu Tireni (kei te raarangi e tana nama INS 281).
Whakatakotoranga
| Tūemi | Whakatakotoranga |
| kupu taurite | konutai propanoate |
| Tātai rāpoi | C3H5NaO2 |
| Taumaha Molecular | 96.06 |
| Te ahua | Maama kiriataipu totoka paura ranei |
| Whakamātautau(i te mea kua maroke CH3CH2 COONa) % | =<99.0 |
| pH (10 %; H2O; 20°C) | 8.0~10.5 |
| Ngaronga i te whakamaroke | =<0.0003% |
| Wawakoretanga(hei Na2CO3) | haere whakamātautau |
| Arataki | =<0.001% |
| As( as As2O3) | =<0.0003% |
| Fe | =<0.0025% |
