He kaiārahi chelating kaha te disodium ethylenediaminetetraacetate (e mōhiotia ana ko te disodium EDTA). Nā tōna pumau teitei me ōna āhuatanga taunga whānui, tata taea e ia te taunekeneke me te nuinga o ngā katote konganuku engari ko ngā konganuku kawakore (pērā i te rino, te parahi, te konupūmā, te konupora me ētahi atu katote maha-valent) hei hanga i ngā matatini wairewa-wai pumau, ka whakakore i ngā katote konganuku, i ngā tauhohenga kino rānei i puta mai i a rātou.

He paura tioata mā te disodium EDTA, ka wairewa ki te wai, ā, tata kore e wairewa ki te etanoru me te etera. Ko te uara pH o tōna wairewa he tata ki te 5.3, ā, e whakamahia ana i roto i ngā hopi horoi, ngā tāpiri tae, ngā kaihoko tukatuka muka, ngā tāpiringa whakapaipai, ngā tāpiringa kai, ngā maniua ahuwhenua iti me te ahuwhenua moana, me ētahi atu.

Ngā Taipitopito:

Ingoa Ingarihi Disodium edetate dihydrate
CAS6381-92-6
EINECS Nama 205-358-3
Te tātai ngota C10H18N2Na2O10
Nama MDL MFCD00003541
Taumaha ngota 372.24

Āhua: He tioata mā.
Āhua: paura tioata mā. Ka rewa ki te wai. Kāore e rewa ki te waipiro.
Wairewatanga: Ka wairewa ki te wai, ka wairewa paku ki te waipiro.
Te ira rewa 250 °C (whakaiti)(whakamārama)
Te pūwāhi koropupū>100 °C
Kiato 1.01 g/mL i te 25 °C