Assertion: sii hydrate | /r/HasProperty | metastable
Facets:
value: regarding the ice phases
type: OTHER
Source sentences:
text: Their calculations revealed that, under 1 atm pressure, sI and sII empty hydrates are metastable regarding the ice phases up to their melting temperatures, T = 245 ± 2 K and T = 252 ± 2 K, respectively.