Assertion: phosphine | /r/HasProperty | measured
Facets:
value: by analysing the developed gas
type: MANNER
Source sentences:
text: (1978), 61(4): 829-836) has described a method for the detection of the phosphine in grain, which comprises the treatment of a grain sample with a 10% H 2 SO 4 solution heated under reflux conditions; in such a manner all of the phosphine is liberated from the wheat and it is measured by analysing the developed gas by means of gas-chromatography.