Assertion: formic acid | /r/HasProperty | introduced into the chamber
Facets:
value: through a leak valve
type: MANNER
Source sentences:
text: To deposit formic acid on the crystal, it was introduced into the chamber through a leak valve until the chamber was back-filled to the desired pressure over a certain period of time while the crystal was held at 85 K. Exposures were calculated in langmuirs (1 L = 1 × 10