Used to measure certain volumes.It is also called a full volume flask. The flat flask at the bottom has an elongated neck and is usually a single line at the neck. Since the diameter of the neck portion is thinner, the scale is more accurate than a graduated cylinder with the same capacity. It is used to accurately adjust the consistency of a reagent. The scale represents the reception volume (volume included). The TC indicating acceptance (availability).(TC: To Contain abbreviation) Scale represents the volume of water measured at 44°F (20°C). Conforms to JIS standard (R3505) class A "volume tolerance"
