The ephah was in use for dry measure, the bath for liquid. The homer seems to have contained about 75 gallons (see Exodus 29:40, note; Leviticus 19:36, note).
After the homer - i. e., according to the standard of the homer.
Related Commentaries of Ezekiel 45:11
Ezekiel 45:11
11 The ephah and the bath shall be of one measure, that the bath may contain the tenth part of an homer, and the ephah the tenth part of an homer: the measure thereof shall be after the homer.