The present invention relates to a composition kit containing: a composition including carbonate and a composition including organic acid. The present invention aims to provide a carbon dioxide supply method which prevents loss of carbon dioxide and can be used in an easy manner.COPYRIGHT KIPO 2015본 발명은 탄산염을 포함하는 조성물 및 유기산을 포함하는 조성물을 포함하는 조성물 키트에 대한 것이다.