abstract |
Unit dose pack and methods for preventing efflorescence and yellowing of a wash composition for unit dose packs are provided. In accordance with one embodiment, a unit dose pack includes a wash composition and a film encapsulating the wash composition. The wash composition includes an ionic surfactant, water, sodium sulfite, and a chelating compound. The sodium sulfite is present in the wash composition at a concentration of from about 0.5 to about 3 weight percent, and the chelating compound is present in the wash composition at a concentration of from about 0.01 to about 1.5 weight percent, where weight percents are based on a total weight of the wash composition. |