From: Knowledge attitudes and practice of breastmilk expression and storage among working mothers with infants under six months of age in Kenya
Temperature (0C)
Maximum recommended storage duration
Room
16–20
4Â h optimal
6–8 h acceptable
Refrigerator
 ~ 4
4Â days optimal
5–8 days under very clean conditions
Freezer
 < -4
6Â months optimal
12Â months acceptable