Joette from Moses Lake, Washington writes
My guess is they are about 15 years old -the number on the first one is 07082250
Casoron 4G has a shelf life of 2-3 years when stored at room temperature. We would recommend contacting the manufacturer Chemtura AgroSolutions at 678-502-4212 for more information on the number located on the bag.
Answer last updated on: 08/09/2017