What should i do with the excess hair relaxer left?

i bought organics olive oil hair relaxer, its telling me to mix two things together and use that on my hair. there is a lot of it, my hair are only like one inch long. i would barely use 1/8th of it. is the rest gonna go bad?What should i do with the excess hair relaxer left?
just put it in the fridge and use it next tym you need a relaxer that wat i do with mine and its always still good when tym comes to use it againWhat should i do with the excess hair relaxer left?
Why don't you just like take some out, and put it in another container, then use it later? Because it's going to not work if you put the stuff in it now.