This kit contains three chemicals you need to make one liter of fresh Benedict’s solution. Benedict solution kit comes with mixing instructions.Used as sugar reagent. Additional Description Benedict solution must be prepared fresh. Keep it away from light, air and hear if you need to keep it for a few weeks. Ingredients in dry form have a shelf life of one to 2 years if stored in a tightly closed packaging and cold temperature.This is a materials kit, so the beaker, test tube and rack are not included.