I am a chemist with university training and I have 100% feedback over 2 years of selling these reagents. You have my guarantee you will be satisfied and your reagents will be fresh and reactive. If there is ANY problem with your order please contact me and I promise we will solve any issue you may have :) *Plastic bottles are used due to the danger of glass bottles breaking and because the dropper tip is preferable for minimizing the waste of excessive reagent. The reagents work perfectly well in these bottles. You are bidding on five 5 mL bottle of reagents(marquis,mecke,mandelin, simon's a and simon's b) for the purpose of laboratory testing and the identification of alkaloid and amine containing compounds.Exercise caution when handling the reagent and use gloves. Only quality laboratory chemicals have been used to make the reagents, and care has been taken in creating them to insure that your reagent will be react in a reliable and predictable way for you. These are fresh reagents that are made weekly. PLEASE keep refrigerated/in the freezer for best storage! Comparable to dancesafe or bunk police tests PLEASE READ: By purchasing these reagents you acknowledge that you have the knowledge and skill required to handle the chemicals contained within them. Proper lab attire must be used at all time when using them. Please use gloves and safety goggles. By purchasing these reagents you are contractually agreeing that you are liable for the safe handling of the reagents, and that the seller is not responsible for your use(or misuse) of them.
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