1. Other uses are in rubber industry and as a laboratory reagent . 2. This white crystalline solid is a laboratory reagent and a molecular compound. 3. Potassium superoxide finds only niche uses as a laboratory reagent . 4. It can also be used as a laboratory reagent in photoengraving and metal etching. 5. This white crystalline solid is a laboratory reagent . 6. Acetylenedicarboxylic acid is used in the synthesis of dimethyl acetylenedicarboxylate, an important laboratory reagent . 7. Its use as a laboratory reagent was pioneered and developed by William D . Emmons. 8. This gray to black crystalline solid is a laboratory reagent that can be used as a catalyst. 9. Using calcium chloride a common laboratory reagent in lieu of calcium gluconate is contraindicated, and may lead to severe complications. 10. As a laboratory reagent , both DCA and TCA are used as precipitants to prompt macromolecules such as proteins to precipitate out of solution. 
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