Crossword clues for Laboratory substance.:CHEMICALLaboratory substanceGASESLaboratory substances.ACIDSLaboratory substances.SERALaboratory substances.SERUMLaboratory substance.REAGENTLaboratory substance.ACIDLaboratory substance.AGARLaboratory substance.ESTERLaboratory substance.SUBLIMATEPurify (a substance) by laboratory process.MEDIASubstances used for laboratory cultures.