Profile: Caisson Laboratories, Inc. is a supplier of cell culture products for use in both plant and animal tissue culture. We supply chemicals to prevent microbial growth, including the widely acclaimed PPM®. Our antbiotic products include carbenicillin disodium salt, cefotaxime, sodium salt and kanamycin sulfate. Our gelling agents include gellan gum, spectrum agar, gelzan and phytoblend. Our growth regulators include gibbrellic acid, zeatin riboside and para-aminobenzoic acid.