Qtonics supplies a wide variety ELISA kits for Competitive, Direct, Indirect, and Sandwich ELISA analyte detection.  Our ELISA kits are fully validated and are guaranteed to perform.  Every kit goes through a strict validation process and stability testing to ensure precision, accuracy, sensitivity, specificity, and reproducibility.  Our antibodies are highly specific with analyte detection typically in the pg/ml range.  Our current stock of ELISA Kits can be easily purchased on-line through our easy account set up process.  For any questions submit inquiries to sales@qtonics.com.