Calbiotech, Inc. Calbiotech custom develops and manufactures immunoassay products used by major reference labs, universities and research centers around the world, including ELISA, Ultra-Sensitive Chemiluminescent ELISA, RIA and PCR kits for IVD, RUO & ASR applications. Calbiotech operates under cGMP and ISO 13485 Standards in an FDA Registered Facility in San Diego, California. Calbiotech also offers unique blood, saliva and research animal kits for clinical and pre-clinical testing. Calbiotech’s CLIA certified laboratory focuses on servicing Clinical Trials and customized testing.