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BioAssay Systems

​BioAssay Systems is a biotechnology company based in the San Francisco Bay Area, founded in 2003. The company specializes in developing and manufacturing high-throughput assay kits and reagents for life science research, diagnostics, and drug discovery.​


Product Portfolio

BioAssay Systems offers over 250 assay kits across various research areas, including:​


  • Enzyme Activity: Assays for enzymes such as lactate dehydrogenase, peroxidase, and acetylcholinesterase.
  • Metabolism: Kits for measuring glucose, lactate, and other metabolic markers.​
  • Oxidative Stress: Assays to detect reactive oxygen species and related biomarkers.​
  • Signal Transduction: Tools for analyzing cellular signaling pathways.​
  • Blood & Urine Chemistry: Tests for common clinical chemistry parameters.​
  • Food & Beverage Analysis: Kits for detecting components like urea and histamine in food samples.

The company also provides reagents and accessories, including transfer pipettes, 96-well plates, and specific reagents like acetylcholinesterase reagent. ​

Custom Services

BioAssay Systems offers a range of services to support research and development:​


  • Assay Design & Development: Custom development of novel assays tailored to specific research needs.
  • Analytical Services: Comprehensive analysis of biological samples, including sample preparation and data interpretation. ​
  • Assay Customization: Modification and optimization of existing assay kits to fit particular project requirements. ​
  • Lead Discovery Services: Support for identifying and validating potential drug candidates.


Browse BioAssay Systems Products
0.5M EDTA

0.5M EDTA

SKU: REDTA-150|Size: 150 µL

1000µL Transfer Pipettes

1000µL Transfer Pipettes

SKU: TP1000|Size: 10 Pipettes

100µL Transfer Pipettes

100µL Transfer Pipettes

SKU: TP100|Size: 10 Pipettes

200µL Transfer Pipettes

200µL Transfer Pipettes

SKU: TP200|Size: 10 Pipettes

20µL Transfer Pipettes

20µL Transfer Pipettes

SKU: TP20|Size: 10 Pipettes

300µL Transfer Pipettes

300µL Transfer Pipettes

SKU: TP300|Size: 10 Pipettes

400µL Transfer Pipettes

400µL Transfer Pipettes

SKU: TP400|Size: 10 Pipettes

50µL Transfer Pipettes

50µL Transfer Pipettes

SKU: TP50|Size: 10 Pipettes

Acetylcholinesterase Reagent

Acetylcholinesterase Reagent

SKU: DACEN25ML|Size: 100 Tests

Carbon Powder

Carbon Powder

SKU: CARB-10|Size: 10 Tests

CellQuanti-Blue™ Cell Viability Assay Kits

CellQuanti-Blue™ Cell Viability Assay Kits

SKU: CQBL-10K|Size: 10000 Tests

CellQuanti-MTT™ Cell Viability Assay Kits

CellQuanti-MTT™ Cell Viability Assay Kits

SKU: CQMT-500|Size: 500 Tests

Cytotoxicity Control Reagent (Saponin)

Cytotoxicity Control Reagent (Saponin)

SKU: CTTX-050|Size: 50 mg

Deionized Water

Deionized Water

SKU: DH2O-10|Size: 10 Tests

EGTT-Scavenger for GSH/GSSG Assays (EGTT-100)

EGTT-Scavenger for GSH/GSSG Assays (EGTT-100)

SKU: EGTT-SCVG|Size: 100 Tests

Empty Tubes (10)

Empty Tubes (10)

SKU: 2MLET-10|Size: 10 Tests

EnzyChrom Creatine Assay Kit

EnzyChrom Creatine Assay Kit

SKU: EC0-100|Size: 100 Assays

EnzyChrom Fructose Assay Kit

EnzyChrom Fructose Assay Kit

SKU: EFRU-100|Size: 100 Assays

EnzyChrom Gliadin ELISA Kit

EnzyChrom Gliadin ELISA Kit

SKU: EGLD-100|Size: 100 Assays

EnzyChrom Intestinal Permeability Assay Kit

EnzyChrom Intestinal Permeability Assay Kit

SKU: EIPM-100|Size: 100 Assays

EnzyChrom Lactulose Assay Kit

EnzyChrom Lactulose Assay Kit

SKU: ELTL-100|Size: 100 Assays

EnzyChrom NADP/NADPH Assay Kit

EnzyChrom NADP/NADPH Assay Kit

SKU: ECNP-100|Size: 100 Assays

EnzyChrom Peanut ELISA Kit

EnzyChrom Peanut ELISA Kit

SKU: EPNT-100|Size: 100 Assays

EnzyChrom Sucrose Assay Kit

EnzyChrom Sucrose Assay Kit

SKU: ESUC-100|Size: 100 Assays

EnzyChrom™ ADP Assay Kit

EnzyChrom™ ADP Assay Kit

SKU: E2ADP-100|Size: 100 Tests

EnzyChrom™ AF Cholesterol Assay Kit

EnzyChrom™ AF Cholesterol Assay Kit

SKU: E2CH-100|Size: 100 Tests

EnzyChrom™ AF HDL and LDL/VLDL Assay Kit

EnzyChrom™ AF HDL and LDL/VLDL Assay Kit

SKU: E2HL-100|Size: 100 Tests

EnzyChrom™ Acetaldehyde Assay Kit

EnzyChrom™ Acetaldehyde Assay Kit

SKU: EACT-100|Size: 100 Tests

EnzyChrom™ Acetate Assay Kit

EnzyChrom™ Acetate Assay Kit

SKU: EOAC-100|Size: 100 Tests

EnzyChrom™ Acetylcholine Assay Kit

EnzyChrom™ Acetylcholine Assay Kit

SKU: EACL-100|Size: 100 Tests

EnzyChrom™ Aconitase Assay Kit

EnzyChrom™ Aconitase Assay Kit

SKU: EACO-100|Size: 100 Tests

EnzyChrom™ Adipogenesis Assay Kit

EnzyChrom™ Adipogenesis Assay Kit

SKU: EAPG-200|Size: 100 Tests

EnzyChrom™ Adipolysis Assay Kit

EnzyChrom™ Adipolysis Assay Kit

SKU: EAPL-200|Size: 200 Tests

EnzyChrom™ Alanine Transaminase Assay Kit

EnzyChrom™ Alanine Transaminase Assay Kit

SKU: EALT-100|Size: 100 Tests

EnzyChrom™ Aldehyde Dehydrogenase Assay Kit

EnzyChrom™ Aldehyde Dehydrogenase Assay Kit

SKU: EADH-100|Size: 100 Tests

EnzyChrom™ Ammonia Assay Kit

EnzyChrom™ Ammonia Assay Kit

SKU: ENH3-100|Size: 100 Tests

EnzyChrom™ Ascorbic Acid Assay Kit

EnzyChrom™ Ascorbic Acid Assay Kit

SKU: EASC-100|Size: 100 Tests

EnzyChrom™ Aspartate Assay Kit

EnzyChrom™ Aspartate Assay Kit

SKU: EASP-100|Size: 100 Tests

EnzyChrom™ Aspartate Transaminase Assay Kit

EnzyChrom™ Aspartate Transaminase Assay Kit

SKU: EASTR-100|Size: 100 Tests

EnzyChrom™ Catalase Assay Kit

EnzyChrom™ Catalase Assay Kit

SKU: ECAT-100|Size: 100 Tests

EnzyChrom™ Cholesterol Assay Kit

EnzyChrom™ Cholesterol Assay Kit

SKU: ECCH-100|Size: 100 Tests

EnzyChrom™ Choline Assay Kit

EnzyChrom™ Choline Assay Kit

SKU: ECHO-100|Size: 100 Tests

EnzyChrom™ Citrate Assay Kit

EnzyChrom™ Citrate Assay Kit

SKU: ECIT-100|Size: 100 Tests

EnzyChrom™ Coenzyme A Assay Kit

EnzyChrom™ Coenzyme A Assay Kit

SKU: ECOA-100|Size: 100 Tests

EnzyChrom™ Creatine Assay Kit

EnzyChrom™ Creatine Assay Kit

SKU: ECRT-100|Size: 100 Tests

EnzyChrom™ Creatine Kinase Assay Kit

EnzyChrom™ Creatine Kinase Assay Kit

SKU: ECPK-100|Size: 100 Tests

EnzyChrom™ Creatinine Assay Kit

EnzyChrom™ Creatinine Assay Kit

SKU: E2CT-100|Size: 100 Tests

EnzyChrom™ D-Amino Acid Assay Kit

EnzyChrom™ D-Amino Acid Assay Kit

SKU: EDAA-100|Size: 100 Tests

EnzyChrom™ D-Lactate Assay Kit

EnzyChrom™ D-Lactate Assay Kit

SKU: EDLC-100|Size: 100 Tests

EnzyChrom™ D-Mannitol Assay Kit

EnzyChrom™ D-Mannitol Assay Kit

SKU: EMNT-100|Size: 100 Tests

EnzyChrom™ Ethanol Assay Kit

EnzyChrom™ Ethanol Assay Kit

SKU: ECET-100|Size: 100 Tests

EnzyChrom™ Formaldehyde Assay Kit

EnzyChrom™ Formaldehyde Assay Kit

SKU: EHCHO-100|Size: 100 Tests

EnzyChrom™ Formate Assay Kit

EnzyChrom™ Formate Assay Kit

SKU: EFOR-100|Size: 100 Tests

EnzyChrom™ Free Fatty Acid Assay Kit

EnzyChrom™ Free Fatty Acid Assay Kit

SKU: EFFA-100|Size: 100 Tests

EnzyChrom™ Fumarase Assay Kit

EnzyChrom™ Fumarase Assay Kit

SKU: EFMR-100|Size: 100 Tests

EnzyChrom™ Fumarate Assay Kit

EnzyChrom™ Fumarate Assay Kit

SKU: EFUM-100|Size: 100 Tests

EnzyChrom™ GSH/GSSG Assay Kit

EnzyChrom™ GSH/GSSG Assay Kit

SKU: EGTT-100|Size: 100 Tests

EnzyChrom™ Galactose Assay Kit

EnzyChrom™ Galactose Assay Kit

SKU: EGAL-100|Size: 100 Tests

EnzyChrom™ Glucose Assay Kit

EnzyChrom™ Glucose Assay Kit

SKU: EBGL-100|Size: 100 Tests

EnzyChrom™ Glucose Assay Kit II

EnzyChrom™ Glucose Assay Kit II

SKU: EGL2-100|Size: 100 Tests

EnzyChrom™ Glucose Assay Kit III

EnzyChrom™ Glucose Assay Kit III

SKU: EGL3-100|Size: 100 Tests

EnzyChrom™ Glucose Oxidase Assay Kit

EnzyChrom™ Glucose Oxidase Assay Kit

SKU: EGOX-100|Size: 100 Tests

EnzyChrom™ Glucose-6-Phosphate Assay Kit

EnzyChrom™ Glucose-6-Phosphate Assay Kit

SKU: EG6P-100|Size: 100 Tests

EnzyChrom™ Glutahione Peroxidase Assay Kit

EnzyChrom™ Glutahione Peroxidase Assay Kit

SKU: EGPX-100|Size: 100 Tests

EnzyChrom™ Glutamate Assay Kit

EnzyChrom™ Glutamate Assay Kit

SKU: EGLT-100|Size: 100 Tests

EnzyChrom™ Glutamine Assay Kit

EnzyChrom™ Glutamine Assay Kit

SKU: EGLN-100|Size: 100 Tests

EnzyChrom™ Glutathione Reductase Kit

EnzyChrom™ Glutathione Reductase Kit

SKU: ECGR-100|Size: 100 Tests

EnzyChrom™ Glycerol Assay Kit

EnzyChrom™ Glycerol Assay Kit

SKU: EGLY-200|Size: 200 Tests

EnzyChrom™ Glycogen Assay Kit

EnzyChrom™ Glycogen Assay Kit

SKU: E2GN-100|Size: 100 Tests

EnzyChrom™ Glycolysis Assay Kit

EnzyChrom™ Glycolysis Assay Kit

SKU: ECGL-100|Size: 100 Tests

EnzyChrom™ HDL and LDL/VLDL Assay Kit

EnzyChrom™ HDL and LDL/VLDL Assay Kit

SKU: EHDL-100|Size: 100 Tests

EnzyChrom™ Hexokinase Assay Kit

EnzyChrom™ Hexokinase Assay Kit

SKU: EHXK-100|Size: 100 Tests

EnzyChrom™ Histamine Assay Kit

EnzyChrom™ Histamine Assay Kit

SKU: EHIS-100|Size: 100 Tests

EnzyChrom™ Invertase Assay Kit

EnzyChrom™ Invertase Assay Kit

SKU: EIVT-100|Size: 100 Tests

EnzyChrom™ Isocitrate Assay Kit

EnzyChrom™ Isocitrate Assay Kit

SKU: ECIC-100|Size: 100 Tests

EnzyChrom™ Ketone Body Assay Kit

EnzyChrom™ Ketone Body Assay Kit

SKU: EKBD-100|Size: 100 Tests

EnzyChrom™ Kinase Assay Kit

EnzyChrom™ Kinase Assay Kit

SKU: EKIN-400|Size: 400 Tests

EnzyChrom™ L-Alanine Assay Kit

EnzyChrom™ L-Alanine Assay Kit

SKU: EALA-100|Size: 100 Tests

EnzyChrom™ L-Amino Acid Kit

EnzyChrom™ L-Amino Acid Kit

SKU: ELAA-100|Size: 100 Tests

EnzyChrom™ L-Arginine Assay Kit

EnzyChrom™ L-Arginine Assay Kit

SKU: EAGN-100|Size: 100 Tests

EnzyChrom™ L-Carnitine Assay Kit

EnzyChrom™ L-Carnitine Assay Kit

SKU: ELCR-100|Size: 100 Tests

EnzyChrom™ Lactate Assay Kit

EnzyChrom™ Lactate Assay Kit

SKU: ECLC-100|Size: 100 Tests

EnzyChrom™ Lactose Assay Kit

EnzyChrom™ Lactose Assay Kit

SKU: ELAC-100|Size: 100 Tests

EnzyChrom™ Malate Assay Kit

EnzyChrom™ Malate Assay Kit

SKU: EMAL-100|Size: 100 Tests

EnzyChrom™ Malate Dehydrogenase Assay Kit

EnzyChrom™ Malate Dehydrogenase Assay Kit

SKU: EMDH-100|Size: 100 Tests

EnzyChrom™ Maltose Assay Kit

EnzyChrom™ Maltose Assay Kit

SKU: EMLT-100|Size: 100 Tests

EnzyChrom™ Monoamine Oxidase Assay Kit

EnzyChrom™ Monoamine Oxidase Assay Kit

SKU: EMAO-100|Size: 100 Tests

EnzyChrom™ Monoamine Oxidase Inhibitor Screening Kit

EnzyChrom™ Monoamine Oxidase Inhibitor Screening Kit

SKU: EIMO-100|Size: 100 Tests

EnzyChrom™ NAD/NADH Assay Kit

EnzyChrom™ NAD/NADH Assay Kit

SKU: E2ND-100|Size: 100 Tests

EnzyChrom™ NADP/NADPH Assay Kit

EnzyChrom™ NADP/NADPH Assay Kit

SKU: E2NP-100|Size: 100 Tests

EnzyChrom™ Neuraminidase Assay Kit

EnzyChrom™ Neuraminidase Assay Kit

SKU: ENEU-100|Size: 100 Tests

EnzyChrom™ Nitric Oxide Synthase Assay Kit

EnzyChrom™ Nitric Oxide Synthase Assay Kit

SKU: ENOS-100|Size: 100 Tests

EnzyChrom™ Nitric Oxide Synthase Inhibitor Screening Kit

EnzyChrom™ Nitric Oxide Synthase Inhibitor Screening Kit

SKU: EINO-100|Size: 100 Tests

EnzyChrom™ Oxalate Assay Kit

EnzyChrom™ Oxalate Assay Kit

SKU: EOXA-100|Size: 100 Tests

EnzyChrom™ Oxaloacetate Assay Kit

EnzyChrom™ Oxaloacetate Assay Kit

SKU: EOAA-100|Size: 100 Tests

EnzyChrom™ Phenylalanine Assay Kit

EnzyChrom™ Phenylalanine Assay Kit

SKU: EPHE-100|Size: 100 Tests

EnzyChrom™ Phosphoglucomutase Assay Kit

EnzyChrom™ Phosphoglucomutase Assay Kit

SKU: EPGM-100|Size: 100 Tests

EnzyChrom™ Phospholipase D Assay Kit

EnzyChrom™ Phospholipase D Assay Kit

SKU: EPPD-100|Size: 100 Tests

EnzyChrom™ Phospholipd Assay Kit

EnzyChrom™ Phospholipd Assay Kit

SKU: EPLP-100|Size: 100 Tests

EnzyChrom™ Pyruvate Assay Kit

EnzyChrom™ Pyruvate Assay Kit

SKU: EPYR-100|Size: 100 Tests