Description

BioInkSense™ C100 Carbon Conductive Ink

High-performance screen-printable carbon conductive ink engineered for fabrication of electrochemical biosensors, printed electronics, flexible sensors, and disposable diagnostic devices. BioInkSense™ C100 delivers excellent electrical conductivity, optimized rheology, superior substrate adhesion, and outstanding electrochemical reproducibility from laboratory prototyping to high-volume manufacturing.

The formulation is optimized for fabrication of working electrodes used in amperometric, voltammetric, potentiometric, and electrochemical impedance sensors.

Technical Specifications

Property	Typical Value
Ink chemistry	Graphite/carbon composite
Printing method	Screen printing
Mesh compatibility	200–420 mesh
Recommended emulsion thickness	10–20 μm
Wet film thickness	12–25 μm
Cured film thickness	5–12 μm
Recommended curing temperature	90–120°C
Recommended curing time	10–20 min
Solid content	65–75 wt%
Viscosity (25°C)	8,000–20,000 cP
Particle size (D90)	<10 μm
Density	1.3–1.6 g/cm³
Shelf life	12 months
Storage temperature	4–25°C

Electrical Performance

Parameter	Typical Value
Sheet resistance	<20 Ω/sq @ 10 μm cured film*
Volume resistivity	<0.02 Ω·cm*
Batch-to-batch conductivity variation	<5%
Print-to-print reproducibility	CV <3%
Contact resistance variation	<5%
Adhesion	ASTM D3359 Class 5B
Electrical stability	>95% conductivity retained after 1,000 bending cycles

*Measured under recommended printing and curing conditions.

Electrochemical Performance

Parameter	Typical Value
Electrochemical window	−0.6 to +1.0 V (vs Ag/AgCl)
Peak-to-peak separation (5 mM Fe(CN)₆³⁻/⁴⁻, 100 mV/s)	<90 mV
Background current	<0.5 μA/cm²
Electrode-to-electrode reproducibility	CV <5%
Signal stability	>98% after 100 continuous measurements
Compatible techniques	CV, DPV, SWV, CA, EIS, OCP

Mechanical Performance

Parameter	Typical Value
Minimum bending radius	<5 mm
Flexibility	Excellent
Tape adhesion	ASTM D3359 Class 5B
Abrasion resistance	High
Chemical compatibility	PBS, serum, saliva, sweat, urine, aqueous buffers

Compatible Substrates

Polyethylene terephthalate (PET)
Polyester
Polycarbonate
Polyimide
Paper
Flexible polymer films
Surface-treated plastics

Manufacturing Compatibility

Manual screen printing
Semi-automatic screen printing
Fully automatic screen printing
Roll-to-roll manufacturing
Sheet-fed production

Typical Applications

Electrochemical biosensors
Glucose test strips
Immunosensors
DNA and RNA sensors
Wearable biosensors
Printed electronics
Flexible circuits
Point-of-care diagnostics
Environmental monitoring
Food safety testing

Quality Assurance

Each production batch undergoes comprehensive quality control including rheological characterization, electrical conductivity testing, electrochemical performance verification, adhesion testing, printability assessment, visual inspection, and batch-to-batch reproducibility analysis.

Available Documents

Technical Data Sheet (TDS)
Safety Data Sheet (SDS)
Printing Guide
Storage and Handling Guide
Certificate of Analysis (available upon request)

Ordering

Select the desired package size and quantity from the purchase options above. Product pricing and availability are updated automatically based on the selected package size.

Additional information

gram	10 g, 50 g, 100 g, 250 g, 500 g, 1 kg

BioInkSense™ Carbon Conductive Ink