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Bio Matrix-Certified Refurbished Pipettes

Every unit fully disassembled, cleaned, parts-replaced, and gravimetrically tested to ISO 8655. You receive the actual measured data with your order — not a batch certificate. Ships with a 180-day performance warranty.

Lab-Ready. Documented. Warranted.

Bio Matrix-certified refurbished pipettes go through the same recertification process we use for our calibration service clients. We don't batch-certify — each unit is disassembled, cleaned, tested, and issued its own NIST-traceable calibration certificate. Bio Matrix self-certifies this process; we are not an ISO/IEC 17025-accredited laboratory.

For GLP, GMP, and CAP-accredited labs, this matters: you shouldn't have to re-calibrate a pipette you just purchased to have compliant documentation. Ours arrive ready to use.

See What's In Stock
Fully disassembled, cleaned, and decontaminated
O-rings, seals, and worn parts replaced — OEM-compatible
Gravimetric testing at three points per ISO 8655
NIST-traceable calibration certificate issued per unit
Actual measured values included — not pass/fail only
Units that fail final check are not sold
180-day Bio Matrix performance warranty
Single-channel, multichannel, electronic, and manual
Eppendorf, Rainin, Gilson, Sartorius, Thermo Fisher, and more
Compatible tips available on request

How Recertification Works

The same process we run for calibration service clients — every unit, every time.

Full process details →
Step 1

Disassembly & Inspection

Complete teardown. Every component — piston, O-rings, seals, ejection mechanism — inspected against OEM spec.

Step 2

Cleaning & Parts Replacement

Ultrasonic cleaning and decontamination. Worn or marginal parts replaced with OEM-compatible components.

Step 3

Gravimetric Testing

Volume accuracy verified at three test points on a NIST-traceable balance per ISO 8655. Actual measurements recorded.

Step 4

Certificate & Data Issued

NIST-traceable calibration certificate issued per unit. Measured values at each test point included with your order.

Brands We Carry

Single-channel, multichannel, electronic, and manual configurations.

EppendorfRaininGilsonSartoriusThermo FisherOxfordDrummondBiohitBrandLabnet

Don't see your brand? Ask — we handle most major manufacturers.

Every Bio Matrix-certified refurbished unit carries a 180-day performance warranty.

Valid for 180 days from purchase, provided the instrument remains in calibration. See warranty terms for full details.

Calibration Reminder Service

Never miss a calibration due date.

We'll notify you when a technician is scheduled in your area — so you can request service in one click.

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