Confidence in every microliter.

Yes. Pipette Master LLC is an ISO/IEC 17025:2017 accredited calibration laboratory through PJLA, Accreditation No. 121644. Our accredited service provides NIST-traceable, audit-ready results within our approved scope.

Level 1 includes preventive maintenance, cleaning, leak and function testing, two-point gravimetric calibration, a PASS/FAIL report, label, and one-year service warranty. Level 2 is intended for clinical, GLP, GMP, and audit requirements and includes an ISO/IEC 17025 accredited certificate with reported measurement data and uncertainty.

Published single-channel pricing is $20 per unit for Level 1 and $35 per unit for Level 2. Multichannel pipettes, repeaters, pipette aids, dispensers, repairs, and other laboratory equipment are quoted according to equipment type, quantity, and service requirements. Bulk pricing may be available.

Yes. We provide scheduled on-site calibration to reduce downtime and keep instruments close to your laboratory. We serve customers in Houston, throughout Texas, and at locations across the United States.

Yes. Customers may choose on-site service, mail-in service, or pickup and delivery where available. Same-day or next-morning return may be possible for local batches when arranged in advance.

Turnaround depends on quantity, equipment condition, parts, location, and certificate requirements. Routine local batches are often completed quickly. Typical repair turnaround is 48–72 hours; major repairs may require 5–7 days. We will confirm timing before service begins.

We calibrate and repair all major pipette brands and models, including single-channel, multichannel, electronic, repeater, dispenser, and pipette-aid equipment. Common manufacturers include Eppendorf, Rainin, Gilson, Sartorius, and Thermo Fisher Scientific.

Service may include complete disassembly, internal and external cleaning, piston inspection and polishing, lubrication, seal or O-ring replacement as needed, leak testing, functional testing, adjustment, calibration, and a service label.

Depending on the selected service, documentation may include as-found and as-left data, raw measurements, mean, accuracy, precision or %CV, measurement uncertainty, traceability information, equipment identification, calibration status, and the technician or authorized signatory approval.

Yes. Testing volume points, replicate counts, and acceptance limits can be customized to your quality system or contract requirements. Tell us whether you require ISO 8655 testing, accredited certification, specific volumes, or a customer-defined specification when requesting a quote.

We provide both calibration and repair. Minor maintenance and common wear parts may be handled during service. If a major component is required, we will explain the issue, timing, and repair cost before proceeding.

Submit the service-request form with your equipment counts, location, preferred dates, and certificate requirements. We can work with institutional purchase orders and provide common vendor documents such as a W-9, insurance certificate, accreditation certificate, and formal quote when requested.

Level 1 service includes a one-year service warranty. Warranty coverage applies to the completed service; damage, misuse, contamination, or unrelated replacement parts may require a separate evaluation.

Contact us with the equipment ID or serial number and describe the discrepancy. We will review the calibration record and provide a corrected certificate or label when a correction is confirmed.