Practical guides on ISO/IEC 17025, measurement uncertainty, accreditation and instrument calibration from our TÜRKAK accredited laboratory.
Reading DMM specifications, solving the “% of reading + % of range” formula, and choosing calibration points on 6½-digit instruments.
Read more trending_flatFluid density, local gravity correction, air buoyancy and piston-cylinder friction — the parameters often overlooked in high-accuracy pressure measurement.
Read more trending_flatType A and Type B uncertainty components, combined standard uncertainty, expanded uncertainty and the coverage factor k=2 — explained with real calibration examples.
Read more trending_flatRisk-based interval setting, usage intensity, drift trend and previous calibration data — a practical approach to optimising calibration intervals.
Read more trending_flatTemperature distribution, stabilisation time and reference probe selection — critical points for accurate calibration from −40 °C to +650 °C.
Read more trending_flatThe effect of the 20 °C reference temperature, thermal expansion coefficients and the Abbe error on the measurement result — a practical laboratory guide.
Read more trending_flatSelecting the right reference weight class for balance readability, linearity and repeatability tests — and how the wrong choice can blow up your uncertainty.
Read more trending_flatRisk-based thinking, decision rules, impartiality assurance and reporting of results — the critical changes of the 2017 revision, with application examples.
Read more trending_flatFrom the accreditation application to post-audit corrective actions: scope definition, management system setup, risk-based thinking, quality manual, internal audit and preparing for the TÜRKAK lead-assessor visit.
Read more trending_flatPre-audit document preparation, traceability of records, personnel competence files and likely nonconformity headings — check your laboratory from top to bottom.
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