Abbott Furnace Co., St. Marys, Pa., received accreditation to International Standard ISO/IEC 17025, general requirements for the competence of testing and calibration laboratories. Calibrations performed under the scope of accreditation are done so in accordance with the international standard, and the results are traceable to NIST standards. These calibrations also comply with the requirements of the QS 9000 standard (section 4.11.2.b.1) concerning calibration services.