In 2013, the Department of Trade and Industry-Philippine Accreditation Office (DTI-PAO) accredited 21 testing and four calibration laboratories to ISO/IEC 17025, the international standard for the competence of testing and calibration laboratories.

Two of these are government laboratories conducting tests for potable water and drugs—National Reference Laboratory for Environmental and Occupational Health, Toxicology and Micronutrient Assay in East Avenue Medical Center, Quezon City; and for electrical and electronic products—Bureau of Product Standards Testing Center (BPSTC) of the DTI in Bicutan, Taguig City.

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