The analysis and evaluation of fibers, yarns, fabrics, and related products form part of PTRI services on quality control, conformance to specification, investigation of faults, and research and development (R&D). Tests are performed based on the Philippine National Standards and such international standards/methods as the International Organization for Standardization (ISO), American Society for Testing and Materials, American Association of Textile Chemists and Colorists, Japanese Industrial Standards, British Standards. The Institute's chemical and physical testing laboratories are ISO/IEC 17025:2005 accredited.
PTRI is DOST's lead agency in textile R&D. The Institute, which was recently awarded ISO 9001:2008 certificate, also offers textile-processing services. Processing evaluation for the optimum use of textile raw materials such as dyeing of blends of cotton/polyester fabrics, processability of locally available fiber by cotton spinning system, and fabric manufacturing through handloom and powerloom weaving are done at PTRI pilot plant. (Arlene R. Obmerga, S&T Media