Tracking, analysis, evaluation of and reporting on materials recycling and processing services and the resulting recycled and reprocessed products and materials of others to verify and certify recycling practices and conformity with certification standards; scientific and technological services, namely, scientific research services in the field of materials processing, materials treatment and recycled content in products and packaging; materials tracking, testing, and analysis of recycled materials used in the manufacture of products and packaging; quality assurance consulting in the field of recycled products and packaging materials; performing quality control and testing of goods and services for others to determine conformity with certification standards; quality control of services, namely, testing, analysis and evaluation of third-party services to determine conformity with certification standards; research and consultancy services in the field of environmental protection; quality management services, namely, quality evaluation and analysis, quality assurance, and quality control in the field of environmental protection