The Institute for Certified Reference Materials (ICRM) issued the first time certified reference materials (CRM 11777-2021) of mass fraction hydrogen, oxygen and nitrogen in titanium-based materials, i.e., titanium alloy 2V (ISO 1-1) VT 1-00 1-2). finished material is presented form cylinders 2.5 mm diameter 5-6 height. a cylinder about 0.1 g. To certify gas-forming elements, we used methods fu...

Green supply chain management, as a new area for research in the field of management, that plays a vital role in the development of a manufacturing sector across the world in general and India in particular. Recycled economy is a generic term for the activities of reduction, recycle and utilization of resources in the processes of production, circulation and consumption, etc. It centers on the ...