From the past 75 years, Mitra S. K. (MSK) is providing Inspection and Testing facilities to sampling & Assay of Minerals, Metals, coal & coke, Fertilizers, Food, Water and Environmental parameters. The laboratories are accredited by International certification board. It has served almost all countries and gained approval & recognition worldwide. Its main territories are India, Indonesia, Japan, jordon, Albania, China, Brazil, South Korea, South Africa, Oman, Hong Kong, UAE, Turkey and Taiwan. MSK is providing technical superiority & integrity to the clients, maintaining its reputation. It also participates in global proficiency testing programs covering major commodities, some as regularly & monthly, and also conducts internal laboratory testing on monthly basis for all otherÂ laboratories under their name.