1. Invitation received from the prestigious ‘American Chemical Society’(ESTD-135 yrs ago) on 29-11-2013 via postal mail along with their nomination letter bearing Fellow nominated no FN-12047213025 and Candidate Promo Code 1513JA601 to join the ACS network as a member. 2. Joined to the ACS network as ACS nominated member on 6th Dec – 2013. 3. Felicitated with ‘Certificate of Honour’ by Honble Chief Minister, Govt. of Tripura, Mr.Manik Sarkar on behalf of tripurainfo.com @ Agartala Town hall, Agartala, Tripura (w), Tripura, India, dated 7th July-2013. 4. Felicitated with ‘Certificate of Honour’ by Honble Higher Education Minister, Govt. of Tripura, Mr. Anil Sarkar @ Govt. Degree College, Dharmanagar, North Tripura, Tripura, India, dated 27th Sept-2012. 5. Felicitated with ‘Certificate of Honour’ by Department of Chemistry, Govt. Degree College, Dharmanagar, North Tripura, Tripura, India, dated 12-Sept 2012.Felicitated by TCTA Unit Cell, Department of Chemistry, Govt. Degree College, Dharmanagar, North Tripura, Tripura, India dated 25-Sept 2012. 6. Felicitated with ‘Certificate of Honour’ by ‘Saktisangha Club’ , Kailashahar, Unakoti, Tripura, in the Inauguration day of 50th Durga Puja dated 19th – Oct 2012. 7. Felicitated with ‘Certificate of Honour’ by ‘Eikatan Club’, Kailashahar, Unakoti, Tripura, in the Inauguration day of Kali Puja dated 12th – Nov 2012.‘SARAD SAMMAN-2013 IN EDUCATION’– dated 12-10-2013, Nabajagrata Club (Estd-1970), Kailashahar, Unakoti Tripura, Tripura, India. 8. Honour received from the Ramthakur College (NAAC Gr.-B), Agartala, Tripura (West), Tripura, India on behalf of the Principal and other faculty members of the College on dated 01-01-2014 on the innovation of 14 New teaching methodologies including 34 completely new formulae in the Chemistry World and also on the Invitation along with nomination received from the Prestigious American Chemical Society, USA to join the impressive ACS network. 9. Awarded as ‘ P M L P M R F ’- 1st Fellow from Tripura University, Tripura, India – Duration two(02) years (2002-2004). 10. Felicitation Program Organized by Book Fair Committee, Kailashahar on 18-05-2018 on my ‘Innovational Research in the Field of Chemistry’. Felicitated by Mr.Nitish De , Convener, Book Fair Committee, Kailashahar – 2018. 11. Felicitated with ‘Certificate of Honour’ in the 57th Teacher’s day on dated 5th Sept 2018 at Press club, Agartala, Organized by the Lions Club Agartala, Rajdhani (Dist:322G). 12. Felicitated with ‘Certificate of Honour’ by the College of Astrology, Govt. of Tripura, With the title of ‘Jyotish Vigyani Bandhu’ at Press Club Agartala dated 11th Aug 2018. 13. Invited and Felicitated as a Keynote speaker in the program of ‘World Ozone Day 2018’ organized by the Department of Science, Technology and Environment, Govt. Of Tripura dated 28th Sept 2018. 14. Received Felicitation from the National Figure Major General G.D.Bakshi, S.M.,V.S.M. dated 8th Oct 2018 at Rabindra Bhavan, Agartala in the celebration of Platinum Jubilee of Azad Hind Government established by Netaji Subash Chandra Bose, organized by the ‘Elite Society’ Agartala, Tripura, India. 15. Invited and Felicitated as a Keynote speaker in the program of ‘Talk Show on Innovation in Chemical Education’ dated 8th Nov 2018 organized by the Kailashahar Municipal Council and Education Department, Govt. of Tripura at Unakoti Kalakhestra, Kailashahar, Unakoti Tripura. Youtube Link: https://www.youtube.com/watch?v=w27JzneMwwc&t=169s 16. Felicitated with ‘Certificate of Honour’ in the celebration of ‘National Press Day-2018’ dated 16th Nov 2018, Organized by the Tripura Journalist Union, Unakoti District Committee, at Unakoti Kalakhestra, Kailashahar, Unakoti Tripura. 17. Invitation based Committee Member certificate of 2nd International CMER Conference (Chemistry, Materials, and Energy), Guangzhou, China, dated October 11-13, 2019 received from the committee of CMER 2019, China dated 26th July 2019. << Dr. Arijit Das’s Certificate >> 18. Dr. Das invited and delivered his interactive speech (Duration 1Hr) on ‘International Year of the Periodic Table (IYPT-2019)’ at 47th State Level Science, Mathematics and Environment Exhibition 2019-20, Agartala, Tripura dated Dec 02, 2020, organized by the SCERT, Govt. of Tripura. You Tube Link |