Hardiningtyas, S.D., Bahri, D.F. and Suptijah, P. 2022. Antimicrobial Activity of Nanochitosan Shrimp Shell as a Hands Sanitizer. Journal of Marine and Coastal Science. 11, 1 (Feb. 2022), 1–8. DOI:https://doi.org/10.20473/jmcs.v11i1.33821.