Table 2. Life Cycle Analysis Outputs Obtained by the RECIPE Midpoint H Method for 1 kg of Chitosan Production.

impact category	unit	value
global warming	kg CO2 equiv	59.22
stratospheric ozone depletion	kg CFC11 equiv	4.03 × 10–5
ionizing radiation	kBq Co-60 equiv	2.47
ozone formation, human health	kg NOx equiv	7.98 × 10–2
fine particulate matter formation	kg PM2.5 equiv	6.07 × 10–2
ozone formation, terrestrial ecosystems	kg NOx equiv	8.13 × 10–2
terrestrial acidification	kg SO2 equiv	1.97 × 10–1
freshwater eutrophication	kg P equiv	1.39 × 10–2
marine eutrophication	kg N equiv	3.14 × 10–3
terrestrial ecotoxicity	kg 1,4-DCB	105.87
freshwater ecotoxicity	kg 1,4-DCB	1.12
marine ecotoxicity	kg 1,4-DCB	1.554
human carcinogenic toxicity	kg 1,4-DCB	1.31
human noncarcinogenic toxicity	kg 1,4-DCB	28.18
land use	m2a crop equiv	5.69
mineral resource scarcity	kg Cu equiv	1.09 × 10–1
fossil resource scarcity	kg oil equiv	11.31
water consumption	m3	34.45