Table 2.

Overview of sample aging processes.

Sample no.	Content of CS-NPs (wt.%)	Ageing process	Sample no.	Content of CS-NPs (wt.%)	Aging process
S1	–	Unaged	S9	–	6d UV
S2	0.1	Unaged	S10	0.1	6d UV
S3	0.2	Unaged	S11	0.2	6d UV
S4	0.3	Unaged	S12	0.3	6d UV
S5	–	RTFO	S13	–	12d UV
S6	0.1	RTFO	S14	0.1	12d UV
S7	0.2	RTFO	S15	0.2	12d UV
S8	0.3	RTFO	S16	0.3	12d UV