Table 1. Concentrations of Aliphatic, Carboxylic, and Phenolic OH of the hy-LNPs and the Regular LNPs According to Quantitative ³¹P NMR Spectroscopy^a.

sample	aliphatic OH	carboxylic OH	phenolic OH	total OH	wt %b
LNPs	2.05	0.44	4.07	6.56	0
hy-LNPs10	2.42	0.35	3.68	6.45	10.5
hy-LNPs20	2.68	0.24	3.38	6.29	17.8
hy-LNPs30	2.34	0.22	2.73	5.28	33.6
hy-LNPs40*	2.29	0.10	2.24	4.63	45.5
hy-LNPs50*	2.43	0.04	1.43	3.91	65.2

^aUnit: mmol/g.

^bExperimental BADGE content, calculated by (1 – phenolic OH of the hy-LNPs/phenolic OH of the LNPs) × 100%.