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. 2021 Jan 29;18(3):1232. doi: 10.3390/ijerph18031232

Table 2.

Kinetic fitting results of the carbon release process.

Materials	Second-Order Reaction					Ritger–Peppas
Materials	Equation	R ²	c _m	1/k	t _1/2	Equation	R ²	n
RS	1/c = 0.0006/t + 0.0013	0.99	769.23	1666.67	0.46	M_t/M_∞ = 0.7462t^0.07	0.83	0.07
WS	1/c = 0.0052/t + 0.0045	0.98	222.22	192.31	1.16	M_t/M_∞ = 0.5621t^0.13	0.90	0.13
CS	1/c = 0.0015/t + 0.0006	0.99	1666.67	666.67	2.50	M_t/M_∞ = 0.5097t^0.16	0.78	0.16
CC	1/c = 0.0077/t + 0.0029	0.99	344.83	129.87	2.66	M_t/M_∞ = 0.4588t^0.18	0.83	0.18
SS	1/c = 0.0098/t + 0.0046	0.98	217.39	102.04	2.13	M_t/M_∞ = 0.4479t^0.18	0.91	0.18
SH	1/c = 0.0031/t + 0.0025	0.99	400.00	322.58	1.24	M_t/M_∞ = 0.5744t^0.13	0.86	0.13