Table 1.

Stability of tetrodotoxin (TTX) in dissolution mediums (mean ± SD, n = 3).

Dissolution Medium	The Content of TTX (%)
	0 h	8 h	12 h
Pure water	100.45 ± 0.78	99.62 ± 1.04	98.46 ± 0.96
0.1 mol·L−1 HCl	100.39 ± 0.54	99.27 ± 0.86	97.75 ± 1.01
pH 5.8 sodium-phosphate buffer	101.59 ± 0.36	99.74 ± 0.62	101.48 ± 0.67
pH 6.8 sodium-phosphate buffer	97.51 ± 0.54	87.34 ± 1.48	84.85 ± 1.12