1.1.1.422 15 - half-life: 379.4 h 1.1.1.422 15 25 PseDH exhibits a reasonable stability in the range of 15 to 25°C with half-lives of 379.4 and 279.7 h, respectively 1.1.1.422 25 - half-life: 279.7 h 1.1.1.422 25 - half-life: 279.9 h 1.1.1.422 40 - half-life: 0.78 h 1.1.1.422 40 - rapid enzyme PseDH deactivation was observed at 40°C (t1/2 of 0.78 h)