中文文献中“在常温常态常压的空气中分解，半衰期约为15～30min”，表述不细致。因为湿度和风速对半衰期有显著的影响。国外有文献比较精确。HLT was as high as 1524 min (25.4 h) in still air at 24 °C and zero humidity, which was substantially longer than previously published data (i.e., 30–40 min). 
https://www.sciencedirect.com/science/article/abs/pii/S0022474X13000659