The 16S rDNA sequence analysis indicated that CMTT-32 belonged to the branch of acidithiobacillus thiooxidans, with a similarity of 99%. A series of experiments under different conditions were made.

• 16S rDNA序列分析表明；该菌株与Acidithiobacillus thiooxidans相似性为99%25；结合形态、生理生化实验结果；确定菌株CMTT-32为嗜酸氧化硫硫杆菌.