thiosulphate

例句：

1. 1.This chemical is used to treat algae in swimming pools.
   这种化学物质用于游泳池中的藻类治疗。
2. 2.The process involves adding a solution of sodium thiosulfate to the water.
   这个过程包括向水中添加硫代硫酸钠溶液。
3. 3. The thiosulphate solution has been found to be effective in killing bacteria.
   硫代硫酸盐溶液被发现能有效杀死细菌。