phosphite

例句：

1. 1.This chemical is used in the production of fertilizers and pesticides.
   这种化学物质用于生产肥料和农药。
2. 2. The phosphite crystals are transparent and have a white color.
   磷酸盐晶体透明，呈白色。
3. 3.Phosphate rock is a common mineral found in many soils.
   磷酸岩是一种常见的矿物，存在于许多土壤中。