Sulphate of iron is a commonly used chemical compound also known as ferrous sulphate or green vitriol. It is widely used in various industries including agriculture, water treatment, and medicine. However, those who work in these industries are likely to encounter the term ferrous sulphate and green vitriol, which are synonymous with sulphate of iron. In the agriculture industry, it is also referred to as iron sulphate or ferrous sulfate heptahydrate. Similarly, in the medical field, it is known as ferrous sulphate tablets or ferrous sulfate capsules. Despite having various names, this chemical's properties remain the same, and it continues to be a vital compound in various applications.