Zouping Boyi Chemical Industry Co. Ltd. is based in China and lists Ferrous Sulphate on Global Trade Plaza. The product is offered in the Chemicals & Allied Products category with the chemical name ferrous sulfate and molecular formulas FeSO4·7H2O and FeSO4·nH2O. The molecular weight of the heptahydrate form is given as 278.02. The material appears as pale, blue-green crystals or granules that are efflorescent in dry air and oxidize in moist air to a brown-yellow basic ferric sulfate. It is described as soluble in water and insoluble in ethanol. The stated usage is as a nutrient and as a fruit and vegetable chromogenic reagent. Buyers can send an enquiry through Global Trade Plaza.