Segmentation by type distinguishes metal salts according to their anionic counterpart, a classification that shapes production logistics and downstream pricing. Chlorides, including nickel chloride and zinc chloride, dominate with the highest volume because of their solubility and direct use in electroplating and catalyst preparation, representing roughly 40 % of type‑based sales. Nitrates, such as iron nitrate and copper nitrate, follow at about 25 %, favored in catalytic oxidation and as precursors for oxide powders after thermal decomposition. Sulfates, exemplified by manganese sulfate and copper sulfate, hold a 20 % share, driven by extensive use in battery cathodes and agricultural micronutrient formulations. Oxides, produced from the thermal conversion of salts, account for 10 % of the market, primarily serving pigment and refractory applications where thermal stability is essential. Acetates, including cobalt acetate and nickel acetate, comprise the remaining 5 %, largely utilized in specialty polymer synthesis and surface‑active agents. This type‑based market taxonomy clarifies how chemical form influences both supply chain complexity and revenue distribution across the Transition Metal Salt market.