Type segmentation categorizes Substance Identifier technologies according to the underlying analytical principle. The primary sub‑types include spectroscopic systems (infrared, Raman, NIR), which dominate the market because of their rapid, non‑destructive analysis and are widely adopted in bulk material verification, accounting for roughly 35 % of total revenue. Chromatographic platforms (GC, HPLC) provide high separation capability for complex mixtures and contribute about 28 % of sales, especially in pharmaceutical impurity profiling. Mass spectrometric solutions, often coupled with chromatography, deliver molecular‑level specificity and drive premium pricing, representing near 22 % of the market value. Electrochemical identifiers, such as sensor‑based devices, address low‑cost point‑of‑use needs and occupy the remaining 15 %. By isolating these type categories, the Substance Identifier segmentation framework quantifies the distinct cost structures, adoption rates, and growth drivers that collectively shape the overall market size.