A world supplier of rare earth products. The products of Hefa are divided into three groups, seven series and over fifty varieties. The main products include single rare earth oxide, rare earth chloride, rare earth carbonate, rare earth nitrate; rare earth fluoride, mixed rare earth oxide and all kinds of rare earth concentrates; single rare earth metal, battery level mischmetal, hydrogen storage powder; nickel-hydrogen cell and cell group, etc.

Optiglass home of glass and guartz engineering, manufacturing optical components, cuvettes, lenses, prisms, mirrors and spectrophotometer reference materials

Stanford Materials is a supplier of various oxides, metals, alloys, advanced ceramic materials, and minerals.

ESPI High Purity Metal Specialists since 1950 Specializing in the fabrication of high purity metals, alloys, and compounds since 1950. Manufacturer of DeContam®, an aggressive water based, non-hazardous cleansing agent specifically formulated for the electronic, aerospace and nuclear industries. ESPI's products aid researchers in a broad range of disciplines including: electronics research and manufacture, government, and universities.

GlobalSpec is a search engine and information resource for the engineering, industrial and technical communities. We help you quickly find industrial parts, specifications and services.