About Chromatography Research Supplies, Inc.
- CRS has over 25 years of experience manufacturing high-quality GC supplies. We are a leading manufacturer of electronic and manual crimping tools, gas filters, ferrules, and injection port septa. CRS also provides sample vials, caps and seals, and other GC accessories for sample injection and capillary GC columns. Our products are used in analytical laboratories worldwide, where they are known for quality, ease of use and high levels of support.