ESAB Linde R-5100 High Purity Regulators are designed for use with ultra-high purity gases in various industrial and research applications, including purging, backfilling, spectrometry, and chromatography. They offer certified minimum in-leakage, ensuring gas purity and preventing contamination. The regulators are compatible with various gases and corrosive gases resistant to the materials of construction, such as Type 304 stainless steel.