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Official Harris Two Stage Ultra High Purity Brass Barstock Regulator Model 721-125-590-c - 721125590c Starter Kit [94EceNIV]

$63.99 $204.99 -69%

Harris Two Stage Ultra High Purity Brass Barstock RegulatorIntroducing the Harris Two Stage Ultra High Purity Brass Barstock Regulator, a precision instrument designed for the control of non-corrosive gases in a wide range of applications. This regul

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Official Harris Two Stage Ultra High Purity Brass Barstock Regulator Model 721-125-590-c - 721125590c Starter Kit [94EceNIV]

Harris Two Stage Ultra High Purity Brass Barstock Regulator

Introducing the Harris Two Stage Ultra High Purity Brass Barstock Regulator, a precision instrument designed for the control of non-corrosive gases in a wide range of applications. This regulator is engineered to deliver exceptional performance, ensuring accurate pressure control with minimal contamination. With its robust brass construction and high-purity components, it is the ideal choice for environments where gas purity is paramount.

Technical Specifications and Features

Featuring a single stage cylinder design, the Model HP721 provides reliable pressure control for non-corrosive gases. Its brass barstock body, bonnet, and fittings are not only durable but also resistant to corrosion. The regulator is equipped with a 1-11/16"- 316L stainless steel diaphragm, which effectively eliminates contamination from diffusion or outgassing. Additionally, a one-piece encapsulated seat design with a 10 micron sintered internal filter protects the PTFE Teflon seat from particulate contamination. This ensures long-lasting performance and maintains the integrity of the gas being regulated.

Practical Applications and Benefits

Whether you are working in research sample systems, gas chromatography, or environmental monitoring, the Harris Two Stage Ultra High Purity Brass Barstock Regulator is the perfect solution. Its exceptional leak rate of 1 x 10-9 cc/sec inboard helium ensures that gas purity levels are maintained, making it suitable for high-purity gas applications. The external relief valve, 2” dual scale Brass Barstock gauges, and maximum inlet pressure of 3000 PSIG further enhance its functionality. With front or back panel mountable options and compliance to CGA E-4 standards, this regulator is versatile and reliable, designed to meet the demanding requirements of various industries.

What Our Customers Say

January 17, 2026

Absolutely no complaints!

The quality is just absolutely so fantastic.

- Ramon S..

January 17, 2026

Absolutely no complaints!

A great gadget that is very, very, very great.

- Briana L..

January 17, 2026

Absolutely no complaints!

An exceptional piece. My compliments.

- Wyatt S..

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