PurityPlus specialty gases deliver the purity you need plus the availability and service you demand.

Purity. PurityPlus™ Specialty Gases is a world-class performance product. High quality is our trademark - anything less is simply not acceptable. The stakes are too high, the costs too great. From our sophisticated laboratories to the expertise of our customer service and sales associates, Purity Plus is truly a breakthrough in specialty gases.

Weldstar is one of fourteen IWDC distributors authorized to fill PurityPlus Specialty gases.  PurityPlus distributors are qualified by an independent auditor to assure that the gases we provide are consistant in quality.  Specialty gases include such gases as: laser gases, tracer gases, EPA protocols and hydrocarbons to name a few.

With PurityPlus Specialty Gases, it’s all about purity and availability. All PurityPlus production facilities are certified by an independent, third-party source. And, PurityPlus is available from local distributors with technical expertise and customer service. Certified purity and local availability— two good reasons why you can be confident in PurityPlus for all of your important applications.

The quality your industry demands:

Pharmaceutical/Biotechnology PurityPlus Specialty Gases meet and exceed GMP/QSR requirements for gases with certified production to meet your specifications. Custom purities also available.	Chemical/Petrochemical As testing agents or raw materials and components, PurityPlus Specialty Gases are mixed to individual plant and process-specific requirements using GPA guidelines to assure accurate analysis.
Environmental Zero-Grade and certified support gases are produced in conformance with EPA specifications and certified to assure stable and repeatable Emissions analyzer operation.	Food/Food Service PurityPlus Specialty Gases for the food services industry are produced by independently audited, FDA registered food manufacturing facilities for applications including cryo-freezing, carbonation, hydrogenation and others.
Healthcare From clinical laboratories to research laboratories, surgical suites, and more, PurityPlus Specialty Gases include Oxygen, USP; Nitrous Oxide, USP; Nitrogen, NF; clinical blood gas mixtures; medical laser mixtures; etc.	Laboratories/Research/Universities The highest quality pure gases and mixtures for calibrating and supporting instruments, PurityPlus specialty gases include common as well as hard to find products and grades: carrier and support gases; calibration gases; electron capture mixtures; i.c. maintenance and physical plant support gases.
Semiconductor PurityPlus Specialty Gases for the semiconductor industry meet your exacting specifications. Special grades available.	Metal Fabrication For welding, cutting, fabrication and heat treating requirements, PurityPlus specialty gases include pure gases and mixtures.
Life Sciences PurityPlus Specialty Gases for pharmaceutical and medical devices meet and exceed GMP/QSR requirements for gases. Certificates	back to specialty gases »