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Precision University develops skill sets in specialty gas filling through both classroom and hands-on instruction. The program focuses on all aspects of specialty gas filling and testing.

This Registration Page is specifically for the Level 1 (Basic) Courses in September of 2019





Sept 16-18, 2019  Basic Gravimetric Mixture Filling Sept 18-20, 2019  Basic Gas Chromatography


All classroom and hands-on training will be held at the new one-of-a-kind Weldcoa Innovation Center; a full functioning fill plant and spec gas facility.

Address: 338 East Sullivan Road, Aurora IL 60505 USA (directly across the street from Weldcoa’s 335 East Sullivan Road, Aurora manufacturing facility)


curriculum details:

Gravimetric Mixture Filling Course - Level 1 (Basic)

This course is designed for specialty gas mixture personnel who need the basics of making Specialty Gas mixtures. Prior lab experience is helpful but not required. This is a 3-day lecture with hands-on lab exercises.

What is not covered: This course does not cover fuel/oxidizer mixtures, toxic/corrosive mixtures or EPA protocal mixtures. Please contact Weldcoa for additional information and schedules for these advanced application.

Gas Chromatography Course - Level 1 (Basic)

This course is designed for personnel who need to use a gas chromatograph. Prior lab experience is helpful but not required. This is a 3-day lecture with hands-on lab exercises.


A single class is $950 per attendee. If the attendee registers for both the Gravimetric Mixture Filling AND Gas Chromatography Course in the same week – each class is $900 ($1,800 total). Most students attend both courses.

To register - Fill out the form to the right and push submit. 

Class will start at 8:00am and end at approx. 5:00pm each training day.



Attendees are responsible for their own transportation, meal and hotel costs. If you are flying in, it is recommended that you rent a vehicle to get around. Weldcoa does not provide any shuttle services to the hotels or the airport(s). Weldcoa now has established a flat rate with two hotel options near Weldcoa. These hotels are approximately 5-10 minutes from Weldcoa’s facility.

Holiday Inn Express & Suites – RATE $109

P: 630-896-2800 | 111 N Broadway | Aurora, IL 60505
This Holiday Inn Express & Suites is in downtown Aurora next to the popular Two Brothers Brewery. Several restaurants, as well as the casino, are within walking distance. They have just completed a significant amount of renovating and they offer a free Continental Breakfast. If interested in booking at this location, call the hotel directly at 630-896-2800 and mention Weldcoa.

Holiday Inn Aurora-North Naperville – RATE $108

P: 630.806.7400 | 2424 W. Sullivan Road | Aurora, IL 60506
Some guests prefer this location over the other Holiday Inn because the Broadway Holiday Inn is near railroad tracks. Another perk at this location is that they have a bar for a convenient night cap if desired. If interested in booking at this location, call the hotel directly at 630-806-7400 and mention Weldcoa.

O’Hare International Airport (ORD) and Chicago Midway International Airport (MDW) are both about the same distance from our facility (approx. 35-40 miles). Travel time is about 40-90 minutes depending on the time of day and weather conditions.



If you have any questions and/or need assistance, please feel free to contact Melissa Heard, Director of Marketing  for Weldcoa. She can be reached at Melissa@Weldcoa.com or at 847-72-1035


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