FREE shipping on all online orders of $95 or more! No promo codes needed! See Details

NSI by Portagas™ 25 PPM/H2S, 100 PPM/CO, 30% LEL 4200 PPM/Pentane, Air Calibration Gas

Item# 328218
My Item# - {{productController.getFirstCustomMaterialOption().customMaterialNumber}}
My Item#
{{customMaterialNumberOption.characterSetOption ? customMaterialNumberOption.characterSetOption + " - " : ""}}{{customMaterialNumberOption.customMaterialNumber}}
custom material
Non-Custom item is available here
new! sale clearance special offer! rebate!
Available for pickup

Please Call for Ordering Information:


For sales & customer support
7:30am - 7:00pm ET, Mon-Fri
Shipping restrictions may apply by region
Please enter a valid quantity

Please Note: Based on quantity ordered, one or more Ground Hazmat Handling Charges will be added to each shipment. We're sorry, we are unable to ship this product by air.

Product Reviews

There are currently no reviews for this product. Add your review.

Northern Safety is proud to be the home of NSI® Brand Products. From N-Specs® Safety Eyewear, to ActivGard® Protective Clothing, NS® Gloves, and much more. With NSI® Brand products, you'll find top quality products at unbeatable prices.

  • Eliminate the hassle associated with disposing of your empty gas cylinders
  • Reduce your waste and carbon footprint
  • Each PortaGreen gas cylinder comes with a prepaid return-shipping label. Once the cylinder is empty, strip off the shrink-wrap to reveal the return label and hand it off to your shipper

Recycling is easy and convenient:

Step 1: Once the cylinder is empty, it is no longer hazardous. Simply follow the return instructions printed on the cylinder.

Step 2: Remove shrink-wrap containing the outbound shipping labels.

Step 3: Place the empty cylinder into the original shipping container and hand it off to FedEx.

Find out how to recycle your gas cylinders.

Vendor Part Number# - {{productController.productDetails.vendorPartNumbers[0].partNumber}}
Vendor Part Number#
{{vendorPartNumber.characterSetOption ? vendorPartNumber.characterSetOption + " - " : ""}}{{vendorPartNumber.partNumber}}
Warning WARNING: California's Proposition 65 Click Here
Prop 65 labels click here

Pricing reflected is accurate as of date printed: 9/21/2021, 7:10 AM
Prices may be subject to change at any time.

Back to Top