NITROGEN

ABSOLUTE AIR Shipped From: Absolute Air LLC 1305 40th Street NW Faribault, MN 55021 763-551-5393 Certificate of Analysis Customer Messer Product Nitrogen, NF Time In 06/25/2022 09:13:39 Time Out 06/25/2022 09:14:24 Trailer T21 Load 1 Lot 55021-N-22-176-1-T21 Gross Weight, lbs 75000 Tare Weight, lbs 34500 Net Weight, lbs 40500 Pre-Fill Result Specification Method Pass Pass Post-Fill Result Specification Method Purity, % 99.9891 >= 99.0000 Assay by difference O2, CO, and H2O O2, ppm/V 100 <= 10,000 O2 by Teledyne 3000TA-XL Electrochemical CO, ppm/V 4 <= 10 CO by Teledyne GFC-7001T Non-Dispersive Infrared H2O, ppm/V 5 N/A H2O by Teledyne 8800A Electrochemical Odor None None Organoleptic Analyst: I declare that this analysis was completed within all Absolute Air policies and procedures and that the product meets Absolute Air specifications. Signed Date/Time Release By: I declare that this certificate is accurate, completed, and compliant with the applicable policies and procedures and that the product meets Absolute Air specifications. Signed Date/Time Picked Up By: I declare that I have received the required documentation for shipment of this product and that I have the North American Emergency Response Guide or an MSDS. Signed Date/Time nitrogen coa

• ABSOLUTE AIR Shipped From: Absolute Air LLC 1305 40th Street NW Faribault, MN 55021 763-551-5393 Certificate of Analysis Customer Messer Product Nitrogen, NF Time In 06/25/2022 09:13:39 Time Out 06/25/2022 09:14:24 Trailer T21 Load 1 Lot 55021-N-22-176-1-T21 Gross Weight, lbs 75000 Tare Weight, lbs 34500 Net Weight, lbs 40500 Pre-Fill Result Specification Method Pass Pass Post-Fill Result Specification Method Purity, % 99.9891 >= 99.0000 Assay by difference O2, CO, and H2O O2, ppm/V 100 <= 10,000 O2 by Teledyne 3000TA-XL Electrochemical CO, ppm/V 4 <= 10 CO by Teledyne GFC-7001T Non-Dispersive Infrared H2O, ppm/V 5 N/A H2O by Teledyne 8800A Electrochemical Odor None None Organoleptic Analyst: I declare that this analysis was completed within all Absolute Air policies and procedures and that the product meets Absolute Air specifications. Signed Date/Time Release By: I declare that this certificate is accurate, completed, and compliant with the applicable policies and procedures and that the product meets Absolute Air specifications. Signed Date/Time Picked Up By: I declare that I have received the required documentation for shipment of this product and that I have the North American Emergency Response Guide or an MSDS. Signed Date/Time nitrogen coa