STATEMENT OF NEED (SON)

COMPRESSED GASES

Revision 1, 6 April 2026

1. INTRODUCTION

1.1. Purpose: The purpose of this SON is to provide the requirement details for fulfilling the ongoing need for the supply and delivery of compressed gas cylinder mixtures to the National Oceanic and Atmospheric Administration (NOAA) Office of Oceanic and Atmospheric Research (OAR) Global Monitoring Laboratory (GML) facility in Boulder, CO.

1.2. Scope: The scope of this SON includes the minimum specifications for all of the required gases, estimated quantities of the required gases, delivery requirements, and other requirements. The contractor shall provide all supplies, equipment, and labor necessary to provide for the supply and delivery of compressed gases as outlined in this SON.

2. REQUIREMENTS

2.1. General: The contractor shall be responsible for the supply and delivery of compressed gases with the required specifications in Table 2.1.

Table 2.1

Description Specifications

Ballon-Grade Helium

Provided in NOAA-owned and labeled high-pressure steel cylinders, 200 cubic feet (cu ft) capacity

Have a minimum fill pressure of 2000 psi Have standard CGA fittings

Low-Grade Hydrogen Have a minimum fill pressure of 2000 psi Have standard CGA fittings

Research-Grade Helium Have N2 concentrations below 3% and O2 concentrations below 2% relative to mass 69 (respectively) as measured by GCMS at NOAA lab Have standard CGA fittings

UHP Nitrogren

Meet 99.999% purity specs Supplied in minimum 200 cu ft capacity high pressure cylinder Have a minimum fill pressure of 2000 psi Have standard CGA fittings

Ultra-Zero Air

Meet 99.999% purity specs Supplied in minimum 200 cu ft capacity high pressure cylinder Have a minimum fill pressure of 2000 psi Have standard CGA fittings

Welding Grade Argon Supplied in minimum 80 cu ft

Welding Grade Oxygen Supplied in minimum 80 cu ft

CO2 in Air 350 400 ppm CO2 balance in ultra zero air. Blend tolerance +-10% of target.

Have standard CGA 590 fittings

CO2 in Argon

Contain 0.25% CO2 in Ar. Blend tolerance +-10% of target. Mixture blended from UHP Research Grade (99.999% purity) components.

Supplied in minimum 200 cu ft capacity high pressure cylinder Have a minimum fill pressure of 2000 psi

Have standard CGA fittings

Oxidizer

Contain 40% O2 in N2 balance. Blend tolerance +-10% of target. Mixture blended from UHP Research Grade (99.999% purity) components..

Supplied in minimum 200 cu ft capacity high pressure cylinder Have a minimum fill pressure of 2000 psi Have standard CGA fittings

UHP Research Grade Hydrogen

Meet 99.999% purity specs Supplied in minimum 80 cu ft capacity high pressure cylinders Have a minimum fill pressure of 2000 psi.

Have standard CGA fittings

P5

Contain 5% CH4 in Ar balance suitable for Electron Capture Detector (ECD) applications. Mixture blended from UHP components.

Supplied in minimum 200 cu ft capacity high pressure cylinder Have a minimum fill pressure of 2000 psi Have standard CGA fittings

Nitric Oxide

Contain 10ppmv (Nitric Oxide +-10% of target) in Nitrogen Balance Meet EPA protocol regulations Supplied in minimum 150 cu ft capacity high pressure cylinder Have a minimum fill pressure of 2000 psi Have standard CGA-660 fittings

Sulfur Dioxide (SO2) in Nitrogen

Contain 10ppmv (Nitric Oxide Sulfur Dioxide +-10% of target) in Nitrogen Balance

Meet EPA protocol regulations Supplied in minimum 150 cu ft capacity high pressure cylinder Have a minimum fill pressure of 2000 psi Have standard CGA-660 fittings

Nitric Oxide (NO) High Concentration in

Nitrogen

Contain 10,000ppmv (Nitric Oxide +-10% of target) in Nitrogen Balance Supplied in minimum 150 cu ft capacity high pressure cylinder Have a minimum fill pressure of 2000 psi Have standard CGA fittings

2.1.1. The contractor shall provide rental cylinders except for the balloon-grade cylinders owned by GML.

2.1.2. The contractor shall ensure cylinder caps are attached with tags clearly indicating a status of Full, In

Use, or Empty.

3. DELIVERIES:

3.1. General. Deliveries shall only occur on an as-needed basis after receiving authorization from an authorized individual. The Government will provide authorized requests at least 2 weeks in advance of desired delivery date. Regular deliveries occur weekly on Monday through Friday.

3.2. Coordination. The contractor shall coordinate with the GML contacts in advance of each delivery to arrange delivery and ensure personnel are on site.

3.3. Delivery Lead Time. The contractor shall provide deliveries of the gases listed in Table 2.1 to the GML site within 2 weeks of receiving authorization.

3.4. Pickup Lead Time. The contractor shall provide pickups of empty gas cylinders within 2 weeks of pickup request; longer wait times beyond 2 weeks shall not incur rental fees.

3.5. Place of Delivery: The contractor shall make deliveries at the Building 22 North Loading Dock or the DSRC

Building South Loading Dock at the following address:

David Skaggs Research Center (DSRC) Building 22 325 Broadway Boulder, CO 80305

Phone (receiving): 720-475-3010

3.6. Delivery Tickets. The contractor shall ensure all deliveries are accompanied by a delivery ticket. Delivery tickets shall include the following information:

Name of supplier Contract Number Full name of the Government authorized individual(s) Government Group Date and time of delivery Itemized description of goods delivered (e.g., type of gases, quantities, for whom, if multiple authorizations are included in single delivery, etc.)

Full description of gas cylinders picked-up

4. SECURITY & SAFETY:

4.1. Delivery Driver. The contractor shall ensure delivery drivers have all required documentation that provides authorization from the Government to enter the Boulder Campus.

4.1.1. Documentation. The contractor shall ensure delivery drivers documentation is completed within five days after receiving the documentation requirements from the Government for the Boulder Campus delivery entry. The Government will provide documentation requirements within five days after issuance of Government authorization. The Government will notify the contractor if any driver is determined to be unauthorized for entering the Boulder Campus at least one business day prior to the scheduled delivery. Any changes to the completed delivery driver documentation (i.e., a new driver) must be provided with the accompanying documentation no more than three days before the scheduled delivery.

4.1.2. Entry Requirement Changes. The Government will promptly notify the contractor of any changes to the documentation requirements for the Bounder Campus. The contractor shall provide revised documentation within five days of notification and ensure delivery driver documentation is complete and accurate prior to delivery.

4.2. All rules, regulations, and laws concerning safety and security must be followed at all times on Federal property. No smoking during the delivery nor within 50 feet of the loading dock.