| 10736-017 | Nitrous Oxide | Nitrous Oxide | MEDICAL-TECHNICAL GASES, INC. | NDA | Current |
| 10736-017 | Nitrous Oxide | Nitrous Oxide | MEDICAL-TECHNICAL GASES, INC. | NDA | Current |
| 10736-017 | Nitrous Oxide | Nitrous Oxide | MEDICAL-TECHNICAL GASES, INC. | NDA | Current |
| 10736-017 | Nitrous Oxide | Nitrous Oxide | MEDICAL-TECHNICAL GASES, INC. | NDA | Current |
| 10736-017 | Nitrous Oxide | Nitrous Oxide | MEDICAL-TECHNICAL GASES, INC. | NDA | Current |
| 10927-102 | NITROUS OXIDE | NITROUS OXIDE | PURITY CYLINDER GASES INC | NDA | Current |
| 12121-002 | NITROUS OXIDE | NITROUS OXIDE | Badger Welding Supplies, Inc | NDA | Current |
| 12121-002 | NITROUS OXIDE | NITROUS OXIDE | Badger Welding Supplies, Inc | NDA | Current |
| 12121-002 | NITROUS OXIDE | NITROUS OXIDE | Badger Welding Supplies, Inc | NDA | Current |
| 12121-002 | NITROUS OXIDE | NITROUS OXIDE | Badger Welding Supplies, Inc | NDA | Current |
| 12121-002 | NITROUS OXIDE | NITROUS OXIDE | Badger Welding Supplies, Inc | NDA | Current |
| 12121-002 | NITROUS OXIDE | NITROUS OXIDE | Badger Welding Supplies, Inc | NDA | Current |
| 20703-003 | Nitrous Oxide | Nitrous Oxide | General Welding Supply Corp. | NDA | Current |
| 20703-003 | Nitrous Oxide | Nitrous Oxide | General Welding Supply Corp. | NDA | Current |
| 20703-003 | Nitrous Oxide | Nitrous Oxide | General Welding Supply Corp. | NDA | Current |
| 20703-003 | Nitrous Oxide | Nitrous Oxide | General Welding Supply Corp. | NDA | Current |
| 20703-003 | Nitrous Oxide | Nitrous Oxide | General Welding Supply Corp. | NDA | Current |
| 44517-020 | NITROUS OXIDE | NITROUS OXIDE | Corrigan Propane LLC dba Blue Water Industrial Products | NDA | Current |
| 44517-020 | NITROUS OXIDE | NITROUS OXIDE | Corrigan Propane LLC dba Blue Water Industrial Products | NDA | Current |
| 44517-020 | NITROUS OXIDE | NITROUS OXIDE | Corrigan Propane LLC dba Blue Water Industrial Products | NDA | Current |
| 44517-020 | NITROUS OXIDE | NITROUS OXIDE | Corrigan Propane LLC dba Blue Water Industrial Products | NDA | Current |
| 44517-020 | NITROUS OXIDE | NITROUS OXIDE | Blue Water Industrial Products, Inc. | NDA | Current |
| 52568-002 | NITROUS OXIDE | NITROUS OXIDE | Crumpton Welding Supply & Equipment, Inc | NDA | Current |
| 52568-002 | NITROUS OXIDE | NITROUS OXIDE | Crumpton Welding Supply & Equipment, Inc | NDA | Current |
| 52568-002 | NITROUS OXIDE | NITROUS OXIDE | Crumpton Welding Supply & Equipment, Inc | NDA | Current |
| 52568-002 | NITROUS OXIDE | NITROUS OXIDE | Crumpton Welding Supply & Equipment, Inc | NDA | Current |
| 52568-002 | NITROUS OXIDE | NITROUS OXIDE | Crumpton Welding Supply & Equipment, Inc | NDA | Current |
| 53511-003 | NITROUS OXIDE | NITROUS OXIDE | Volunteer Welding Supply Inc | NDA | Current |
| 53511-003 | NITROUS OXIDE | NITROUS OXIDE | Volunteer Welding Supply Inc | NDA | Current |
| 53511-003 | NITROUS OXIDE | NITROUS OXIDE | Volunteer Welding Supply Inc | NDA | Current |
| 53511-003 | NITROUS OXIDE | NITROUS OXIDE | Volunteer Welding Supply Inc | NDA | Current |
| 53511-003 | NITROUS OXIDE | NITROUS OXIDE | Volunteer Welding Supply Inc | NDA | Current |
| 55037-301 | Nitrous Oxide | Nitrous Oxide | Matheson Tri-Gas, Inc. | NDA | Current |
| 55037-301 | Nitrous Oxide | Nitrous Oxide | Matheson Tri-Gas, Inc. | NDA | Current |
| 55037-301 | Nitrous Oxide | Nitrous Oxide | Matheson Tri-Gas, Inc. | NDA | Current |
| 55037-301 | Nitrous Oxide | Nitrous Oxide | Matheson Tri-Gas, Inc. | NDA | Current |
| 55037-301 | Nitrous Oxide | Nitrous Oxide | Matheson Tri-Gas, Inc. | NDA | Current |
| 55037-301 | Nitrous Oxide | Nitrous Oxide | Matheson Tri-Gas, Inc. | NDA | Current |
| 55037-301 | Nitrous Oxide | Nitrous Oxide | Matheson Tri-Gas, Inc. | NDA | Current |
| 55037-301 | Nitrous Oxide | Nitrous Oxide | Matheson Tri-Gas, Inc. | NDA | Current |
| 55404-002 | Nitrous Oxide | Nitrous Oxide | Lessors, Incorporated | NDA | Current |
| 55404-002 | Nitrous Oxide | Nitrous Oxide | Lessors, Incorporated | NDA | Current |
| 55404-002 | Nitrous Oxide | Nitrous Oxide | Lessors, Incorporated | NDA | Current |
| 55404-002 | Nitrous Oxide | Nitrous Oxide | Lessors, Incorporated | NDA | Current |
| 55404-002 | Nitrous Oxide | Nitrous Oxide | Lessors, Incorporated | NDA | Current |
| 59579-004 | NITROUS OXIDE | NITROUS OXIDE | Praxair Distribution, Inc. | NDA | Current |
| 59579-004 | NITROUS OXIDE | NITROUS OXIDE | Praxair Distribution, Inc. | NDA | Current |
| 59579-004 | NITROUS OXIDE | NITROUS OXIDE | Praxair Distribution, Inc. | NDA | Current |
| 59579-004 | NITROUS OXIDE | NITROUS OXIDE | Praxair Distribution, Inc. | NDA | Current |
| 67477-002 | Nitrous Oxide | Nitrous Oxide | MAVERICK OXYGEN & RESPIRATORY EQUIPMENT, LLC | NDA | Current |
| 67477-002 | Nitrous Oxide | Nitrous Oxide | MAVERICK OXYGEN & RESPIRATORY EQUIPMENT, LLC | NDA | Current |
| 67477-002 | Nitrous Oxide | Nitrous Oxide | MAVERICK OXYGEN & RESPIRATORY EQUIPMENT, LLC | NDA | Current |
| 67477-002 | Nitrous Oxide | Nitrous Oxide | MAVERICK OXYGEN & RESPIRATORY EQUIPMENT, LLC | NDA | Current |
| 72276-002 | Nitrous Oxide | Nitrous Oxide | MITCHELL WELDING SUPPLY | NDA | Current |
| 72276-002 | Nitrous Oxide | Nitrous Oxide | MITCHELL WELDING SUPPLY | NDA | Current |
| 72276-002 | Nitrous Oxide | Nitrous Oxide | MITCHELL WELDING SUPPLY | NDA | Current |
| 72276-002 | Nitrous Oxide | Nitrous Oxide | MITCHELL WELDING SUPPLY | NDA | Current |
| 72276-002 | Nitrous Oxide | Nitrous Oxide | MITCHELL WELDING SUPPLY | NDA | Current |