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Nitrogen 99.5 % Gas for Inhalation — RxCUI 347021

RxNorm drug concept · Semantic clinical drug
RxCUI 347021 Semantic clinical drug · SCD ● Current RxNorm concept 17 FDA products 146 package NDCs Snapshot Jul 14, 2026

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Compiled from public NLM RxNorm and FDA (openFDA NDC directory) data sources. Editorial policy

What you’re looking at: the standardized identity of one medicine, as the U.S. drug-data system sees it. Below — every FDA-listed product, package code, price benchmark, and billing code that maps to it.

🗂️ Key Facts

RxCUI347021
Official nameNitrogen 99.5 % Gas for Inhalation
Concept typeSemantic clinical drug (SCD)
RxNorm statusCurrent RxNorm concept
FDA products mapped17
Package NDCs mapped146
RxNorm release07/06/2026
Snapshot dataJul 14, 2026

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🕸️ Concept Web — How Nitrogen 99.5 % Gas for Inhalation Connects

One RxCUI never lives alone. Follow the path from the raw ingredient down to the exact strength-and-form concepts FDA products carry — every stop is a real RxNorm concept with its own identifier. Hover or focus any chip for what it means.
This page's concept Nitrogen 99.5 % Gas for Inhalation RxCUI 347021

Every web starts here: one RxCUI, one fixed meaning in the RxNorm vocabulary.

  1. Ingredients 1

    The active substance itself — no strength, form, or brand attached yet.

    • Nitrogen 7456
  2. Dose forms 4

    The ingredient poured into a form — tablet, solution, cream — still without one fixed strength.

    • Nitrogen Gas for Inhalation 385092
    • Nitrogen Inhalant Product 1159825
    • Gas for Inhalation 316999
    • Inhalant Product 1151123
  3. Clinical & branded drugs 1

    Ingredient + strength + dose form. These are the concepts real FDA products actually carry.

    • Nitrogen 99.5 % 393572

Showing up to 8 concepts per family — 6 of 6 stored related concepts drawn.
These are official RxNorm vocabulary relationships — how concepts name and organize the same medicine. They do not establish therapeutic equivalence or substitutability: two concepts appearing in one web is never a statement that products can be swapped.

🔀 Generic ⇄ Brand Crosswalk

The same medicine has an unbranded (generic) identity and one or more brand-name identities — each with its own RxCUI. This is a naming relationship in RxNorm, not a statement that any two products are substitutable.

Generic (Clinical) Concepts

  • Nitrogen 99.5 % SCDC · 393572
  • Nitrogen Gas for Inhalation SCDF · 385092
  • Nitrogen Inhalant Product SCDG · 1159825

📦 FDA Products & Package NDCs

17 products · 146 package NDCs
146 package NDCs map to RxCUI 347021 in the current snapshot — up to 50 per page. Each linked NDC opens its full package page.
Package NDC Package Brand / generic name Labeler Marketing start
10218-0102-01 8500 L in 1 CYLINDER (10218-102-01) NITROGEN CEE-KAY SUPPLY, INC. 1997-04-05
10218-0102-02 6000 L in 1 CYLINDER (10218-102-02) NITROGEN CEE-KAY SUPPLY, INC. 1997-04-05
10218-0102-03 3000 L in 1 CYLINDER (10218-102-03) NITROGEN CEE-KAY SUPPLY, INC. 1997-04-05
10218-0102-04 2000 L in 1 CYLINDER (10218-102-04) NITROGEN CEE-KAY SUPPLY, INC. 1997-04-05
10218-0102-05 1000 L in 1 CYLINDER (10218-102-05) NITROGEN CEE-KAY SUPPLY, INC. 1997-04-05
10218-0102-06 650 L in 1 CYLINDER (10218-102-06) NITROGEN CEE-KAY SUPPLY, INC. 1997-04-05
10218-0102-07 400 L in 1 CYLINDER (10218-102-07) NITROGEN CEE-KAY SUPPLY, INC. 1997-04-05
10218-0102-08 177 L in 1 DEWAR (10218-102-08) NITROGEN CEE-KAY SUPPLY, INC. 1997-04-05
10218-0102-09 146 L in 1 DEWAR (10218-102-09) NITROGEN CEE-KAY SUPPLY, INC. 1997-04-05
10218-0102-10 230 L in 1 DEWAR (10218-102-10) NITROGEN CEE-KAY SUPPLY, INC. 1997-04-05
10218-0102-11 196 L in 1 DEWAR (10218-102-11) NITROGEN CEE-KAY SUPPLY, INC. 1997-04-05
10412-0095-01 145340 L in 1 DEWAR (10412-0095-1) NITROGEN Flint Welding Supply Company 1963-01-01
42241-0002-01 396 L in 1 CYLINDER (42241-002-01) Nitrogen INDUSTRIAL WELDING SUPPLY CO. OF HARVEY, INC. 2011-11-01
42241-0002-02 651 L in 1 CYLINDER (42241-002-02) Nitrogen INDUSTRIAL WELDING SUPPLY CO. OF HARVEY, INC. 2011-11-01
42241-0002-03 2973 L in 1 CYLINDER (42241-002-03) Nitrogen INDUSTRIAL WELDING SUPPLY CO. OF HARVEY, INC. 2011-11-01
42241-0002-04 3256 L in 1 CYLINDER (42241-002-04) Nitrogen INDUSTRIAL WELDING SUPPLY CO. OF HARVEY, INC. 2011-11-01
42241-0002-05 5946 L in 1 CYLINDER (42241-002-05) Nitrogen INDUSTRIAL WELDING SUPPLY CO. OF HARVEY, INC. 2011-11-01
42241-0002-06 6512 L in 1 CYLINDER (42241-002-06) Nitrogen INDUSTRIAL WELDING SUPPLY CO. OF HARVEY, INC. 2011-11-01
42241-0002-07 6626 L in 1 CYLINDER (42241-002-07) Nitrogen INDUSTRIAL WELDING SUPPLY CO. OF HARVEY, INC. 2011-11-01
42241-0002-08 7220 L in 1 CYLINDER (42241-002-08) Nitrogen INDUSTRIAL WELDING SUPPLY CO. OF HARVEY, INC. 2011-11-01
42241-0002-09 7900 L in 1 CYLINDER (42241-002-09) Nitrogen INDUSTRIAL WELDING SUPPLY CO. OF HARVEY, INC. 2011-11-01
42241-0002-10 8608 L in 1 CYLINDER (42241-002-10) Nitrogen INDUSTRIAL WELDING SUPPLY CO. OF HARVEY, INC. 2011-11-01
42241-0002-11 180 L in 1 DEWAR (42241-002-11) Nitrogen INDUSTRIAL WELDING SUPPLY CO. OF HARVEY, INC. 2011-11-01
42241-0002-12 200 L in 1 DEWAR (42241-002-12) Nitrogen INDUSTRIAL WELDING SUPPLY CO. OF HARVEY, INC. 2011-11-01
42241-0002-13 230 L in 1 DEWAR (42241-002-13) Nitrogen INDUSTRIAL WELDING SUPPLY CO. OF HARVEY, INC. 2011-11-01
52374-0016-20 25000 L in 1 TANK (52374-016-20) Nitrogen Messer Gas Puerto Rico, Inc 1960-01-01
52438-0016-20 25000 L in 1 TANK (52438-016-20) Nitrogen Messer LLC 1960-01-01
53425-0002-01 396 L in 1 CYLINDER (53425-002-01) Nitrogen IWS Gas and Supply of Texas, LTD 2011-11-01
53425-0002-02 651 L in 1 CYLINDER (53425-002-02) Nitrogen IWS Gas and Supply of Texas, LTD 2011-11-01
53425-0002-03 2973 L in 1 CYLINDER (53425-002-03) Nitrogen IWS Gas and Supply of Texas, LTD 2011-11-01
53425-0002-04 5947 L in 1 CYLINDER (53425-002-04) Nitrogen IWS Gas and Supply of Texas, LTD 2011-11-01
53425-0002-05 6513 L in 1 CYLINDER (53425-002-05) Nitrogen IWS Gas and Supply of Texas, LTD 2011-11-01
53425-0002-06 6626 L in 1 CYLINDER (53425-002-06) Nitrogen IWS Gas and Supply of Texas, LTD 2011-11-01
53425-0002-07 7221 L in 1 CYLINDER (53425-002-07) Nitrogen IWS Gas and Supply of Texas, LTD 2011-11-01
53425-0002-08 7900 L in 1 CYLINDER (53425-002-08) Nitrogen IWS Gas and Supply of Texas, LTD 2011-11-01
53425-0002-09 8608 L in 1 CYLINDER (53425-002-09) Nitrogen IWS Gas and Supply of Texas, LTD 2011-11-01
53425-0002-10 180 L in 1 DEWAR (53425-002-10) Nitrogen IWS Gas and Supply of Texas, LTD 2011-11-01
53425-0002-11 200 L in 1 DEWAR (53425-002-11) Nitrogen IWS Gas and Supply of Texas, LTD 2011-11-01
53425-0002-12 3256 L in 1 CYLINDER (53425-002-12) Nitrogen IWS Gas and Supply of Texas, LTD 2011-11-01
53440-0002-10 10 L in 1 CYLINDER (53440-002-10) Nitrogen Westair Gases & Equipment, Inc. 2000-01-01
53440-0002-11 25 L in 1 CYLINDER (53440-002-11) Nitrogen Westair Gases & Equipment, Inc. 2000-01-01
53440-0002-12 35 L in 1 CYLINDER (53440-002-12) Nitrogen Westair Gases & Equipment, Inc. 2000-01-01
53440-0002-13 176 L in 1 CYLINDER (53440-002-13) Nitrogen Westair Gases & Equipment, Inc. 2000-01-01
53440-0002-14 196 L in 1 CYLINDER (53440-002-14) Nitrogen Westair Gases & Equipment, Inc. 2000-01-01
53440-0002-15 230 L in 1 CYLINDER (53440-002-15) Nitrogen Westair Gases & Equipment, Inc. 2000-01-01
53440-0002-16 388 L in 1 CYLINDER (53440-002-16) Nitrogen Westair Gases & Equipment, Inc. 2000-01-01
53440-0002-17 643 L in 1 CYLINDER (53440-002-17) Nitrogen Westair Gases & Equipment, Inc. 2000-01-01
53440-0002-18 957 L in 1 CYLINDER (53440-002-18) Nitrogen Westair Gases & Equipment, Inc. 2000-01-01
53440-0002-19 3030 L in 1 CYLINDER (53440-002-19) Nitrogen Westair Gases & Equipment, Inc. 2000-01-01
53440-0002-20 5863 L in 1 CYLINDER (53440-002-20) Nitrogen Westair Gases & Equipment, Inc. 2000-01-01
Observed labelers: 801576526 (27) · INDUSTRIAL WELDING SUPPLY CO. OF HARVEY, INC. (13) · Westair Gases & Equipment, Inc. (13) · Gas and Supply (12) · Industrial Welding & Tool Supply, Ltd. (12) · IWS Gas and Supply of Texas, LTD (12) · +11 more — this is the FDA-listed mapping footprint, not sales, inventory, availability, or market share.

🗃️ Sources & Limits

Atlas generation902fddb9-e9c1-4004-bf4c-dba4d51037c7
openFDA export observedJul 14, 2026
RxNorm release07/06/2026
Methodology2026-07-full-catalog-v1
  • A shared RxCUI does not prove interchangeability. Products mapped to the same concept are not thereby equivalent or substitutable — equivalence is a separate, product-level determination.
  • Listing here does not establish approval or coverage. Appearing in this snapshot is a data observation, not an FDA approval status or a payer coverage decision.
  • Missing data never means zero. A silent dataset (no price, no billing code, no utilization) means no observation — not that the real-world value is zero.
  • Counts describe the mapping footprint. Product, package, and labeler counts are the FDA-listed mapping footprint in this snapshot — not sales, inventory, availability, or market share.
This product uses publicly available data from the U.S. National Library of Medicine (NLM), National Institutes of Health, Department of Health and Human Services; NLM is not responsible for the product and does not endorse or recommend this or any other product.

Machine-readable JSON

Reference information about drug-concept identifiers and public regulatory data — not medical advice. Talk to your pharmacist or prescriber about your own medication.