1. On 02/08/2022, Commerce published in the Federal Register its initiation of the antidumping duty investigations of sodium nitrite from India and the Russian Federation (87 FR 7122). The effective date of this initiation is 02/02/2022 (the applicable date stated in the FR notice). 2. The product covered by these investigations is sodium nitrite in any form, at any purity level. In addition, the sodium nitrite covered by these investigations may or may not contain an anti-caking agent. Examples of names commonly used to reference sodium nitrite are nitrous acid, sodium salt, anti-rust, diazotizing salts, erinitrit, and filmerine. Sodium nitrite's chemical composition is NaNO2, and it is generally classified under subheading 2834.10.1000 of the Harmonized Tariff Schedule of the United States (HTSUS). The American Chemical Society Chemical Abstract Service (CAS) has assigned the name "sodium nitrite" to sodium nitrite. The CAS registry number is 7632-00-0. For purposes of the scope of these investigations, the narrative description is dispositive, not the tariff heading, CAS registry number or CAS name, which are provided for convenience and customs purposes. 3. These proceedings have been assigned the case numbers below: India - case number A-533-906 Russian Federation - case number A-821-836 for Commerce purposes and case number A-462-836 for CBP purposes. 4. If there are any questions by the importing public regarding this message, please contact the Call Center for the Office of AD/CVD Operations, Enforcement and Compliance, International Trade Administration, U.S. Department of Commerce at (202) 482-0984. CBP ports should submit their inquiries through authorized CBP channels only. (This message was generated by OIV: PAO.) 5. There are no restrictions on the release of this information. Alexander Amdur