Strontium-90 solution with trace yttrium ions NIST SRM 4239a SDS – National Institute of Standards and Technology (NIST)
Collected by RESDS. Original publisher PDF retained. SRM 4239a. Radioactive strontium-90 in hydrochloric acid. Section 3 explicitly states trace Y+3 and Sr+2; Section 2 identifies the yttrium-90 decay product. Included as a yttrium-containing mixed solution, not as a pure yttrium standard. Yttrium CAS/concentration are not specified. Hydrochloric acid CAS 7647-01-0; water CAS 7732-18-5. Original publisher: National Institute of Standards and Technology (NIST). Original issue date: 11 October 2022. Reuse basis: https://www.nist.gov/copyrights-disclaimers