USP Oral Elemental Impurities A, ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material, Each

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Inorganic Standard manufactured for AA, ICP, ICP/MS, IC, XRF, and other analytical instrumentationAnalyteConcentrationCd25mg/kgHg15mg/kgPb5mg/kgAs1.5mg/kgCertificationsAccredited by A2LA for ISO/IEC 17025 and ISO/IEC Guide 34 and certified by UL-DQS to ISO 9001ComplianceGHS/OSHA Complaint