Interference Check Standard 18 without Mercury For Environmental Analysis, 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 instrumentationAnalyteConcentrationK20,000μg/mLAs1000μg/mLPb1000μg/mLTl1000μg/mLSe500μg/mLAg300μg/mLBa300μg/mLCd300μg/mLCo300μg/mLCr300μg/mLCu300μg/mLNi300μg/mLV300μg/mLZn300μg/mLMn200μg/mLBe100μg/mLCertificationsAccredited by A2LA for ISO/IEC 17025 and ISO/IEC Guide 34 and certified by UL-DQS to ISO 9001ComplianceGHS/OSHA Complaint