This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034.This CRM is traceable to SI unit kg and measured against primary material from an NMI, e.g. NIST. Certified content incl. uncertainty and expiry date are given on the label. Information about trace impurities are stated on the certificate. Download your certificate at: http://www.sigma-aldrich.com.
1000 mg/L P in water, prepared with high purity H3PO4 and water
For a complete product listing of our TraceCERT range of CRMs for ICP and AAS, technical information and example certificates please visit our inorganic TraceCERT website
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