Perkin Elmer equivalent N9300133
– LabKings provide certified standard solutions for both Organics and Inorganics use (traceable to NIST).
– These standard solutions are produced by an accredited laboratory according to ISO / IEC 17025 / 17034 (Guide 34) (A2LA).
– Quality systems of the manufacturer are tested by NSF-ISR ISO registered (9001: 2008).
– All standard solutions come with a Certificate of Analysis (CofA).
– All Inorganic single Element standard solutions carry a 18 months shelf life.