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Article
On the certification of cadmium at trace and ultratrace levels in standard reference materials using ID ICP-MS
Analytical methods used for the isotope dilution inductively coupled plasma mass spectrometric (ID-ICP-MS) measurement of Cd at μg kg−1 and sub-μg kg−1 levels are described and applied to the certification of new...
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Article
Isotope dilution inductively coupled plasma mass spectrometry (ID ICP-MS) for the certification of lead and cadmium in environmental standard reference materials
Lead (Pb) and cadmium (Cd) have been determined in six new environmental standard reference materials (SRMs) using isotope dilution inductively coupled plasma mass spectrometry (ID ICP-MS). The SRMs are the f...
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Article
Definitive method certification of clinical analytes in lyophilized human serum: NIST Standard Reference Material (SRM) 909b
The National Institute of Standards and Technology (NIST) has developed several Standard Reference Materials (SRMs) based on human serum. NIST SRM 909b, Human Serum, is a lyophilized human serum material with...