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Development of Standard Reference Materials to support assessment of iodine status for nutritional and public health purposes
clinical laboratory iodine reference materials quality control standardization thyroid function tests
2018/12/14
The use of urinary iodine as an indicator of iodine status relies in part on the accuracy of the analytical measurement of iodine in urine. Likewise, the use of dietary iodine intake as an indicator o...
Speciation of 38 elements in eight GSJ geochemical sedimentary reference materials determined using a sequential extraction technique
CR protocol geochemical reference material sequential extraction speciation
2017/4/11
A sequential extraction procedure developed by the European Community Bureau of Reference (BCR) was applied to
eight sediment geochemical reference materials provided by the Geological Survey of Japa...
Osmium concentrations and 187Os/188Os ratios of three sediment reference materials
Os concentration Os isotope sediment reference material Geochemical Survey of Japan heterogeneous Os
2017/4/11
187Os/188Os ratios and osmium concentrations were analyzed in sedimentary reference materials JSd-3, JMS-1, and
JMS-2, issued by the Geological Survey of Japan, using the isotope dilution method with...
Remarks on Some Reference Materials for Applications in Elastic Peak Electron Spectroscopy
Remarks Applications Electron Spectroscopy
2010/9/17
The quantification of results of electron spectroscopies, AES and XPS, requires knowledge of the inelastic mean free path (IMFP) of signal electrons in solids. This parameter determines the surface s...
Comprehensive analysis for major, minor and trace element contents and Sr-Nd-Pb-Hf isotope ratios in sediment reference materials, JSd-1 and MAG-1
Sediment standard JSd-1 MAG-1 trace elements Sr-Nd-Pb-Hf isotope ratios
2017/8/9
In view of the requirement of a well-characterized and easily available aquatic sediment reference material, a comprehensive analysis comprising of fifty major, minor and trace elements as well as Sr-...
A method for the production of a series of certified gold reference materials is presented. These reference materials are intended for use in the analysis of the elemental composition of gold alloys u...
Oxygen three-isotope ratios of silicate reference materials determined by direct comparison with VSMOW-oxygen
oxygen three-isotope ratios silicate reference materials VSMOW-SLAP normalization terrestrial fractionation line BrF5 fluorination
2017/8/10
The δ17O and δ18O values of some international silicate reference materials such as NBS-28 quartz, NBS-30 biotite, UWG2 garnet, San Carlos olivine and some mineral separates of terrestrial origin were...
Reference materials for the determination of contaminants in milk and milk products
reference materialsAcontaminantsAmilkAmilk products
2014/3/19
In this review, the latest information is given about the reference materials for the determination of contaminants in milk and milk products. Certified reference materials for the determination of co...