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SRM 2950a Respirable Alpha Quartz on Filter Media (Nominal Mass of Alpha Quartz: 5 µg to 500 µg)
Data provided by National Institute of Standards and Technology
SRM 2950a Respirable Alpha Quartz on Filter Media (Nominal Mass of Alpha Quartz: 5 µg to 500 µg) - This Standard Reference Material (SRM) is intended primarily for the calibration of X-ray diffraction (XRD) spectrometers for the determination of respirable alpha quartz using National Institute for Occupational Safety and Health (NIOSH) Method 7500, or the equivalent. This data is public in the Certificate of Analysis for this material.
Tags: SRM 2950a,respirable,alpha quartz,filter,SRM,Standard Reference Material,Biosciences and Health,
Modified: 2024-02-22
Views: 0
SRM 2973 Vitamin D Metabolites in Frozen Human Serum (High Level)
Data provided by National Institute of Standards and Technology
SRM 2973 Vitamin D Metabolites in Frozen Human Serum (High Level) - This Standard Reference Material (SRM) is intended for use as an accuracy control in the critical evaluation of methods for determining the amount-of-substance concentration of vitamin D metabolites in human serum. This SRM can also be used as a quality assurance tool for assigning values to in-house control materials for these constituents. This data is public in the Certificate of Analysis for this material.
Tags: Standard Reference Material,SRM,SRM 2973,Frozen Human Serum,certified values,reference values,Vitamin D Metabolites,25-hydroxyvitamin D3,25-hydroxyvitamin D2,3-epi-25-hydroxyvitamin D3,24R,25-dihydroxyvitamin D3,Biosciences and Health,
Modified: 2024-02-22
Views: 0