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Certificate of Analysis Standard Reference Material ® SRM 2686
"... This Standard Reference Material (SRM) is intended for use in evaluating methods of phase abundance analysis of major phases in cement clinkers: the percentages of alite (C3S) 1, belite 2 (β-C2S), aluminate (C3A), ferrite (C4AF), and periclase (M). Each unit consists of three hermetically-sealed con ..."
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This Standard Reference Material (SRM) is intended for use in evaluating methods of phase abundance analysis of major phases in cement clinkers: the percentages of alite (C3S) 1, belite 2 (β-C2S), aluminate (C3A), ferrite (C4AF), and periclase (M). Each unit consists of three hermetically
Standard Reference Materials ® Carbon Monoxide Absorption References
"... Issued October 2002Certain commercial equipment, instruments, or materials are identified in this paper in order to specify the experimental procedure adequately. Such identification is not intended to imply recommendation or endorsement by the National Institute of Standards and Technology, nor is ..."
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Issued October 2002Certain commercial equipment, instruments, or materials are identified in this paper in order to specify the experimental procedure adequately. Such identification is not intended to imply recommendation or endorsement by the National Institute of Standards and Technology, nor
Standard Reference Materials ® Standard Reference Material 1750: Standard Platinum Resistance Thermometers,
"... Issued November 2001Certain commercial equipment, instruments, or materials are identified in this paper in order to specify the experimental procedure adequately. Such identification is not intended to imply recommendation or endorsement by the National Institute of Standards and Technology, nor is ..."
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Issued November 2001Certain commercial equipment, instruments, or materials are identified in this paper in order to specify the experimental procedure adequately. Such identification is not intended to imply recommendation or endorsement by the National Institute of Standards and Technology, nor
STANDARD REFERENCE MATERIALS 5 Standard Reference Materials 3191-3195-Aqueous Electrolytic Conductance Standards
, 1990
"... FIPS for POSIX Approved ..."
Standard Reference Materials ® Standard Reference Material 2538 for Polarization-Mode Dispersion (Non-Mode-Coupled)
"... Issued July 2002Certain commercial equipment, instruments, or materials are identified in this paper in order to specify the experimental procedure adequately. Such identification is not intended to imply recommendation or endorsement by the National Institute of Standards and Technology, nor is it ..."
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Issued July 2002Certain commercial equipment, instruments, or materials are identified in this paper in order to specify the experimental procedure adequately. Such identification is not intended to imply recommendation or endorsement by the National Institute of Standards and Technology, nor
INDUSTRY NEWS Standard reference materials for foods and dietary supplements
"... Abstract Well-characterized certified reference materials are needed by laboratories in the food testing, dietary supplement, and nutrition communities to facilitate compliance with labeling laws and improve the accuracy of information provided on product labels, so that consumers can make good choi ..."
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choices. As a result of the enactment of the Nutrition Labeling and Education Act of 1990 and the Infant Formula Act of 1980, the National Institute of Standards and Technology (NIST) worked to develop a series of food-matrix standard reference materials (SRMs) characterized for nutrient concentrations
The Certification of Cocaine and Benzoylecgonine in a Human Urine Standard Reference Material*
"... The concentrations of cocaine and benzoylecgonine (BE) in Standard Reference Material (SRM) 1508, cocaine and metabolites in freeze-dried human urine, were determined at the National Institute of Standards and Technology (NIST, formerly NBS) by two independent methods. For cocaine, one method was ba ..."
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The concentrations of cocaine and benzoylecgonine (BE) in Standard Reference Material (SRM) 1508, cocaine and metabolites in freeze-dried human urine, were determined at the National Institute of Standards and Technology (NIST, formerly NBS) by two independent methods. For cocaine, one method
Challenges in Providing Standard Reference Materials For Chemical and Pharmaceutical Process Analysis
"... The NIST Analytical Chemistry Division has supplied transmittance verification and wavelength calibration standard reference materials (SRMs) specialized to the needs of chemical and pharmaceutical spectrophotometric analysis since 1970. Growing demand for UV/visible standards stems from the increas ..."
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The NIST Analytical Chemistry Division has supplied transmittance verification and wavelength calibration standard reference materials (SRMs) specialized to the needs of chemical and pharmaceutical spectrophotometric analysis since 1970. Growing demand for UV/visible standards stems from
Certificate of Analysis Standard Reference Material ® 2709 San Joaquin Soil
"... This Standard Reference Material (SRM) is intended primarily for use in the analysis of soils, sediments, or other materials of a similar matrix. SRM 2709 is an agricultural soil that was oven-dried, sieved, radiation sterilized, and blended to achieve a high degree of homogeneity. A unit of SRM 270 ..."
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This Standard Reference Material (SRM) is intended primarily for use in the analysis of soils, sediments, or other materials of a similar matrix. SRM 2709 is an agricultural soil that was oven-dried, sieved, radiation sterilized, and blended to achieve a high degree of homogeneity. A unit of SRM
Standard Reference Materials933 and 934: The National Bureauof Standards’Precision
, 1974
"... as enzymatic reactions, pH measurements, and blood-gas analysis, are highly sensitive to tempera-ture, there is a need to measure temperature accu-rately and closely control it. To help satisfy these needs and to aid in getting a usable temperature scale into the clinical laboratory, the National Bu ..."
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Bureau of Standards has developed SRM 933 and SRM 934. These precision thermometers are calibrated at 0, 25, 30, and 37 “C. Their value to the clinical labora-tory is described. Apart from its use in monitoring the temperature of patients in hospital wards, during surgery, and in intensive-care units
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