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Melissa M. Phillips, Laura Wood, Charles Barber, Bruce Scruggs, John Sieber, James H. Yen, Lee L. Yu
The National Institute of Standards and Technology (NIST) Standard Reference Material® (SRM®) 1849b Infant/Adult Nutritional Formula I delivers certified or non
Bruce Scruggs, Heather H. Chen-Mayer, James H. Yen, Anthony F. Marlow, Rick L. Paul, John Sieber
The certified mass fractions delivered by Standard Reference Material (SRM) 1270a are intended primarily for use in validation of chemical and instrumental