-
Federal
SRM 999c Potassium Chloride (High-Purity Chemical)
Department of Commerce —
This Standard Reference Material (SRM) is intended for use as an analytical standard of known potassium (K) and chloride (Cl-) content. This lot of potassium chloride... -
Federal
SRM 968f Fat-Soluble Vitamins in Human Serum
Department of Commerce —
Standard Reference Material (SRM) 968 and its reissues are human serum based materials used as validation standards by clinical, epidemiological, and nutrition...