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Standard Method Performance Requirements (SMPR®) for Screening Method for Selected Adulterants in Dietary Ingredients and Supplements Containing Chondroitin Sulfate

Standard Method Performance Requirements (SMPR®) for Determination of Total Chondroitin Sulfate in Dietary Ingredients and Supplements

Standard Method Performance Requirements (SMPR®) for Identification of Phosphodiesterase Type 5 (PDE5) Inhibitors in Dietary Ingredients and Supplements

Standard Method Performance Requirements (SMPR®) for Determination of Phosphodiesterase Type 5 (PDE5) Inhibitors in Dietary Ingredients and Supplements

Standard Method Performance Requirements (SMPR®) for Screening Method for Phosphodiesterase Type 5 (PDE5) Inhibitors in Dietary Ingredients and Supplements

Standard Method Performance Requirements (SMPR®) for Withanolide Glycosides and Aglycones of Ashwagandha (Withania somnifera)

Standard Method Performance Requirements (SMPR®) for Alkaloids of Mitragyna speciosa

Standard Method Performance Requirements (SMPR®) for Estimation of Total Phenolic Content Using the Folin-C Assay

Standard Method Performance Requirements (SMPR®) for Vitamin A in Pre-Blends,Pre-Mixes and Pure Materials

Standard Method Performance Requirements (SMPR®) for Vitamin D in Pre-Blends, Pre-Mixes and Pure Materials

Standard Method Performance Requirements (SMPR®) for Vitamin E in Pre-Blends, Pre-Mixes and Pure Materials

Standard Method Performance Requirements (SMPR®) for Vitamin K in Pre-Blends, Pre-Mixes and Pure Materials

Standard Method Performance Requirements (SMPR®) for Hypericins, Hyperforins and Flavonoids in St. John's Wort (Hypericum perforatum) and Other Hypericum spp.

Standard Method Performance Requirements (SMPR®) for Quantitative Determination of Estrone (E1) in Freshwater