4. 204 to 300 - Limit Testing, Animal Feed, Biologics, Dietary Supplements, Food & Perishables, Hemp & Cannabis, Industrial, PT Scheduled Studies, Topicals & Cosmetics, USP Proficiency Testing Program
USP <233> Elemental Impurities Proficiency Test
MSDS/SDS
Product Details
Quantitative Proficiency Test (PT) for laboratories performing Elemental Impurities Assay by USP <233> or equivalent. Participants report quantitative results for their sample(s). Samples provided two vials containing 5 grams Calcium Succinate Monohydrate fortified with elemental impurities at varying concentrations. Participants are asked to quantitatively determine the amount for each elemental impurity in the sample per the USP monograph or equivalent.
Elemental Impurities:
Cadmium 10-100ug/g
Lead 10-100ug/g
Arsenic 15-150ug/g
Mercury 30-300ug/g
