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Vitamin B12 (CAS 68-19-9), also known as cobalamin, is a vitamin that helps keep many areas of the body working properly. Areas like the… Read More

Vitamin B12 Testing Doctors and clinical researchers typically perform Vitamin B12 (CAS 68-19-9) tests if a subject exhibits symptoms of dementia, confusion, weakness, loss… Read More

Introduction Vitamin E (CAS 59-02-9) is the common name given to a group of eight compounds that include four isomers of tocopherol and four… Read More

Introduction Testosterone (CAS 58-22-0) is a hormone that regulates a number of processes in the human body. In males, testosterone is secreted by the… Read More

There are many reasons to use custom-made isotope labeled organic molecules of all types. Isotopic labeling of compounds is a non-radioactive method of labeling,… Read More

Gonyautoxin is a phytotoxin with paralyzing effects produced by several flagellate protists, called dinoflagellates. Included in the group of saxitoxin-related chemical compounds,Gonyautoxin is specifically… Read More