The appropriate dose of biotin depends on several factors such as the userâs age, health, and several other conditions. At this time there is not enough scientific information to determine an appropriate range of doses for biotin. Keep in mind that natural products are not always necessarily safe and dosages can be important.
The symbol of copper is Cu, which means cuprum, the Latin word for copper.t was called cuprum back in the day, which i â¦ s Latin. And that Latin name is the source of its chemical symbol, Cu.   You may be familiar with natrium (sodium, chemical symbol Na) and ferrum (iron, chemical symbol Fe).
This article is about the non-SI unit of radioactivity. For other uses, see Curie (disambiguation). The curie (symbol Ci) is a non-SI unit of radioactivity, named 'in honour of' Pierre Curie, according to his widow, the famed radiation researcher Marie Curie. In 1975 the General Conference on Weights and Measures gave the becquerel (Bq), defined as one nuclear decay per second, official status as the SI unit of activity.