This guideline applies to all lab personnel working with ethidium bromide (EB) (CAS# 1239-45-8). Ethidium bromide is a powerful mutagen and is a skin, eye and respiratory irritant. It can be readily ...

Glaucoma. GI obstruction (eg, pyloroduodenal stenosis, achalasia, paralytic ileus). GU obstruction (eg, bladder-neck obstruction due to prostatic hypertrophy). Intestinal atony of elderly or ...

When chlorine (as a gas or dissolved in water) is added to sodium bromide solution, the chlorine takes the place of the bromine. Because chlorine is more reactive than bromine, it displaces ...

To make an ester, a hydrogen atom must be removed from the hydroxyl group (–OH) of the alcohol. The –OH portion of the acid's carboxyl group must also be removed. The hydrogren atom and the ...

Researchers are beginning to study whether the use of methylparabens and other parabens is safe. At this time, there is no conclusive evidence either way. Methylparaben is a type of paraben ...