Xylocaine (lidocaine) MPF is a sterile, nonpyrogenic, isotonic solution containing sodium chloride. Xylocaine (lidocaine) in multiple dose vials: Each mL also contains 1 mg methylparaben as antiseptic preservative.
The Bureau of Labor Statistics reports that there were about 1,240 astronomers in the U.S. in 2009. They earned a national average of about $49 per hour, or about $102,740 per year.
Depending upon what the scientist does, and how experienced they are, they can make between $60,000 a year to $200,000+.