1 AR-The standard Mallinckrodt grade of analytical reagents; suitable for laboratory and general use. 2  If the reagent also meets the requirements of the American Chemical Society Committee on Analytical Reagent, it will be denoted as an AR (ACS) reagent.
Clint Eastwood (May 31st, 1930), the American actor, director and producer has won 4 Oscars:-1992: Oscar to the Best Director and Oscar to the Best Picture for 'Unforgiven'.-1992: Oscar to the Best Director and Oscar to the Best Picture for 'Million Dollar Baby'.
So American Sniper didn't win so much at the Oscars but it's already won the box office and director Clint Eastwood had a new beauty on his arm to compensate. Eastwood, 84, and seemingly undimmed by time, arrived at the 87th Academy Awards Sunday night accompanied by Christina Sandera, tapped as his new girlfriend. Although US Weekly reported the new woman in his life last summer, the Oscar ceremony was the first official event the two attended as a couple.