Since most anion exchange resins have a higher selectivity for sulfate than nitrate, the level of sulfate in the water is an important factor in the efficiency of an ion exchange system for removing nitrates. All of the methods described here for the removal of nitrate are relatively expensive.
Simpson was found guilty in 2008 in a Nevada robbery and kidnapping case and was sentenced to 33 years in prison. He is eligible for parole in October 2017. Simpson is currently serving his sentence at Lovelock Correctional Center in Nevada. Four other men involved in the case were given probation.
New Photo of O.J. Simpson Released by Prison. Simpson is serving a sentence of nine to 33 years in a Nevada prison for a 2007 armed robbery and kidnapping conviction. LOVELOCK, Nev. (AP) â Prison officials in Nevada have released a new photo that shows a smiling O.J. Simpson. The photo from the Nevada Department of Corrections features Simpson wearing a green shirt in front of a red background. The 68-year-old has mostly gray hair and a slight grin on his face. Simpson is serving a sentence of nine to 33 years in a Nevada prison for a 2007 armed robbery and kidnapping conviction. LOVELOCK, Nev. (AP) â Prison officials in Nevada have released a new photo that shows a smiling O.J. Simpson.  The 68-year-old has mostly gray hair and a slight grin on his face.