Oglebay Norton Company Industrial Sands has received National Sanitation Foundation (ANSI/NSF) Standard 61 Certification of its Colorado Springs facility.
Oglebay Norton Company Industrial Sands (ONIS) has received National Sanitation Foundation (ANSI/NSF) Standard 61 Certification of its Colorado Springs facility. This facility produces Colorado Silica Sand, a silica sand water filtration and water well pack media.
The NSF Standard 61 Certification is bestowed upon facilities whose products have undergone a rigorous laboratory testing and plant audit procedure to ensure that these products do not contribute contaminants to drinking water that could cause adverse health effects.