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GLEC operates one of only a few U.S. laboratories accredited for whole sediment toxicity testing. GLEC also maintains NELAP accreditation for chlorophyll and nutrient chemistry testing.
GLEC's Columbus, OH laboratory is accredited by the Arkansas Department of Energy & Environment for Acute Toxicity and Chronic Toxicity testing.
739 Hastings Street
Traverse City, MI 49686
Phone: (231) 941-2230
Fax: (231) 941-2240