Certain features of will be down for maintenance the evening of Friday August 18th starting at 8:00 pm CDT until Saturday August 19th at 12:01 pm CDT.   Please note that you still have telephone and email access to our local offices. We apologize for any inconvenience.

Water Samples

Glass vials or bottles are typically used to collect water samples for organic analytes, whereas high density polyethylene (HDPE) bottles are typically used for inorganic analytes. Depending on the analyte (organic or inorganic), a preservative may be required.