This document provides a general summary of techniques used by EPA Region 8 Laboratory staff for the collection of chemistry samples for drinking water analysis. Other approaches to sample collection may be acceptable or desirable under given conditions. This document is intended as a refresher for those already trained in sample collection.
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Clear screw thread EPA vials for the collection and storage of water samples comply with the guidelines for establishing test procedures for the analysis of pollutants (Ref. EPA Methods 601, 602, 603 and 604). Clear EPA vials are fabricated from KG-33 borosilicate glass. Open top closures
Mar 19, 2014 · sample jars and vials, must be certified as being clean. WHAT ARE THE E.P.A. STERILITY STANDARDS? The federal Environmental Protection Agency (EPA) has established several sterility standards (protocols) for the cleansing of glass storage, sampling, and transportation jars, vials and vessels. The cost of incorporating a
using the same sample vial. Make sure that your device is on the correct setting; low range generally measures up to 2.0 -2.5 mg/l (depending on manufacturer). If you need to use the high range setting (up Keep the sample vials clean and scratch- free. Return the vials to their storage cases to help reduce damage. Replace discolored or
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8.3 Make sure that sample vials are kept in racks to prevent spills. 8.4 All personnel should be trained in the exaction and analysis of acid samples for inorganic analysis. 8.5 Strong acids must not be stored with organic solvents or samples. 8.6 Follow applicable laboratory safety procedures and Health and Safety Manuals. 9.0 EQUIPMENT
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Ultra Clean containers feature a proprietary cleaning process that removes up to 99.5% of particles that are 5 microns and larger. Designed for those needing containers cleaned for general lab use or fluid sampling. The typical cleanliness level for containers less than 100ml is less than 200 particles per container that are larger than 5 microns.
Thermo Scientific™ EPA Screw Vial Convenience Kits are available in assembled and unassembled convenience kits to save you time during sample preparation. Choose from Level 100, 200 (pre-cleaned), or 300 (pre-cleaned and certified) clear or amber glass EPA vials with 20mL and 40mL total volume capacity.
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7.1.6 Place the vial with the preserved sample in a locking plastic bag and place in a cooler with ice. 7.1.7 Repeat Steps 7.1.1 through 7.1.5 to collect as many vials per sample as directed by the laboratory for VOC analysis. 7.1.8 Collect a portion of the soil sample in the same manner as above (Steps 7.1.1 through 7.1.3) and extrude the