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 | FIELD GUIDE FOR SLUG TESTING - Best Seller! Four-sided, plastic-coated guide for designing, conducting, and analyzing slug tests. Fits into your field notebook (Approx. 8.5" x 11" folded). | $24.95 |  |
 | FIELD GUIDE FOR SOIL AND STRATIGRAPHIC ANALYSIS - Best Seller! Double-sided, plastic-coated guide for making accurate and complete soil and sediment descriptions on field boring logs. | $15.80 |  |
 | FIELD GUIDE FOR ROCK CORE AND FRACTURE ANALYSIS Double-sided, plastic-coated guide for improving rock core descriptions and characterizing bedrock fractures on meaningful rock core logs that are clear, consistent, and concise. | $15.80 |  |
 | PNEUMATIC 'HI-K' SLUG (2012v.) The Pneumatic Hi-K Slug is the answer for accurate slug tests in fast recovery wells! Optimize your initial displacement and reduce the noise using air pressure to lower the water level for rapid slug tests!
| $345.00 |  |
 | Solid H(o) Slug - New! Traditional solid slugs that are designed to yield an pre-determined Initial Displacement (H(o)) during a slug test. One-of-a-kind slug to help improve your confidence and accuracy of slug test results. | $89.00- $149.00 |  |
 | USDA SOIL TEXTURING FIELD FLOW CHART Single-sided, plastic-coated guide for assisting with soil texturing procedures and assigning a Texture Class using the USDA texture triangle. The Flow Chart uses step-wise procedures (adopted from Foth and others, 1992) for estimating sand, silt, and clay content. | $15.80 |  |
 | USDA SOIL TEXTURING KITS (Eight calibrated samples) Now soil scientists, geologists, and engineers can practice and calibrate the accuracy of their soil texturing skills! | $159.00 |  |
 | GLACIAL SEDIMENTS LAMINATED CHART (12" x 18") This poster contains 13 original photographs of sediments from the major glacial depositional environments. | $12.80 |  |
| | OPTIONAL WELL COUPLER ATTACHMENT 3/4in Diameter Well
| $16.00 |  |
| | OPTIONAL WELL COUPLER ATTACHMENT 4in Diameter Well
| $16.00 |  |