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The water level is then determined by taking a reading directly from the tape at the top of the well casing or borehole
DIMENSIONS - L 22
The metal case is extremely robust and water resistant
BRAKE - Adjustable
Mercaptan 20/a, 20 - 100 PPM, (8101871) Peristaltic Pump The water level is thenMercaptan 20 a, 20 100 PPM, Part # 8101871, 10 Tests Application Range Standard Measuring Range: 20 to 100 ppm Number of Strokes n: 10 Time for Measurement: approx. 2. 5 min Standard Deviation: 10 to 15 % Color Change: white yellow brown Ambient Operating Conditions Temperature: 0 to 50 C Absolute Humidity: 3 to 30 mg H2O L Reaction Principle a) 2 R SH + Cu2+ Cu(RS)2 + 2 H+ b) Cu(RS)2 + S yellow brown copper compound Cross Sensitivity Higher molecular