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Sea Lamprey Control Centre 1219 Queen Street East Sault Ste. Marie, Ontario P6A 2E5 Canada U. S. Fish and Wildlife Service Lake Champlain Fish and Wildlife Resources Office 11 Lincoln St. Essex Junction, VT 05452 INSTRUMENT OPERATING PROCEDURE INSTRUMENT: Portable pH measurement and logging device...
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The model 265A and 266S pH loggers are calibrated using the three point calibration method with 4, 7, and 10 pH buffers. Press power key to turn unit on.
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The first logged data point is in memory location “00”. The Orion model 265A and 266S records up to 100 data points (memory locations “00” to “99”). The data log does not automatically stop after reaching 100 data points. It continues logging beginning at location “00”...
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Models 265A and 266S Waterproof and Intrinsically Safe Portable pH Meters REFERENCE Instruction manual for the Models 265A and 266S Waterproof and Intrinsically Safe Portable pH Meters This procedure has been reviewed and approved by the undersigned representative of the U.S.
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