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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
Color difference formula: ΔE *ab
which has an excellent operating experience
putting the testing sample in the ““OPENING”“
ZD31 Integrated Rebar Scanner Tests Thickness of Concrete Cover Diameter Location
AZ77535 Portable CO2 Gas Analyzer Temperature Humidity Meter Digital Carbon Dioxide Tester Force Gauges Color difference formula: ΔE *abBrand: Graigar Features: Design with NDIR (Non Dispersive Infrared) wave guide technology sensor Triple displays of CO2 level, temperature and humidity Data output to PC every 2 seconds for on line analysis Display 8 hrs TWA value (time weighted average) & 15 minutes STEL value (short term exposure limit) Housing design surrounds with rails to help air ventilation for quick and accurate response model number: AZ77535 Part Number: AZ77535 Details: *
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US$ 25.99
US$ 15.00
