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Monitors & Calibration Equipment

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Gastec™ Glass Sulfide Ion Detector Tube, White To Brown Color Change

Gastec™ Glass Sulfide Ion Detector Tube, White To Brown Color Change

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Airgas Part #:STD211

Gastec™ Glass Hydrogen Sulfide Extra High Range Detector Tube, Pale Blue To Blackish Brown Color Change

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Gastec™ Glass Hydrogen Sulfide Extra High Range Detector Tube, Pale Blue To Blackish Brown Color Change

Gastec™ Glass Hydrogen Sulfide Extra High Range Detector Tube, Pale Blue To Blackish Brown Color Change

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Airgas Part #:STD4HH

Gastec™ Glass Ethyl Mercaptan Low Range Detector Tube, Yellow To Red Color Change

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Gastec™ Glass Ethyl Mercaptan Low Range Detector Tube, Yellow To Red Color Change

Gastec™ Glass Ethyl Mercaptan Low Range Detector Tube, Yellow To Red Color Change

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Airgas Part #:STD72L

Gastec™ Glass Hydrogen Cyanide Low Range Detector Tube, Yellow To Pink Color Change

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Gastec™ Glass Hydrogen Cyanide Low Range Detector Tube, Yellow To Pink Color Change

Gastec™ Glass Hydrogen Cyanide Low Range Detector Tube, Yellow To Pink Color Change

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Airgas Part #:STD12L

Gastec™ Glass Hydrogen Sulfide High - Medium Range Detector Tube, White To Brown Color Change

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Gastec™ Glass Hydrogen Sulfide High - Medium Range Detector Tube, White To Brown Color Change

Gastec™ Glass Hydrogen Sulfide High - Medium Range Detector Tube, White To Brown Color Change

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Airgas Part #:STD4HM

Gastec™ Glass Carbon Monoxide Passive Dosimeter Tube, Pale Yellow To Brown Color Change

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Gastec™ Glass Carbon Monoxide Passive Dosimeter Tube, Pale Yellow To Brown Color Change

Gastec™ Glass Carbon Monoxide Passive Dosimeter Tube, Pale Yellow To Brown Color Change

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Airgas Part #:STD1DL

Honeywell RAE Systems Glass Hydrogen Sulfide Detector Tube, Light Blue to Black Color Change

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Honeywell RAE Systems Glass Hydrogen Sulfide Detector Tube, Light Blue to Black Color Change

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Honeywell RAE Systems Glass Hydrogen Sulfide Detector Tube, Light Blue to Black Color Change

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Airgas Part #:B86H1010340

Gastec™ Glass Hydrogen Sulfide Medium Range Detector Tube, White To Brown Color Change

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Gastec™ Glass Hydrogen Sulfide Medium Range Detector Tube, White To Brown Color Change

Gastec™ Glass Hydrogen Sulfide Medium Range Detector Tube, White To Brown Color Change

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Airgas Part #:STD4M

Gastec™ Glass Hydrogen Sulfide Low Range Detector Tube, White To Brown Color Change

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Gastec™ Glass Hydrogen Sulfide Low Range Detector Tube, White To Brown Color Change

Gastec™ Glass Hydrogen Sulfide Low Range Detector Tube, White To Brown Color Change

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Airgas Part #:STD4L

Gastec™ Glass Sulfur Dioxide Low Range Detector Tube, Blue To Yellow Color Change

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Gastec™ Glass Sulfur Dioxide Low Range Detector Tube, Blue To Yellow Color Change

Gastec™ Glass Sulfur Dioxide Low Range Detector Tube, Blue To Yellow Color Change

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Airgas Part #:STD5L

Gastec™ Glass Hydrogen Sulfide High Range Detector Tube, White To Brown Color Change

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Gastec™ Glass Hydrogen Sulfide High Range Detector Tube, White To Brown Color Change

Gastec™ Glass Hydrogen Sulfide High Range Detector Tube, White To Brown Color Change

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Airgas Part #:STD4H

Gastec™ Glass Carbon Disulfide Detector Tube, Blue To Yellow Color Change

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Gastec™ Glass Carbon Disulfide Detector Tube, Blue To Yellow Color Change

Gastec™ Glass Carbon Disulfide Detector Tube, Blue To Yellow Color Change

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Airgas Part #:STD13

Honeywell RAE Systems Glass Hydrogen Sulfide Detector Tube, White to Brown Color Change

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Honeywell RAE Systems Glass Hydrogen Sulfide Detector Tube, White to Brown Color Change

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Honeywell RAE Systems Glass Hydrogen Sulfide Detector Tube, White to Brown Color Change

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Airgas Part #:B86H1010315

Gastec™ Glass Carbon Dioxide Low Range Detector Tube, Pale Red To Orange Color Change

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Gastec™ Glass Carbon Dioxide Low Range Detector Tube, Pale Red To Orange Color Change

Gastec™ Glass Carbon Dioxide Low Range Detector Tube, Pale Red To Orange Color Change

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Airgas Part #:STD2LC

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Gastec™ Glass Oxygen Detector Tube, Black To White Color Change

Gastec™ Glass Oxygen Detector Tube, Black To White Color Change

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Airgas Part #:STD31B

Gastec™ Glass Ammonia Low Range Detector Tube, Pink To Yellow Color Change

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Gastec™ Glass Ammonia Low Range Detector Tube, Pink To Yellow Color Change

Gastec™ Glass Ammonia Low Range Detector Tube, Pink To Yellow Color Change

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Airgas Part #:STD3L

Gastec™ Glass Hydrogen Sulfide Extra Low Range Detector Tube, White To Brown Color Change

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Gastec™ Glass Hydrogen Sulfide Extra Low Range Detector Tube, White To Brown Color Change

Gastec™ Glass Hydrogen Sulfide Extra Low Range Detector Tube, White To Brown Color Change

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Airgas Part #:STD4LL

Gastec™ Glass Hydrogen Sulfide Low Range Detector Tube, White To Brown Color Change

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Gastec™ Glass Hydrogen Sulfide Low Range Detector Tube, White To Brown Color Change

Gastec™ Glass Hydrogen Sulfide Low Range Detector Tube, White To Brown Color Change

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Airgas Part #:STD4LK

Gastec™ Glass Hydrogen Fluoride Detector Tube, Yellow To Brown Color Change

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Gastec™ Glass Hydrogen Fluoride Detector Tube, Yellow To Brown Color Change

Gastec™ Glass Hydrogen Fluoride Detector Tube, Yellow To Brown Color Change

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Airgas Part #:STD17

Gastec™ Glass Water Vapor Pipeline Dew Point Detector Tube, Yellow To Green Color Change

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Gastec™ Glass Water Vapor Pipeline Dew Point Detector Tube, Yellow To Green Color Change

Gastec™ Glass Water Vapor Pipeline Dew Point Detector Tube, Yellow To Green Color Change

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Airgas Part #:STD6LLP