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Independence Day Promotion - Save 5% on almost everything with promo code JULY5
Independence Day Promotion - Save 5% on almost everything with promo code JULY5

RKI Instruments - Gas and Combustion Accessories


RKI 81-0062RK-01 Calibration Cylinder, 34 L, 50 ppm CO in N-

RKI 81-0062RK-01 Calibration Cylinder, 34 L, 50 ppm CO in N
Model: 81-0062RK-01

This product is a special order item which can’t be returned or cancelled.

Your Price $58.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $58.00 USD
Availability 2 to 3 Weeks
Quantity

RKI 81-0062RK-03 Cylinder, 103 L, 50 ppm in N<sub>2</sub>2-

RKI 81-0062RK-03 Cylinder, 103 L, 50 ppm in N22
Model: 81-0062RK-03

This product is a special order item which can’t be returned or cancelled.

Your Price $158.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $158.00 USD
Availability 2 to 3 Weeks
Quantity

RKI 81-0175RK-04 Calibration Cylinder, 34 liters-

RKI 81-0175RK-04 Calibration Cylinder, 34 liters
Model: 81-0175RK-04

This product is a special order item which can’t be returned or cancelled.

Sale Price $263.13 USD
Regular Price $294.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $263.13 USD
Regular Price $294.00 USD
Availability 2 to 3 Weeks
Quantity

RKI 81-1055RK Demand-Flow Type Regulator-

RKI 81-1055RK Demand-Flow Type Regulator
Model: 81-1055RK

Your Price $295.00 USD
Availability 1 to 2 Weeks

Qty:

Your Price $295.00 USD
Availability 1 to 2 Weeks
Quantity

RKI 81-1051RK-25 Fixed Flow Regulator, 0.25 LPM-

RKI 81-1051RK-25 Fixed Flow Regulator, 0.25 LPM
Model: 81-1051RK-25

Your Price $140.00 USD
Availability 1 to 2 Weeks

Qty:

Your Price $140.00 USD
Availability 1 to 2 Weeks
Quantity

RKI ESM-011-CO Carbon Monoxide Sensor, 0 to 75 ppm-

RKI ESM-011-CO Carbon Monoxide Sensor, 0 to 75 ppm
Model: ESM-011-CO

Your Price $210.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $210.00 USD
Availability 2 to 3 Weeks
Quantity

RKI ESM-017-H2S Hydrogen Sulfide Sensor, 0 to 30 ppm-

RKI ESM-017-H2S Hydrogen Sulfide Sensor, 0 to 30 ppm
Model: ESM-017-H2S

Your Price $210.00 USD
Availability 3 to 4 Weeks

Qty:

Your Price $210.00 USD
Availability 3 to 4 Weeks
Quantity

RKI ESM-01DH-HCN Hydrogen Cyanide Sensor, 0 to 15 ppm-

RKI ESM-01DH-HCN Hydrogen Cyanide Sensor, 0 to 15 ppm
Model: ESM-01DH-HCN

Your Price $195.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $195.00 USD
Availability 2 to 3 Weeks
Quantity

RKI 06-1283RK Calibration Kit Sample Tube, 3'-

RKI 06-1283RK Calibration Kit Sample Tube, 3'
Model: 06-1283RK

Sale Price $32.22 USD
Regular Price $36.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $32.22 USD
Regular Price $36.00 USD
Availability 2 to 3 Weeks
Quantity

RKI 81-GP204 Cal Kit, 2.5% methane in air-

RKI 81-GP204 Cal Kit, 2.5% methane in air
Model: 81-GP204

Sale Price $259.55 USD
Regular Price $290.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $259.55 USD
Regular Price $290.00 USD
Availability 2 to 3 Weeks
Quantity

RKI 81-NP204 Cal Kit,  34 L Cyl 50% LEL CH<sub>4</sub>, Air, 34 L Cyl 50% Vol CH<sub>4</sub>, N<sub>2</sub>-

RKI 81-NP204 Cal Kit, 34 L Cyl 50% LEL CH4, Air, 34 L Cyl 50% Vol CH4, N2
Model: 81-NP204

Sale Price $313.25 USD
Regular Price $350.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $313.25 USD
Regular Price $350.00 USD
Availability 2 to 3 Weeks
Quantity

RKI 81-XP204 Cal Kit, 34L Cyl 100% N<sub>2</sub>-

RKI 81-XP204 Cal Kit, 34L Cyl 100% N2
Model: 81-XP204

Your Price $275.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $275.00 USD
Availability 2 to 3 Weeks
Quantity

RKI 20-0252RK Vinyl Cover-

RKI 20-0252RK Vinyl Cover
Model: 20-0252RK

Your Price $26.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $26.00 USD
Availability 2 to 3 Weeks
Quantity

RKI HW-6246 Isobutane Filament Set-

RKI HW-6246 Isobutane Filament Set
Model: HW-6246

Sale Price $66.23 USD
Regular Price $74.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $66.23 USD
Regular Price $74.00 USD
Availability 2 to 3 Weeks
Quantity

RKI 80-0200RK Bowl Type Water Trap-

RKI 80-0200RK Bowl Type Water Trap
Model: 80-0200RK

Sale Price $33.12 USD
Regular Price $37.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $33.12 USD
Regular Price $37.00 USD
Availability 2 to 3 Weeks
Quantity

RKI 80-0221RK Hydrophobic Filter-

RKI 80-0221RK Hydrophobic Filter
Model: 80-0221RK

Your Price $80.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $80.00 USD
Availability 2 to 3 Weeks
Quantity

RKI 57-8021RK PC Board Assembly for the NP-204 natural gas detector-

RKI 57-8021RK PC Board Assembly for the NP-204 natural gas detector
Model: 57-8021RK

Sale Price $76.08 USD
Regular Price $85.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $76.08 USD
Regular Price $85.00 USD
Availability 2 to 3 Weeks
Quantity

RKI 30-0401RK Aspirator Bulb-

RKI 30-0401RK Aspirator Bulb
Model: 30-0401RK

Discontinued!

This product has been discontinued and is no longer available. There is no direct replacement. Visit our Aspirators category for similar products.


RKI 62-0107RK Sensor and Flame Arrestor Assembly-

RKI 62-0107RK Sensor and Flame Arrestor Assembly
Model: 62-0107RK

Sale Price $125.30 USD
Regular Price $140.00 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $125.30 USD
Regular Price $140.00 USD
Availability 2 to 3 Weeks
Quantity

RKI 62-0111RK Sensor and Flame Arrestor Hardware-

RKI 62-0111RK Sensor and Flame Arrestor Hardware
Model: 62-0111RK

Discontinued!

This product has been discontinued and is no longer available. There are no replacement options. You can use our search to help you find what you need.