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Keyword       Ideal Spectroscopy Part Number       Manufacturer Part Number

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MKS Granville Phillips 274, Glass Tubulated Test Gauge with Single Thoria-coated Iridium Filament. PN: 274031
In Stock: 1


This MKS Granville Phillips Iridium glass ion gauge tube is a test gauge vacuum simulator, pumped down and pinched off at 1 X 10 or lower. The MKS Granville Phillips thoria coated iridium (IR) filament configuration can be used in any clean application, but is particularly practical in potentially oxygen rich environments. All IR filaments have a thoria coating, which increases electron emission to approximately the same level as tungsten filaments. Iridium filaments, however, can be strongly degraded by metallic or organic contaminants, resulting in poor accuracy (filaments are easily poisoned by oil back-streaming from diffusion or mechanical vacuum pumps). Thoria coated IR is very resistant to oxidation, and can even tolerate brief exposure to atmosphere during operation and will not damage or shorten the filament life.

Condition: New



Product Number: P104501



Price: $500.25



MKS Granville Phillips 274, Iridium Filament, Bayard-Alpert , 3/4 in. Pyrex Port, Glass Ion Vacuum Gauge. PN: 274002
In Stock: 6


These MKS Granville Phillips 274 Iridium glass ion gauge tubes have a 3/4 inch OD vacuum connection Pyrex Glass port and an operating range from 1x10 to 2x10 Torr. These ion gauge tubes are compatible with most modern hot cathode ion gauge tubes. They have a sensitivity of 10 Torr-1 and standard operating voltages (collector 0 VDC, Grid +180 VDC, filament -30 VDC with 5 VAC). The MKS Granville Phillips thoria coated iridium (IR) filament configuration can be used in any clean application, but is particularly practical in potentially oxygen rich environments. All IR filaments have a thoria coating, which increases electron emission to approximately the same level as tungsten filaments. Iridium filaments, however, can be strongly degraded by metallic or organic contaminants, resulting in poor accuracy (filaments are easily poisoned by oil back-streaming from diffusion or mechanical vacuum pumps). Thoria coated IR is very resistant to oxidation, and can even tolerate brief exposure to atmosphere during operation and will not damage or shorten the filament life.

Condition: New



Product Number: P104328



Price: $315.49



MKS Granville Phillips 274, Iridium Filament, Bayard-Alpert , 3/4 in. Kovar Metal, Glass Ion Vacuum Gauge. PN: 274003
In Stock: 6
Expecting: 9
Arrival: 9 on 2025-01-29


These MKS Granville Phillips Iridium glass ion gauge tubes have a 3/4 inch Kovar Metal Inlet OD vacuum connection port and an operating range from 1x10 to 2x10 Torr. These ion gauge tubes are compatible with most modern hot cathode ion gauge tubes. They have a sensitivity of 10 Torr-1 and standard operating voltages (collector 0 VDC, Grid +180 VDC, filament -30 VDC with 5 VAC). The MKS Granville Phillips thoria coated iridium (IR) filament configuration can be used in any clean application, but is particularly practical in potentially oxygen rich environments. All IR filaments have a thoria coating, which increases electron emission to approximately the same level as tungsten filaments. Iridium filaments, however, can be strongly degraded by metallic or organic contaminants, resulting in poor accuracy (filaments are easily poisoned by oil back-streaming from diffusion or mechanical vacuum pumps). Thoria coated IR is very resistant to oxidation, and can even tolerate brief exposure to atmosphere during operation and will not damage or shorten the filament life.

Condition: New



Product Number: P104329



Price: $345.12



MKS Granville Phillips 274, Iridium Filament, Bayard-Alpert, 1 in. Kovar Metal, Glass Ion Vacuum Gauge. PN: 274006
In Stock: 9


These MKS Granville Phillips Iridium glass ion gauge tubes have a 1 inch Kovar Metal Inlet OD vacuum connection port and an operating range from 1x10 to 2x10 Torr. These ion gauge tubes are compatible with most modern hot cathode ion gauge tubes. They have a sensitivity of 10 Torr-1 and standard operating voltages (collector 0 VDC, Grid +180 VDC, filament -30 VDC with 5 VAC). The MKS Granville Phillips thoria coated iridium (IR) filament configuration can be used in any clean application, but is particularly practical in potentially oxygen rich environments. All IR filaments have a thoria coating, which increases electron emission to approximately the same level as tungsten filaments. Iridium filaments, however, can be strongly degraded by metallic or organic contaminants, resulting in poor accuracy (filaments are easily poisoned by oil back-streaming from diffusion or mechanical vacuum pumps). Thoria coated IR is very resistant to oxidation, and can even tolerate brief exposure to atmosphere during operation and will not damage or shorten the filament life.

Condition: New



Product Number: P104331



Price: $722.98



MKS Granville Phillips 274, Single Iridium Filament, Bayard-Alpert , KF25, NW25, 3/4 in, Glass Ion Gauge. PN: 274032
In Stock: 2


These MKS Granville Phillips Iridium glass ion gauge tubes have a KF25 ISO NW25 Inlet, and a 3/4 inch vacuum connection port with an operating range from 1x10 to 2x10 Torr. These ion gauge tubes are compatible with most modern hot cathode ion gauge tubes. They have a sensitivity of 10 Torr-1 and standard operating voltages (collector 0 VDC, Grid +180 VDC, filament -30 VDC with 5 VAC). The MKS Granville Phillips thoria coated iridium (IR) filament configuration can be used in any clean application, but is particularly practical in potentially oxygen rich environments. All IR filaments have a thoria coating, which increases electron emission to approximately the same level as tungsten filaments. Iridium filaments, however, can be strongly degraded by metallic or organic contaminants, resulting in poor accuracy (filaments are easily poisoned by oil back-streaming from diffusion or mechanical vacuum pumps). Thoria coated IR is very resistant to oxidation, and can even tolerate brief exposure to atmosphere during operation and will not damage or shorten the filament life.

Condition: New



Product Number: P104509



Price: $606.57



MKS Granville Phillips 274, Iridium Filament, Bayard-Alpert , 15 mm OD inlet, Pyrex Glass Ion Gauge. PN: 274036
In Stock: 3


These MKS Granville Phillips Iridium glass ion gauge tubes have a 15 mm OD inlet, vacuum connection port with an operating range from 1x10 to 2x10 Torr. These ion gauge tubes are compatible with most modern hot cathode ion gauge tubes. They have a sensitivity of 10 Torr-1 and standard operating voltages (collector 0 VDC, Grid +180 VDC, filament -30 VDC with 5 VAC). The MKS Granville Phillips thoria coated iridium (IR) filament configuration can be used in any clean application, but is particularly practical in potentially oxygen rich environments. All IR filaments have a thoria coating, which increases electron emission to approximately the same level as tungsten filaments. Iridium filaments, however, can be strongly degraded by metallic or organic contaminants, resulting in poor accuracy (filaments are easily poisoned by oil back-streaming from diffusion or mechanical vacuum pumps). Thoria coated IR is very resistant to oxidation, and can even tolerate brief exposure to atmosphere during operation and will not damage or shorten the filament life.

Condition: New



Product Number: P104508



Price: $287.17



MKS Granville Phillips 274, Single Iridium Filament, Bayard-Alpert, 2.75 in. CF, 3/4 in, Glass Ion Gauge. PN: 274007
In Stock: 7


These MKS Granville Phillips Iridium glass ion gauge tubes have a 2.75 inch CF Conflat Inlet, and a 3/4 inch vacuum connection port with an operating range from 1x10 to 2x10 Torr. These ion gauge tubes are compatible with most modern hot cathode ion gauge tubes. They have a sensitivity of 10 Torr-1 and standard operating voltages (collector 0 VDC, Grid +180 VDC, filament -30 VDC with 5 VAC). The MKS Granville Phillips thoria coated iridium (IR) filament configuration can be used in any clean application, but is particularly practical in potentially oxygen rich environments. All IR filaments have a thoria coating, which increases electron emission to approximately the same level as tungsten filaments. Iridium filaments, however, can be strongly degraded by metallic or organic contaminants, resulting in poor accuracy (filaments are easily poisoned by oil back-streaming from diffusion or mechanical vacuum pumps). Thoria coated IR is very resistant to oxidation, and can even tolerate brief exposure to atmosphere during operation and will not damage or shorten the filament life.

Condition: New



Product Number: P104498



Price: $510.71



MKS Granville Phillips 274, Single Iridium Filament, Bayard-Alpert , 2.75 in. CF, 1 in, Glass Ion Gauge. PN: 274008
In Stock: 3


These MKS Granville Phillips Iridium glass ion gauge tubes have a 2.75 inch CF Conflat Inlet, and a 1 inch vacuum connection port with an operating range from 1x10 to 2x10 Torr. These ion gauge tubes are compatible with most modern hot cathode ion gauge tubes. They have a sensitivity of 10 Torr-1 and standard operating voltages (collector 0 VDC, Grid +180 VDC, filament -30 VDC with 5 VAC). The MKS Granville Phillips thoria coated iridium (IR) filament configuration can be used in any clean application, but is particularly practical in potentially oxygen rich environments. All IR filaments have a thoria coating, which increases electron emission to approximately the same level as tungsten filaments. Iridium filaments, however, can be strongly degraded by metallic or organic contaminants, resulting in poor accuracy (filaments are easily poisoned by oil back-streaming from diffusion or mechanical vacuum pumps). Thoria coated IR is very resistant to oxidation, and can even tolerate brief exposure to atmosphere during operation and will not damage or shorten the filament life.

Condition: New



Product Number: P104499



Price: $536.86



MKS Granville Phillips 307 Cable for Tubulated Glass Ion Gauges, Remote Power Supply Mounting 10ft. PN: 307030
In Stock: 1
Expecting: 2
Arrival: 2 on 2024-12-23


These Granville Phillips 307 ion gauge cables are design for tubulated glass ion gauges. These cables can be used when remote mounting of the 307 power supply. These cables are 10 ft (3 meters) long.

Condition: New



Product Number: P104886



Price: $556.20



MKS Granville Phillips Ion Gauge Tube Cable Connects 307 Ion Gauge Controller to Glass Ion Gauge Tube, 10ft. Long. PN: 307042
In Stock: 31


These MKS Granville Phillips 307 & 330 ion gauge controller cables connect the MKS Granville Phillips 307 or 330 controller to a single glass tube ion guage. These cable are 10ft long. Ion gauge controllers, ion gauge tubes, and thermocouple sensors are also available but sold separately.

Condition: New



Product Number: P102689



Price: $327.70



MKS Granville Phillips 307 Cable for Tubulated Glass Ion Gauges, Remote Power Supply Mounting 25ft. PN: 307031
Out of Stock


These MKS Granville Phillips 307 ion gauge cables are 25 ft. long and are design for tubulated glass ion gauges. These cables can be used when remote mounting of the 307 power supply.

Condition: New



Product Number: P1011071



Price: $557.44



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Phone: (505) 872-0037
Fax: (505) 872-9001
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