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195l liquid oxygen cylinder

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    oxygen tanks

    ICS Industries - Medical Oxygen Cylinder with CGA870 Post Valve - D Size 14.3 cf (MD) 4.1 out of 5 stars 5. $66.00 $ 66. 00. FREE Shipping. Only 12 left in stock - order soon.175 Liters Plc Tank Dewar Liquid Oxygen/argon/nitrogen 195l liquid oxygen cylinder175 Liters Plc Tank Dewar Liquid Oxygen/argon/nitrogen Vertical Cryogenic Cylinders With Wheels , Find Complete Details about 175 Liters Plc Tank Dewar Liquid Oxygen/argon/nitrogen Vertical Cryogenic Cylinders With Wheels,Plc Tank Dewar With Wheels,175 Dewar Cylinder With Wheels,Liquid Argon Cryogenic Cylinder from Chemical Storage Equipment Supplier or

    175L Cryogenic Liquid Dewar Cylinder liquid nitrogen

    More Deatils Of The liquid nitrogen dewar, We can provide the 175L,195L , 210L Cryogenic Liquid Dewar Cylinder liquid nitrogen dewar, and the liquid dewar cylinders usually used for store the liquid oxygen , liquid nitrogen ,liquid argon . and liquid co2.175L-LO2 Vertical Cylinder Low temperature Dewar 195l liquid oxygen cylinderLiquid Inlet and Outlet Valve This valve is used to control the filling and discharging of cryogenic liquid. Users can connect the CGA pipe joint in front of the valve through a special hose to fill and discharge the cylinder. Booster Valve This valve controls the built-in supercharger circuit. When this valve is opened, it pressurizes the 195l liquid oxygen cylinder175l Industrial Cylinder Liquid Oxygen Container Liquid 195l liquid oxygen cylinder175l Industrial Cylinder Liquid Oxygen Container Liquid Cylinder Valve Dpl175-2.88 , Find Complete Details about 175l Industrial Cylinder Liquid Oxygen Container Liquid Cylinder Valve Dpl175-2.88,175l Industrial Cylinder,175l Liquid Oxygen Container,Liquid Cylinder Valve from Gas Cylinders Supplier or Manufacturer-Shijiazhuang Minerals Equipment Co., Ltd.

    1910.104 - Oxygen. Occupational Safety and Health 195l liquid oxygen cylinder

    Where oxygen is stored as a liquid, noncombustible surfacing shall be provided in an area in which any leakage of liquid oxygen might fall during operation of the system and filling of a storage container. For purposes of this paragraph, asphaltic or bituminous paving is considered to be combustible. 1910.104(b)(2)(iv)195-LCO2 Vertical Cylinder Low temperature Dewar 195l liquid oxygen cylinderHome / Vertical Cylinder / 195L Vertical Cylinder / 195-LCO2 Vertical Cylinder 195-LCO2 Vertical Cylinder Dewars, also known as thermos flasks, are an ideal container and tool for storing liquid gases, cryogenic studies and crystal element protection.195L Capacity Upright Liquid Oxygen DPL Cryogenic Cylinder 195l liquid oxygen cylinder195L Capacity Upright Liquid Oxygen DPL Cryogenic Cylinder Nominal capacity 195L Usable capacity 175L . Product Description. 195L Capacity Upright Liquid Oxygen DPL Cryogenic Cylinder . LNG welded thermal-insulation cylinder series . Type DPL450-195-1.37 Nominal capacity(L) 195 Effective capacity(L) 175 Outside Diameter(mm) 506*1655

    195L Liquid Cylinder - Cryogenic Cylinder

    DPL-195L liquid cylinder Cryo cylinders used for delivering and storing cryogenic gases like trasport the liquefied oxygen,argon,nitrogen,caron dioxide and CO2. These are catering to the requirements of diverse industries such as material handling, welding, gas cylinders and safety equipment195L liquid gas cylinder manufacturer in Philippines T75 195l liquid oxygen cylinderEN ISO gas cylinder distributor; wholesale pai mark steel cylinder in Philippines; supply gas cylinder in Philippines; 13.7bar cryogenic cylinder company in Philippines; TPED gas cylinder supplier; service for 30mpa high pressure cylinder; 2.88mpa liquid CO2 cylinder wholesaler in Philippines; CO2 cylinder maker; 2.2mpa LNG tank fast 195l liquid oxygen cylinder195L vetical high pressure liquid CO2 Cylinder195L vetical high pressure liquid CO2 Cylinder. The DPL series containers are high performance vacuum insulated, it is designed to store and transport cryogenic liquid oxygen, nitrogen or argon.

    195l Liquid Oxygen Dewar Flask Lox Gas Oxygen Cylinder For 195l liquid oxygen cylinder

    As one of the leading 195l liquid oxygen dewar flask lox gas oxygen cylinder for sale manufacturers and suppliers in China, we warmly welcome you to wholesale bulk 195l liquid oxygen dewar flask lox gas oxygen cylinder for sale from our factory. All products are with high quality and competitive price.195l Portable Liquid Oxygen Dewar Tank Cryogenic Liquid 195l liquid oxygen cylinderFeb 05, 2020 · 195l Portable Liquid Oxygen Dewar Tank Cryogenic Liquid Gas Cylinder , Find Complete Details about 195l Portable Liquid Oxygen Dewar Tank Cryogenic Liquid Gas Cylinder,Portable Liquid Oxygen Dewar Tank,Cryogenic Liquid Gas Cylinder,Oxygen Dewar Tank from Chemical Storage Equipment Supplier or Manufacturer-South China Special Gas Institute Co., Ltd.195l cryogenic dewar, 195l cryogenic dewar Suppliers and 195l liquid oxygen cylinder195l Cryogenic Liquid Oxygen Gas Cylinder Dewar For Industrial Use . US $1300-$1400 / Unit 1.0 Units (Min. Order) 3 YRS . Xinxiang Chengde Energy Technology Equipment Co., Ltd. (2) 100.0% "

    2.3mpa 195l Liters Liquid Oxygen/ Liquid Nitrogen Dewar 195l liquid oxygen cylinder

    2.3mpa 195l Liters Liquid Oxygen/ Liquid Nitrogen Dewar Lox Cylinder , Find Complete Details about 2.3mpa 195l Liters Liquid Oxygen/ Liquid Nitrogen Dewar Lox Cylinder,195l Liquid Oxygen Dewar,195l Liters Cylinder,2.3mpa Oxygen Cylinder from Pressure Vessels Supplier or Manufacturer-Shijiazhuang Minerals Equipment Co., Ltd.Buy Liquid Oxygen or Compressed Oxygen Gas (O2) Praxair 195l liquid oxygen cylinderFor smaller, more specialized applications, we offer oxygen in high-pressure gas cylinders and liquid oxygen dewars in a variety of sizes. Bulk & Microbulk Delivery. Our bulk liquid and gas delivery systems offer a full range of purities and oxygen tank sizes, for your oxygen supply needs.Capacity 175 L Cryogenic Liquid Oxygen Dewar Cylinder195L Liquid Cylinder . DPL-195L liquid cylinder Cryo cylinders used for delivering and storing cryogenic gases like trasport the liquefied oxygen,argon,nitrogen,caron dioxide and CO2. These are catering to the requirements of diverse industries such as material handling, welding, gas cylinders and safety equipment

    Capacity 175 L Cryogenic Liquid Oxygen Dewar Cylinder

    195L Liquid Cylinder . DPL-195L liquid cylinder Cryo cylinders used for delivering and storing cryogenic gases like trasport the liquefied oxygen,argon,nitrogen,caron dioxide and CO2. These are catering to the requirements of diverse industries such as material handling, welding, gas cylinders and safety equipmentChina 195L Liquid Argon Cylinder - China Liquid Nitrogen 195l liquid oxygen cylinderChina 195L Liquid Argon Cylinder, Find details about China Liquid Nitrogen Dewar, Liquid Oxygen Dewar from 195L Liquid Argon Cylinder - Jinan Deyang Cryogenic Technology Co., Ltd.China 50L 10m3 Empty Oxygen Gas Cylinder Export to Peru 195l liquid oxygen cylinderAcetylene Gas cylinder Liquid Chlorine Cylinder/ Liquid Ammonia Cylinder 3. Liquid nitrogen containers all kinds of liquid nitrogen containers from 2L to 50L 4. Cryogenic Liquid Cylinder 175L 195L 210L 495L capacity 5. Liquid storage tank 5M3, 10 M3, 20M3, 30 M3, 50M3, 100M3, 200M3, ect. 6. Gas equipment Vaporizer, Manifold, Gas filling 195l liquid oxygen cylinder

    China Cryogenic Liquid Nitrogen Cylinder - China Cryogenic 195l liquid oxygen cylinder

    Cryogenic Liquid Cylinder, Liquid Cylinder, Dewar Tank manufacturer / supplier in China, offering Cryogenic Liquid Nitrogen Cylinder, Qf Series Small Portable Oxygen/Nitrogen/Argon/CO2 Cylinder Valve, Small Portable Cga Series Valve and so on.China Cryogenic Liquid Nitrogen Cylinder - China Cryogenic 195l liquid oxygen cylinderCryogenic Liquid Cylinder, Liquid Cylinder, Dewar Tank manufacturer / supplier in China, offering Cryogenic Liquid Nitrogen Cylinder, Qf Series Small Portable Oxygen/Nitrogen/Argon/CO2 Cylinder Valve, Small Portable Cga Series Valve and so on.China Cryogenic Liquid Oxygen Tank Cylinder - China 195l liquid oxygen cylinderChina Cryogenic Liquid Oxygen Tank Cylinder, Find details about China Cryogenic Liquid Cylinder, Liquid Cylinder from Cryogenic Liquid Oxygen Tank Cylinder - Qingdao Ruiming Blue Sky Energy Co., Ltd. 195l liquid oxygen cylinder 175L/195L. Origin. Qingdao, China. HS Code. 7311009000. Product Description Customer Question & Answer

    China Dewar Gas Cylinder 195L - China Liquid Nitrogen Gas 195l liquid oxygen cylinder

    China Dewar Gas Cylinder 195L, Find details about China Liquid Nitrogen Gas Cylinder, Nitrogen Gas Cylinder from Dewar Gas Cylinder 195L - Ningbo DSW International Co., Ltd.China Liquid Oxygen Cylinder, Liquid Oxygen Cylinder 195l liquid oxygen cylinderChina Liquid Oxygen Cylinder manufacturers - Select 2020 high quality Liquid Oxygen Cylinder products in best price from certified Chinese Steel Cylinder manufacturers, Gas Cylinder suppliers, wholesalers and factory on Made-in-ChinaChina Medical Oxygen Gas Cylinders - China Oxygen Gas, Acetylene Gas cylinder Liquid Chlorine Cylinder/ Liquid Ammonia Cylinder 3. Liquid nitrogen containers all kinds of liquid nitrogen containers from 2L to 50L 4. Cryogenic Liquid Cylinder 175L 195L 210L 495L capacity 5. Liquid storage tank 5M3, 10 M3, 20M3, 30 M3, 50M3, 100M3, 200M3, ect. 6. Gas equipment Vaporizer, Manifold, Gas filling 195l liquid oxygen cylinder

    China Medical Oxygen Gas Cylinders - China Oxygen Gas, Oxygen

    Acetylene Gas cylinder Liquid Chlorine Cylinder/ Liquid Ammonia Cylinder 3. Liquid nitrogen containers all kinds of liquid nitrogen containers from 2L to 50L 4. Cryogenic Liquid Cylinder 175L 195L 210L 495L capacity 5. Liquid storage tank 5M3, 10 M3, 20M3, 30 M3, 50M3, 100M3, 200M3, ect. 6. Gas equipment Vaporizer, Manifold, Gas filling 195l liquid oxygen cylinderChina XL 45 Liquid Oxygen Cylinder /Liquid Cylinder/Dewar 195l liquid oxygen cylinderCryogenic Liquid Cylinder, Liquid Cylinder, Dewar Tank manufacturer / supplier in China, offering XL 45 Liquid Oxygen Cylinder /Liquid Cylinder/Dewar Tank/Liquid Tank Chart Brand, Aluminum Fin Tube Ambient Vaporizer Part, 50L 10m3 Oxygen Cylinder DOT and so on.Cryogenic Cylinder, Industrial Gas Cryogenic Cylinder 195l liquid oxygen cylinderCYRO-TECH provide different kinds of Cryogenic Cylinder including liquid oxygen dewar, Liquid Nitrogen Dewar, Liquid Argon Dewar, liquid carbon dioxide dewar & LNG Welded Cylinder. Industrial Gas Cryogenic Cylinder is applied to store, transport the liquefied gas for scientific research , chemical.

    Cryogenic Liquid Cylinder(liquid cylinder)

    Empty Cryogenic Liquid Cylinder 175L 195L 210L 232L 410L 499L Cryogenic liquid cylinder -Cryogenic dewar is multi-layer heat insulating removable cryogenic liquid vessel,to store, trasport the liquefied oxygen,argon,nitrogen,natural gas and CO2. It can be applied to the plant of gas supply, smaller pipelilne concentrates gas supply. Model:Cryogenic Storage Tank System - oxygen,nitrogen plant 195l liquid oxygen cylinder43 cylinders per hour oxygen compressor(oil free KDO-10t-day-cryogenic-liquid oxygen Technical scheme. used 500 m³ PSA oxygen palnt with 80% purity. 195L cryogenic deware tank for liuqid nitrrogen liquid oxygen and LNG and other liquidCryogenic Use Medical Grade 195l 2.3mpa Pressure Liquid 195l liquid oxygen cylinderCryogenic Use Medical Grade 195L 2.3Mpa Pressure Liquid Oxygen Tank Welded insulated cylinder is a type of high vacuum drawn multi-layer heat insulating removable cryogenic liquid vessel which can be applied to store, transport the liquefied gas products (liquefied oxygen, liquefied argon, liquefied nitrogen, liquefied carbon dioxide and N2O if 195l liquid oxygen cylinder

    Cryogenic liquid cylinder - Global Manufacturers

    Empty Cryogenic Liquid Cylinder DPL-175L DPL-195L DPL-210L DPL-232L DPW-410L DPW-499L Cryogenic liquid cylinder -Cryogenic dewar is multi-layer heat insulating removable cryogenic liquid vessel,to store, trasport the liquefied oxygen,argon,nitrogen,natural gas and CO2.Cryogenic lng cylinder Manufacturers & Suppliers, China 195l liquid oxygen cylinderCryogenic Cylinder, Welded Insulated Cylinder, Cryogenic Liquid Oxygen Cylinder, Cryogenic Liquid Argon Cylinder, Cryogenic Liquid Nitrogen Cylinder Mgmt. Certification ISO 9001 City/Province Hengshui, Hebei 195l liquid oxygen cylinder Ss 195L Liquid Oxygen Nitrogen Argon CO2 LNG Dewar Cryogenic Tank.Cryogenic vessels - Qingdao Ludong Gas Co., Ltd. - page 1.Liquid Cylinder, Gas Cylinders, Helium manufacturer / supplier in China, offering Oxygen Cylinder with Tulip Cap, 99.9% Nitrous Oxide Gas, 40L Oxygen Cylinder with Tulip Cap and so on.

    DPW650-499-1.59 liquid oxygen cryogenic cylinder dewar

    DPW650-499-1.59 liquid oxygen cryogenic cylinder dewar on stock DPL700-500-2.3 Vertical Cryogenic Cylinder Dewar for LO2 LAr LCO2 LN2 LNG 1m3 3m3 5m3 7.5m3 MicroBulk TankDura-Cyl Liquid Cylinder Chart IndustriesAdding our industry-leading 7-year vacuum warranty, the Dura-Cyl liquid cylinder provides the lowest cost of ownership - making it the preferred choice in transportable liquid cylinders. Dura-Cyl Advantages Ideal for liquid nitrogen, oxygen, argon, CO 2 or nitrous oxide; Different sizes, pressure, and features to meet your needsFactory Large Production Industrial Gas Lox/lin/lar Dewar 195l liquid oxygen cylinderFactory Large Production Industrial Gas Lox/lin/lar Dewar Cryogenic Liquid Oxygen Cylinder , Find Complete Details about Factory Large Production Industrial Gas Lox/lin/lar Dewar Cryogenic Liquid Oxygen Cylinder,Cryogenic Liquid Gas Cylinder,Weld Insulated Cylinder Liquid,Oxygen Nitorgen Lng Cryogenic Dewar Vessel from Supplier or Manufacturer-South China Special Gas Institute Co., Ltd.

    Hot sale Gas Cylinder Rack - Liquid gas dewar GASTEC 195l liquid oxygen cylinder

    liquid oxygen nitrogen argon cryogenic cylinder bottle dewa r. Volume 175L 195L 450L 480L 499L Working pressure:16-28bar Media:Liquid O2 Ar N2 CO2 LNG N2O. Dewar is a super vacuum insulated stainless steel pressure vessel designed for storage, transportation and use of liquid oxygen, liquid nitrogen, liquid argon, or carbon dioxide.Industrial Gas Use and Low Pressure Liquid Cylinder for 195l liquid oxygen cylinderIndustrial Gas Use and Low Pressure Liquid Cylinder for LOX, LAr, LCO2 with ISO and CE approved, US $ 1980 - 2450 / Set, High, Henan, China, DPL-175.Source from Xinxiang Jinxin Import And Export Machinery Co., Ltd. on .LIQUID CYLINDER LIQUID CYLINDERliquid cylinders designed to withstand common han-dling; however, abusing a unit may damage the liquid cylinder to the extent that it must be returned to the factory for repair. Preferred Lifting Procedure The Dura-Cyl/Cryo-Cyl Series liquid cylinders are pro-vided with a ring on the top of the liquid cylinder

    Leading Manufacturer for Gas Cylinder Factory - liquid 195l liquid oxygen cylinder

    liquid oxygen nitrogen argon cryogenic cylinder bottle dewar Volume 175L 195L 450L 480L 499L Working pressure:16-28bar Media:Liquid O2 Ar N2 CO2 LNG N2O Dewar is a super vacuum insulated stainless steel pressure vessel designed for storage, transportation and use of liquid oxygen, liquid Liquid Nitrogen - km-gasDPL pressurized 175L / 195L/ 210L/410L/480L/500L liquid oxygen / argon / nitrogen industrial gas dewar cylinder DPL series cryogenic stainless steel vessel dewars/ dewar flask/dewar tanks is a muti-layer cryogenic tank can be using to store and transport the liquefied Oxygen, Argon, Nitrogen,Carbon dioxide,Natural gas, it's a very convenient and practical soruce of air supply.Liquid Oxygen Dewar Flask Industrial Cylinder Storage Tank 195l liquid oxygen cylinderLiquid Oxygen Dewar Flask Industrial Cylinder Storage Tank Price , Find Complete Details about Liquid Oxygen Dewar Flask Industrial Cylinder Storage Tank Price,Liquid Oxygen Dewar Flask,Liquid Oxygen Storage Tank Price,Industrial Cylinder from Supplier or Manufacturer-Shijiazhuang Minerals Equipment Co., Ltd.

    Low Price 195l Welded Insulated Liquid Oxygen Gas Dewar 195l liquid oxygen cylinder

    Product Description Low Price 195l Welded Insulated Liquid Oxygen Gas Dewar From Factory The DPL series containers are vacuum insulated,stainless steel containers designed to store and transport cryogenic liquid oxygen,nitrogen or argon.Containers may be used for over the road transportation of 195l liquid oxygen cylinder Send Inquiry Chat NowLow temperature Dewar wholesale for sale,175 vertical 195l liquid oxygen cylinder0086-311-89881111. [email protected] No. 1, Zhenggang Road, Matun Industrial Park, Raoyang County, Hengshui City, Hebei ProvinceChina.Medical Oxygen Cylinder Medical EquipmentThe next on the list is Liquid oxygen cylinders and they are very expensive. The oxygen content of the liquid oxygen cylinders is cooled down to -183 0 C in order to store them. It is usually one of the preferred methods to store a high volume of oxygen. By storing in the liquid form these cylinders are able to keep more oxygen within the cylinder.

    Oxygen Tanks or Cylinders - Overview and Use of Oxygen

    Feb 22, 2019 · The release of pressure creates the oxygen liter flow that travels to your desired oxygen delivery device (such as a nasal cannula or oxygen mask). Liquid Oxygen Liquid oxygen is also 99.5% pure oxygen, but it is stored in a liquid form. Liquid oxygen is created when oxygen gas cools to 297 degrees Fahrenheit (1).Popular Design for N20 Cylinder - Liquid gas dewar 195l liquid oxygen cylinderliquid oxygen nitrogen argon cryogenic cylinder bottle dewa r. Volume 175L 195L 450L 480L 499L Working pressure:16-28bar Media:Liquid O2 Ar N2 CO2 LNG N2O. Dewar is a super vacuum insulated stainless steel pressure vessel designed for storage, transportation and use of liquid oxygen, liquid nitrogen, liquid argon, or carbon dioxide.Portable Liquid Nitrogen Oxygen Cryogenic Gas Cylinder 195l liquid oxygen cylinderPortable Liquid Nitrogen Oxygen Cryogenic Gas Cylinder , Find Complete Details about Portable Liquid Nitrogen Oxygen Cryogenic Gas Cylinder,Cryosauna Cryogenic Liquid Gas Cylinder,Weld Insulated Cryogenic Liquid Gas Cylinder,Cryogenic Gas Cylinder from Gas Cylinders Supplier or Manufacturer-South China Special Gas Institute Co., Ltd.

    Portable Oxygen Cylinders Training and Safety Guidelines

    oxygen cylinder Turn off the oxygen flow 1 Using the small cylinder wrench, turn the cylinder on/off valve clockwise to close it. 2 Bleed off the pressure in the valve by opening the flow regulator knob. 3 When the gauge reads zero, turn the flow regulator knob to zero. Always keep oxygen cylinders Qingdao Ludong Gas Co., Ltd. - gas cylinder,heliumcryogenic oxygen cylinder Min. Order 4 Sets FOB Price $1,400.00 - $2,000.00 / Set 175L liquid nitrogen cylinder 175L liquid nitrogen cylinder Min. Order 4 Sets FOB Price $1,000.00 - Reasonable price for Liquid Argon Dewar - liquid oxygen 195l liquid oxygen cylinderliquid oxygen nitrogen argon cryogenic cylinder bottle dewar. Volume 175L 195L 450L 480L 499L. Working pressure:16-28bar. Media:Liquid O2 Ar N2 CO2 LNG N2O. Dewar is a super vacuum insulated stainless steel pressure vessel designed for storage, transportation and use of liquid oxygen, liquid nitrogen, liquid argon, or carbon dioxide.

    Types of Oxygen Therapy Tanks - WebMD

    Ambulatory tanks are small aluminum cylinders or liquid oxygen containers that you use with an OCD. They weigh less than 10 pounds. As the name suggests, theyre designed so you can carry them 195l liquid oxygen cylinderUser rating 5/5195L liquid oxygen cylinder, View liquid oxygen tank, HJ 195l liquid oxygen cylinder195L liquid oxygen cylinder, US $ 1300 - 1700 / Set, High, Shandong, China, DPL450-175-2.3.Source from Qingdao Ludong Gas Co., Ltd. on .Welded Insulated refrigerated Liquid Nitrogen LNG Gas Cylinderwelded insulated cylinders, liquid nitrogen 195l liquid oxygen cylinder - . Horizontal 500L Liquid Gas Cylinder LNG Cylinder. 2,300.00 - 2,450.00 / Piece. 1 Piece (Min. Order) 360L Vertical Liquid Gas Cylinder LNG LO2 LN2 Cylinder. 195l liquid oxygen cylinder welded insulated cylinders,liquid nitrogen tanks,vaporizer,dewar,liquid gas cylinder, Main Markets Domestic Market, Southeast Asia, Eastern Asia, Eastern Europe, Northern 195l liquid oxygen cylinder

    cryogenic cylinder liquid cylinder gas cylinder Nitrogen 195l liquid oxygen cylinder

    DPW650-499-1.59 liquid oxygen cryogenic cylinder dewar on stock DPL700-500-2.3 Vertical Cryogenic Cylinder Dewar for LO2 LAr LCO2 LN2 LNG 1m3 3m3 5m3 7.5m3 MicroBulk Tanklng cylinder, lng cylinder Suppliers and Manufacturers at 195l liquid oxygen cylinder100L 175L 195L 210L Liquid Nitrogen Oxygen Cylinder. Up to 5 years warranty. US $1098-$1098 / Piece 1 Piece (Min. Order) 1 YR . Henan Wobo Machinery Equipment Co., Ltd. welded insulated cylinders, liquid nitrogen 195l liquid oxygen cylinder - 175L Liquid Nitrogen Oxygen Argon CO2 Gas Cylinders. $1,120.00 - $1,200.00 / Piece. 1 Piece 195l liquid oxygen cylinder 1 Piece (Min. Order) 195L Cryogenic Liquid Dewar Cylinder liquid nitrogen dewar. $1,000.00 - $1,100.00 / Piece. 1 Piece (Min. Order) Zero point adjustment standard gases for environment monitoring ( Air ) $100.00 / Piece. 1 Piece (Min. Order 195l liquid oxygen cylinder