Menred Controls System (Yueqing) Co., Ltd.
Menred Controls System (Yueqing) Co., Ltd. is devoted into the R&D, production, sale and popularization of energy-saving products in radiant floor heating sectors & central air-conditioning. As a factory, has attained ISO9001:2000 quality management system certification, acquired CE ....
Address:Central Industrial Zone
Product/Service:Thermostat,Actuator,Manifolds,Ventilation,Vacuum cleaner (Only overseas sales),Floor Heating Thermostats,thermostat lcd,Electronic Heating Thermostat,Touch Screen Wireless Room Thermostat,Digital Room Thermostat with LCD,Programmable Thermostat With LCD,Central Vacuum Cleaner System,Host,heating manifold,Brass valve,radiator head,Electric dynamic balance valve,Thread Valve,FCU Thermostat Accessori,Thermostat,Actuator,Manifolds,Ventilation,Vacuum cleaner (Only overseas sales),Floor Heating Thermostats,thermostat lcd,Electronic Heating Thermostat,Touch Screen Wireless Room Thermostat,Digital Room Thermostat with LCD,Programmable Thermostat With LCD,Central Vacuum Cleaner System,Host,heating manifold,Brass valve,radiator head,Electric dynamic balance valve,Thread Valve,FCU Thermostat Accessori
Taian Xingzhou Experimental Equipment CO, LTD
Located at the foot of World famous Mountain Tai, TAIAN XINGZHOU experimental equipment Co., Ltd is one main manufacturers testing and calibration . Our products include EM、HT series Diesel Fuel Injection Pump Test Bench, Common Rail Injector EDC Electronic Tester, Monomer Nozzle Tools for ....
Address:Taibo, Taishan, Shandong, China
Product/Service:fuel injection pump test bench, dynamic balance machine, common rail test bench, nozzle tester,,fuel injection pump test bench, dynamic balance machine, common rail test bench, nozzle tester,
Jiaxing Rota-Ropa Insulating Material Co., Ltd.
Jiaxing Rota-Ropa Insulating Material Co., Ltd. is one of the largest manufacturers impregnating resin and potting compound in China. Our products can be used for dipping motor stators armatures, such as air-condition motors, fan electric tool water pump washer cleaner traction auto Y2 fractional ....
Address:No 1. Fengfei RD., Fengqiao Town,Jiaxing City, Zhejiang ,China
Product/Service:potting compound,insulation varnish,mica tape,rotor dynamic balance cement,enamel varnish,enamal paint,potting resin,Mica tape,Mica tape for strand insulation of conductor,Fire-Resistant Mica Tape,polyimide Film-Backed Resin poor mica tape,Resin middle mica tape,resin poor mica tape,resin rich mica tape,VPI Resin,Immersion Varnish,trickle resim,fast-dry and contimuous immersion resin,common immers,potting compound,insulation varnish,mica tape,rotor dynamic balance cement,enamel varnish,enamal paint,potting resin,Mica tape,Mica tape for strand insulation of conductor,Fire-Resistant Mica Tape,polyimide Film-Backed Resin poor mica tape,Resin middle mica tape,resin poor mica tape,resin rich mica tape,VPI Resin,Immersion Varnish,trickle resim,fast-dry and contimuous immersion resin,common immers
Shenyang ABT Turbo Machines Co., Ltd.
Established in 1988, Shenyang ABT TURBO Machines Co., Ltd. is specialized high-speed turbine compressors, high-performance couplings and synchronous overrunning clutches. Located Shenyang, we enjoy convenient access to major transportation networks. Our company covers an area of 30000 square ....
Address:No.34-1 KaiFa Blvd ,economic development zone
Product/Service:high speed coupling,Elastc coupling,Synchronic clutch,Autumatic turning Mechnaism,crusher,turning machnism,fully dynamic balance coupling,tyre coupling,gear coupling,universal coupling,clutch,USA rubber coupling,high resilient coupling,low damping coupling,disc coupling,diaphragm coupling,,high speed coupling,Elastc coupling,Synchronic clutch,Autumatic turning Mechnaism,crusher,turning machnism,fully dynamic balance coupling,tyre coupling,gear coupling,universal coupling,clutch,USA rubber coupling,high resilient coupling,low damping coupling,disc coupling,diaphragm coupling,
SCIENCESTAR CO.,LTD
We are the Korean leading manufacturer of the educational equipment. If you are interested in our products, Please feel free to contact with us. Best regard: Dae Ryuk SCience Commpany.
Address:164-2, Gwonnong-Dong, Jongno-Gu,
Product/Service:eductaional equipments,Scientific Education,Educational equipment , DR-101 Kinetic, Potential Energy tester,DR-102 Joule's Heat (Type B),DR-103 Joule's Heat (Type A),DR-104 Dynamic Cart,DR-105 Brownian Motion Observation Tool,DR-201 Laser Optics Experiment Device,DR-202 Lens Set,DR-203 Slit Laser Pointer,DR-204 Slit Laser Lens Set,DR-205 Educational Optics Kits,DR-206 Water Bottle for Optical Studies product,DR-207 Light Composition Testing Equipment,DR-308 Color Top,DR-301 Two Arms Balance,DR-302 Lever Experimental Tool,DR-303 Spring Tester,DR-304 Composition of Forces product,DR-401 Battery Voltage MeasuRing Apparatus,DR-402 Electric Resistor Experiment Circuit,DR-403 Spring Board,DR-404 Bulb Resistor Block,DR-405 Fuse Block,DR-406 Buzzer Block,DR-407 Battery Socket,DR-406 Buzzer Block,DR-407 Battery Socket Block,DR-408 Bulb Resistor Block,DR-409 Motor Block,DR-410 Switch Block,DR-411 Nichrome Wire Resistor Block,DR-412 Variable resistor Block,DR-413 Nichrome wire Resistor Block,,eductaional equipments,Scientific Education,Educational equipment , DR-101 Kinetic, Potential Energy tester,DR-102 Joule's Heat (Type B),DR-103 Joule's Heat (Type A),DR-104 Dynamic Cart,DR-105 Brownian Motion Observation Tool,DR-201 Laser Optics Experiment Device,DR-202 Lens Set,DR-203 Slit Laser Pointer,DR-204 Slit Laser Lens Set,DR-205 Educational Optics Kits,DR-206 Water Bottle for Optical Studies product,DR-207 Light Composition Testing Equipment,DR-308 Color Top,DR-301 Two Arms Balance,DR-302 Lever Experimental Tool,DR-303 Spring Tester,DR-304 Composition of Forces product,DR-401 Battery Voltage MeasuRing Apparatus,DR-402 Electric Resistor Experiment Circuit,DR-403 Spring Board,DR-404 Bulb Resistor Block,DR-405 Fuse Block,DR-406 Buzzer Block,DR-407 Battery Socket,DR-406 Buzzer Block,DR-407 Battery Socket Block,DR-408 Bulb Resistor Block,DR-409 Motor Block,DR-410 Switch Block,DR-411 Nichrome Wire Resistor Block,DR-412 Variable resistor Block,DR-413 Nichrome wire Resistor Block,
Bisco Scales A/S
Bisco Scales A/S is a scale manufacturing company, that are focused on high quality products. Specialized trough 60 years of experince, we deliver the best solutions possible..
Address:Rugmarken 27
Product/Service:Scales,counting scales,truck scales,floor scales,postal scales,dynamic scales,industri scales,laboratorie scales,balances,balance,platform scales , T5 - Counting scale,B4/5,,Scales,counting scales,truck scales,floor scales,postal scales,dynamic scales,industri scales,laboratorie scales,balances,balance,platform scales , T5 - Counting scale,B4/5,
Seven Otiz
This supplier has not provided a Company Introduction yet..
Address:NO. 42 Little Collins Street
Product/Service:room thermostat,digital thermostat,programme thermostat,ball valve,butterfly valve,mortorized valve,raditor valve,flow switch,LCD thermostat,temperature controller , 806LCD thermostat,5011 Water Flow Switch,Temperature-controlled Cabinet,Static Balance Flow Valve,Temperature-controlled Cabinet,806 room thermostat,Q20Motorized Ball Valve,PID Valve,Multifunctional Water Processor,Motorized Dynamic Modulating Valve,Motorized Butterfly Valve,Electric Motorized Ball Valve,Dynamic Balance Flow Valve,Direct-operated Regulator,30 Series Three-line Motorized Valve,20 Series 2 Lines Valve Motorized Operation,5013Flow Switch,5012 Flow Switch,5011 Water Flow Switch,303 Air Conditioner Thermostat,306 FCU Thermostat,308 Programmable Digital Thermostat,3010 Room Thermostat,510 Large Screen FCU Thermostat,307 Hotel Room Thermostat,8700Large LCD Room Thermostat,809 Floor Heating Thermostat,2010 Heating thermostat (Honeywell Type),509 Heating Thermostat,3039 Floor Heating Thermostat,106 Honeywell thermostat,102 Mechanical Thermostat,,room thermostat,digital thermostat,programme thermostat,ball valve,butterfly valve,mortorized valve,raditor valve,flow switch,LCD thermostat,temperature controller , 806LCD thermostat,5011 Water Flow Switch,Temperature-controlled Cabinet,Static Balance Flow Valve,Temperature-controlled Cabinet,806 room thermostat,Q20Motorized Ball Valve,PID Valve,Multifunctional Water Processor,Motorized Dynamic Modulating Valve,Motorized Butterfly Valve,Electric Motorized Ball Valve,Dynamic Balance Flow Valve,Direct-operated Regulator,30 Series Three-line Motorized Valve,20 Series 2 Lines Valve Motorized Operation,5013Flow Switch,5012 Flow Switch,5011 Water Flow Switch,303 Air Conditioner Thermostat,306 FCU Thermostat,308 Programmable Digital Thermostat,3010 Room Thermostat,510 Large Screen FCU Thermostat,307 Hotel Room Thermostat,8700Large LCD Room Thermostat,809 Floor Heating Thermostat,2010 Heating thermostat (Honeywell Type),509 Heating Thermostat,3039 Floor Heating Thermostat,106 Honeywell thermostat,102 Mechanical Thermostat,
ykc electronics Co.,ltd
This supplier has not provided a Company Introduction yet..
Address:road ACT2601, Canberra
Product/Service:room thermostat,floor heating thermostat,digital thermostat,programme thermostat,valve,ball valve,motorized valve,control valve,butterflt valve,flow switch , Motorized Dynamic Modulating Valve,Motorized Butterfly Valve,Electric Motorized Ball Valve,Dynamic Balance Flow Valve,Direct-operated Regulator,5012 Flow Switch,30 Series Three-line Motorized Valve,20 Series 2 Lines Valve Motorized Operation,510 Large Screen FCU Thermostat,3010 Room Thermostat,308 Programmable Digital Thermostat,303 Air Conditioner Thermostat,806large LCD thermostat,307Hotel Room Thermostat,8700Large LCD Room Thermostat,809 Floor Heating Thermostat,2010 Heating thermostat (Honeywell Type),509 Heating Thermostat,3039 Floor Heating Thermostat,3039 Floor Heating Thermostat,106 Honeywell thermostat,102 Mechanical Thermostat,101 Mechanical Thermostat,5011 Water Flow Switch,5012 Flow Switch,5013Flow Switch,Dynamic Balance Flow Valve,PID Valve (A set with five pieces),SMZ Two (three)-way Motorized Valve,,room thermostat,floor heating thermostat,digital thermostat,programme thermostat,valve,ball valve,motorized valve,control valve,butterflt valve,flow switch , Motorized Dynamic Modulating Valve,Motorized Butterfly Valve,Electric Motorized Ball Valve,Dynamic Balance Flow Valve,Direct-operated Regulator,5012 Flow Switch,30 Series Three-line Motorized Valve,20 Series 2 Lines Valve Motorized Operation,510 Large Screen FCU Thermostat,3010 Room Thermostat,308 Programmable Digital Thermostat,303 Air Conditioner Thermostat,806large LCD thermostat,307Hotel Room Thermostat,8700Large LCD Room Thermostat,809 Floor Heating Thermostat,2010 Heating thermostat (Honeywell Type),509 Heating Thermostat,3039 Floor Heating Thermostat,3039 Floor Heating Thermostat,106 Honeywell thermostat,102 Mechanical Thermostat,101 Mechanical Thermostat,5011 Water Flow Switch,5012 Flow Switch,5013Flow Switch,Dynamic Balance Flow Valve,PID Valve (A set with five pieces),SMZ Two (three)-way Motorized Valve,
Crystal Glen
This supplier has not provided a Company Introduction yet..
Address:NO. 118 Bofulin road
Product/Service:thermostat,valve,controller,temperature controller,switch , Static Balance Flow Valve,SMZ Two (three)-way Motorized Valve,Q20Motorized Ball Valve,PID Valve,Motorized Dynamic Modulating Valve,Electric Motorized Ball Valve,Floor Heating Thermostat,PID Valve,5013Flow Switch,5012 Flow Switch,Mechanical Thermostat,102 Mechanical Thermostat,106 room thermostat,Floor Heating Thermostat,509 Heating Thermostat,2010 Heating thermostat,Floor Heating Thermostat,8700Large LCD Room Thermostat,5012 Flow Switch,Large Screen FCU Thermostat,3010 Room Thermostat,308 Programmable Digital Thermostat,306 FCU Thermostat,303 Air Conditioner Thermostat,5011 Water Flow Switch,30 Series Three-line Motorized Valve,20 Series 2 Lines Valve Motorized Operation,Motorized Butterfly Valve,,thermostat,valve,controller,temperature controller,switch , Static Balance Flow Valve,SMZ Two (three)-way Motorized Valve,Q20Motorized Ball Valve,PID Valve,Motorized Dynamic Modulating Valve,Electric Motorized Ball Valve,Floor Heating Thermostat,PID Valve,5013Flow Switch,5012 Flow Switch,Mechanical Thermostat,102 Mechanical Thermostat,106 room thermostat,Floor Heating Thermostat,509 Heating Thermostat,2010 Heating thermostat,Floor Heating Thermostat,8700Large LCD Room Thermostat,5012 Flow Switch,Large Screen FCU Thermostat,3010 Room Thermostat,308 Programmable Digital Thermostat,306 FCU Thermostat,303 Air Conditioner Thermostat,5011 Water Flow Switch,30 Series Three-line Motorized Valve,20 Series 2 Lines Valve Motorized Operation,Motorized Butterfly Valve,
Jasmine Cary
This supplier has not provided a Company Introduction yet..
Address:Tappan
Product/Service:thermostats,temperature controller,valves,motorzied valves,butterfly valves , Motorized Dynamic Modulating Valve,Multifunctional Water Processor,Temperature-controlled Cabinet,Static Balance Flow Valve,Temperature-controlled Cabinet,Electric Motorized Ball Valve,510 Large Screen FCU Thermostat,809 Floor Heating Thermostat,2010 Heating thermostat (Honeywell Type),3039 Floor Heating Thermostat,106 Honeywell thermostat,SMZ Two (three)-way Motorized Valve,806 LCD Thermostat,101 Mechanical Thermostat,102 Mechanical Thermostat,106 Honeywell thermostat,Floor Heating Thermostat3039,509 Heating Thermostat,2010 Heating thermostat (Honeywell Type),809 Floor Heating Thermostat,8700 Large LCD Room Thermostat,307Hotel Room Thermostat,510 Large Screen FCU Thermostat,3010 Room Thermostat,308 Programmable Digital Thermostat,306 FCU Thermostat,303 Air Conditioner Thermostat,806 LCD thermostat,20 Series 2 Lines Valve Motorized Operation,30 Series Three-line Motorized Valve,5011 Water Flow Switch,5012 Flow Switch,,thermostats,temperature controller,valves,motorzied valves,butterfly valves , Motorized Dynamic Modulating Valve,Multifunctional Water Processor,Temperature-controlled Cabinet,Static Balance Flow Valve,Temperature-controlled Cabinet,Electric Motorized Ball Valve,510 Large Screen FCU Thermostat,809 Floor Heating Thermostat,2010 Heating thermostat (Honeywell Type),3039 Floor Heating Thermostat,106 Honeywell thermostat,SMZ Two (three)-way Motorized Valve,806 LCD Thermostat,101 Mechanical Thermostat,102 Mechanical Thermostat,106 Honeywell thermostat,Floor Heating Thermostat3039,509 Heating Thermostat,2010 Heating thermostat (Honeywell Type),809 Floor Heating Thermostat,8700 Large LCD Room Thermostat,307Hotel Room Thermostat,510 Large Screen FCU Thermostat,3010 Room Thermostat,308 Programmable Digital Thermostat,306 FCU Thermostat,303 Air Conditioner Thermostat,806 LCD thermostat,20 Series 2 Lines Valve Motorized Operation,30 Series Three-line Motorized Valve,5011 Water Flow Switch,5012 Flow Switch,
Cathy Chris
This supplier has not provided a Company Introduction yet..
Address:NO. 19 mortensen street
Product/Service:thermostat,valve,temperature controller,motorized valve,controller,room thermostat,digital thermostat,programme thermostat,control , Q20Motorized Ball Valve,Temperature-controlled Cabinet,Q20Motorized Ball Valve,Radiator Valve,Wireless energy meter reading system,PID Valve (A set with five pieces),Static Balance Flow Valve,PID Valve,Multifunctional Water Processor,Motorized Dynamic Modulating Valve,Motorized Butterfly Valve,Electric Motorized Ball Valve,Dynamic Balance Flow Valve,Direct-operated Regulator,5013Flow Switch,5012 Flow Switch,5011 Water Flow Switch,30 Three-line Motorized Valve,20 Series 2 Lines Valve Motorized Operation,101 Mechanical Thermostat,102 Mechanical Thermostat,106 Honeywell thermostat,3039 Floor Heating Thermostat,509 Heating Thermostat,2010 Heating thermostat (Honeywell Type),809 Floor Heating Thermostat,8700 Large LCD Room Thermostat,307Hotel Room Thermostat,510 Large Screen FCU Thermostat,3010 Room Thermostat,308 Programmable Digital Thermostat,306 FCU Thermostat,,thermostat,valve,temperature controller,motorized valve,controller,room thermostat,digital thermostat,programme thermostat,control , Q20Motorized Ball Valve,Temperature-controlled Cabinet,Q20Motorized Ball Valve,Radiator Valve,Wireless energy meter reading system,PID Valve (A set with five pieces),Static Balance Flow Valve,PID Valve,Multifunctional Water Processor,Motorized Dynamic Modulating Valve,Motorized Butterfly Valve,Electric Motorized Ball Valve,Dynamic Balance Flow Valve,Direct-operated Regulator,5013Flow Switch,5012 Flow Switch,5011 Water Flow Switch,30 Three-line Motorized Valve,20 Series 2 Lines Valve Motorized Operation,101 Mechanical Thermostat,102 Mechanical Thermostat,106 Honeywell thermostat,3039 Floor Heating Thermostat,509 Heating Thermostat,2010 Heating thermostat (Honeywell Type),809 Floor Heating Thermostat,8700 Large LCD Room Thermostat,307Hotel Room Thermostat,510 Large Screen FCU Thermostat,3010 Room Thermostat,308 Programmable Digital Thermostat,306 FCU Thermostat,
Xiamen YKC Electronics CO.,LTD
Xiamen YKC Electronics Co., Ltd. is the major manufacturer for auto-controls of HVAC (Heating Ventilation air-conditioning), terminal control products and hot water geyser controller, located in City, one five largest seaports China.Our main are: Thermostat, Motorized Valve Fan Coil Unit, Electric ....
Address:Gainesville, FL23622
Product/Service:thermostat,room thermostat,digital thermostat,motorized valve,ball valve , Static Balance Flow Valve,Temperature-controlled Cabinet,Motorized Butterfly Valve,Electric Motorized Ball Valve,Dynamic Balance Flow Valve,30 Series Three-line Motorized Valve,Dynamic Balance Flow Valve,Direct-operated Regulator,5013Flow Switch,5012 Flow Switch,5011 Water Flow Switch,20 Series 2 Lines Valve Motorized Operation,806 LCD thermostat,303 Air Conditioner Thermostat,306 FCU Thermostat,308 Programmable Digital Thermostat,3010 Room Thermostat,510 Large Screen FCU Thermostat,307Hotel Room Thermostat,8700 Large LCD Room Thermostat,809 Floor Heating Thermostat,2010 Heating thermostat (Honeywell Type),509 Heating Thermostat,509 Heating Thermostat,3039 Floor Heating Thermostat,106 Honeywell thermostat,102 Mechanical Thermostat,101 Mechanical Thermostat,101 Mechanical Thermostat,102 Mechanical Thermostat,106 Honeywell thermostat,3039 Floor Heating Thermostat,,thermostat,room thermostat,digital thermostat,motorized valve,ball valve , Static Balance Flow Valve,Temperature-controlled Cabinet,Motorized Butterfly Valve,Electric Motorized Ball Valve,Dynamic Balance Flow Valve,30 Series Three-line Motorized Valve,Dynamic Balance Flow Valve,Direct-operated Regulator,5013Flow Switch,5012 Flow Switch,5011 Water Flow Switch,20 Series 2 Lines Valve Motorized Operation,806 LCD thermostat,303 Air Conditioner Thermostat,306 FCU Thermostat,308 Programmable Digital Thermostat,3010 Room Thermostat,510 Large Screen FCU Thermostat,307Hotel Room Thermostat,8700 Large LCD Room Thermostat,809 Floor Heating Thermostat,2010 Heating thermostat (Honeywell Type),509 Heating Thermostat,509 Heating Thermostat,3039 Floor Heating Thermostat,106 Honeywell thermostat,102 Mechanical Thermostat,101 Mechanical Thermostat,101 Mechanical Thermostat,102 Mechanical Thermostat,106 Honeywell thermostat,3039 Floor Heating Thermostat,
Shanghai Jianping Dynamic Balancing Machine Manufacturing Co., Ltd
Shanghai Jianping Dynamic Balancing Machine Manufacturing Co. Ltd. is a high-tech industry entity composed of scientific and technical personnel who have devoted to the development, design manufacturing balancing machines for many years as well backbone elite with abundant experience. The dynamic ....
Address:Hutai Road, Shanghai, China
Product/Service:dynanic balancing machine, balancing machine, dynamic balancing, balancer, tester, balance machine, dynamic balance machine, dynamic balance,Transmission pulley balance machine,General balance machine,PHD-5 Dynamic Balancing Machine,Universal Joint Balancing Machine,Balancing Machine,,dynanic balancing machine, balancing machine, dynamic balancing, balancer, tester, balance machine, dynamic balance machine, dynamic balance,Transmission pulley balance machine,General balance machine,PHD-5 Dynamic Balancing Machine,Universal Joint Balancing Machine,Balancing Machine,
Tianpeng Imp & Exp Co., Ltd
We have a wide range of contacts with different levels manufacturers in the field laboratory instruments, material testing equipment. Offering high quality product competitive price & good service. are pleased to introduce ourself you, as manufacturer and exporter equipment, construction equipment ....
Address:Fanyang Mid Rod
Product/Service:Cube Mould, Slump Cone , EVD Dynamic Modulus of Deformation Test Equipment,compacting factor,auto penetrometer,Cube Mould,Cent-O-Gram balance,Triple beam balance scale,static cone penetrometer,static cone penetration machine,Pile integrity tester,PIT equipment,wet film thickness gauge,laboratory jaw crusher,measuring cylinder, laboratory cylinders, beakers,compressed wood pallet,concrete test cube, cube mould,concrete test hammer,Bitumen dynemic viscosity tester,Petroleum asphaltum ductility tester,auto penetrometer,wood pallet, compressed wood pallet, paper pallet, steel pallet,automatic mixture stirrer,Marshall stability tester,Standard Proctor mould, Modify Proctor Mould,CBR mould, California Bearing Ratio test,Site Box,Soil Drying Ovens,Plastic Cube Mould,Three Gang Mould,Measuring Cylinder,K Type Digital Thermometer,Slump Test Apparatus,Measuring Cylinder, Laboratory Cylinders,,Cube Mould, Slump Cone , EVD Dynamic Modulus of Deformation Test Equipment,compacting factor,auto penetrometer,Cube Mould,Cent-O-Gram balance,Triple beam balance scale,static cone penetrometer,static cone penetration machine,Pile integrity tester,PIT equipment,wet film thickness gauge,laboratory jaw crusher,measuring cylinder, laboratory cylinders, beakers,compressed wood pallet,concrete test cube, cube mould,concrete test hammer,Bitumen dynemic viscosity tester,Petroleum asphaltum ductility tester,auto penetrometer,wood pallet, compressed wood pallet, paper pallet, steel pallet,automatic mixture stirrer,Marshall stability tester,Standard Proctor mould, Modify Proctor Mould,CBR mould, California Bearing Ratio test,Site Box,Soil Drying Ovens,Plastic Cube Mould,Three Gang Mould,Measuring Cylinder,K Type Digital Thermometer,Slump Test Apparatus,Measuring Cylinder, Laboratory Cylinders,
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