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Pre-Owned Chemical Process Principles: Pt .1: Material and Energy Balances (Chemical Process Principles: Material and Energy Balances) Paperback

Pre-Owned Chemical Process Principles: Pt .1: Material and Energy Balances (Chemical Process Principles: Material and Energy Balances) Paperback

Our books are pre-loved which means they have been read before. We carefully check all our books and believe them to be in a - USED - VERY GOOD Condition condition. If you re not completely satisfied please get in touch & we ll be happy to help.... more

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Balance Stirling Engine Miniature Model Steam Power Technology Scientific Power Generation Experimental Toy

Balance Stirling Engine Miniature Model Steam Power Technology Scientific Power Generation Experimental Toy

SPECIFICATIONS Brand Name: goni Origin: Mainland China Material: Metal Recommend Age: 12+y Certification: CE Warning: NO Scale: 1:32 Model Number: FL-1 Gender: Unisex Type: Mini Sterling model Theme: Vehicle Vehicle: Cars Quantity of Items in Set: 20 more

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Balance Stirling Engine Miniature Model Steam Power Technology Scientific Power Generation Experimental Toy

Balance Stirling Engine Miniature Model Steam Power Technology Scientific Power Generation Experimental Toy

SPECIFICATIONS Brand Name: goni Origin: Mainland China Material: Metal Recommend Age: 12+y Certification: CE Warning: NO Scale: 1:32 Model Number: FL-1 Gender: Unisex Type: Mini Sterling model Theme: Vehicle Vehicle: Cars Quantity of Items in Set: 20 more

$143.10

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American Defense Manufacturing Aimpoint T1 Micro Mount 1 Piece Co-Witness Standard Lever Flat Dark Earth AD-T1-10 STD FDE

American Defense Manufacturing Aimpoint T1 Micro Mount 1 Piece Co-Witness Standard Lever Flat Dark Earth AD-T1-10 STD FDE

American Defense Manufacturing Aimpoint T1 Micro Mount 1 Piece Co-Witness Standard Lever Flat Dark Earth AD-T1-10 STD FDE. 75 oz Fabric/Material: 6061-T6 Aluminum Condition: New Features: Absolute Co-Witness Package Contents: American Defense... more

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American Defense Manufacturing Aimpoint T1 Micro Mount 1 Piece Co-Witness Tactical Lever Black AD-T1-10 TAC

American Defense Manufacturing Aimpoint T1 Micro Mount 1 Piece Co-Witness Tactical Lever Black AD-T1-10 TAC

American Defense Manufacturing Aimpoint T1 Micro Mount 1 Piece Co-Witness Tactical Lever Black AD-T1-10 TAC. 75 oz Fabric/Material: 6061-T6 Aluminum Condition: New Features: Absolute Co-Witness Package Contents: American Defense Manufacturing Aimpoint... more

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American Defense Manufacturing Aimpoint T1 Micro Mount 1 Piece Co-Witness Standard Lever Black AD-T1-10 STD

American Defense Manufacturing Aimpoint T1 Micro Mount 1 Piece Co-Witness Standard Lever Black AD-T1-10 STD

American Defense Manufacturing Aimpoint T1 Micro Mount 1 Piece Co-Witness Standard Lever Black AD-T1-10 STD. 75 oz Fabric/Material: 6061-T6 Aluminum Condition: New Features: Absolute Co-Witness Package Contents: American Defense Manufacturing Aimpoint... more

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Portable Anti-Fatigue Balance Board with Raised Massage Points for Office-Black - 19.5"x 14"x 1.5"(L x W x H)

Portable Anti-Fatigue Balance Board with Raised Massage Points for Office-Black - 19.5"x 14"x 1.5"(L x W x H)

Specifications Color: Black Material: PU, Poplar wood Overall dimension: 19.5"x 14"x 1.5"(L x W x H) Weight capacity: 330 lbs Net weight: 22 lbs Package includes: 1 x Balance standing mat 1 x User guide Key Features ● Wobble Balance Board Keeps You… more

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3 Packs Experimental Materials of Science Popularization DIY Simple Mechanical Arm Toy

3 Packs Experimental Materials of Science Popularization DIY Simple Mechanical Arm Toy

Item Type: Toy Material: Wooden DIY: Yes Packing: Opp Ziplock Bag Ability Development: Intellectual Development Science And Education Toy Type: Physical Class Applicable Age: 5 years old or older Packing Size: Approx. 23 x 10 x 3cm / 9.1 x 3.9 x 1.2in... more

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Goldmeet 3 Packs Experimental Materials of Science Popularization DIY Simple Mechanical Arm Toy

Goldmeet 3 Packs Experimental Materials of Science Popularization DIY Simple Mechanical Arm Toy

1.The simple robotic arm is easy to use and can exercise your child s grip. 2.Made of high quality wood excellent workmanship smooth and burr-free healthy and environmentally friendly. 3.Small production toys training children s creativity and... more

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Buumin 3 Packs Experimental Materials of Science Popularization DIY Simple Mechanical Arm Toy

Buumin 3 Packs Experimental Materials of Science Popularization DIY Simple Mechanical Arm Toy

1.The simple robotic arm is easy to use and can exercise your child s grip. 2.Made of high quality wood excellent workmanship smooth and burr-free healthy and environmentally friendly. 3.Small production toys training children s creativity and... more

$8.72

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3 Packs Experimental Materials of Science Popularization DIY Simple Mechanical Arm Toy

3 Packs Experimental Materials of Science Popularization DIY Simple Mechanical Arm Toy

Item Type: Toy Material: Wooden DIY: Yes Packing: Opp Ziplock Bag Ability Development: Intellectual Development Science And Education Toy Type: Physical Class Applicable Age: 5 years old or older Packing Size: Approx. 23 x 10 x 3cm / 9.1 x 3.9 x 1.2in... more

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3 Packs Experimental Materials of Science Popularization DIY Simple Mechanical Arm Toy

3 Packs Experimental Materials of Science Popularization DIY Simple Mechanical Arm Toy

Item Type: Toy Material: Wooden DIY: Yes Packing: Opp Ziplock Bag Ability Development: Intellectual Development Science And Education Toy Type: Physical Class Applicable Age: 5 years old or older Packing Size: Approx. 23 x 10 x 3cm / 9.1 x 3.9 x 1.2in... more

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LeafyLuxe Rotating Disc Balanced Rotating Pen Fingertip Rotating Pen Excellent Balance Reduce Pressure And Prevent Sliding Game Pen Toy Plastic Metal Silicone Composite Material

LeafyLuxe Rotating Disc Balanced Rotating Pen Fingertip Rotating Pen Excellent Balance Reduce Pressure And Prevent Sliding Game Pen Toy Plastic Metal Silicone Composite Material

Feature: 1. Improve Flexibility: Practising rotating pen can enhance finger flexibility and coordination which can also improve concentration and memory. 2. Reduce Pressure: Finger rotating pen can also help you to relieve the pressure and anxiety of... more

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LeafyLuxe Rotating Disc Balanced Rotating Pen Fingertip Rotating Pen Excellent Balance Reduce Pressure And Prevent Sliding Game Pen Toy Plastic Metal Silicone Composite Material

LeafyLuxe Rotating Disc Balanced Rotating Pen Fingertip Rotating Pen Excellent Balance Reduce Pressure And Prevent Sliding Game Pen Toy Plastic Metal Silicone Composite Material

Feature: 1. Improve Flexibility: Practising rotating pen can enhance finger flexibility and coordination which can also improve concentration and memory. 2. Reduce Pressure: Finger rotating pen can also help you to relieve the pressure and anxiety of... more

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LeafyLuxe Rotating Disc Balanced Rotating Pen Fingertip Rotating Pen Excellent Balance Reduce Pressure And Prevent Sliding Game Pen Toy Plastic Metal Silicone Composite Material

LeafyLuxe Rotating Disc Balanced Rotating Pen Fingertip Rotating Pen Excellent Balance Reduce Pressure And Prevent Sliding Game Pen Toy Plastic Metal Silicone Composite Material

Feature: 1. Improve Flexibility: Practising rotating pen can enhance finger flexibility and coordination which can also improve concentration and memory. 2. Reduce Pressure: Finger rotating pen can also help you to relieve the pressure and anxiety of... more

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FIGT-Battery Active Balancer Lithium Battery Balance Module Active Equalizer Balance Module Inductance Energy Transfer Board 2.0V\u20114.5V Power Converters (5S)�0517】

FIGT-Battery Active Balancer Lithium Battery Balance Module Active Equalizer Balance Module Inductance Energy Transfer Board 2.0V\u20114.5V Power Converters (5S)�0517】

Specification: Item Type: Active Equalizer Material: PCB copper Purpose: Inductive energy transfer balance board high current 1.2A energy transfer battery voltage balancer significantly balance the battery voltage improve the overall efficiency of the... more

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Engine Working Principle Internal Combustion Engine Test Teaching Instrument Experimental Equipment

Engine Working Principle Internal Combustion Engine Test Teaching Instrument Experimental Equipment

Colour: as shown Material: metal Package Contents: 1 * Engine model Only the above package content other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The... more

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Goldmeet Stirling Engine Generator Children Science Projects Technology Experimental Toys

Goldmeet Stirling Engine Generator Children Science Projects Technology Experimental Toys

1.The bottom plate is made of brushed stainless steel exquisite and beautiful 2.This frame is CNC machined and the surface is sandblasted for firmness 3.The heating cylinder is made of thick glass material without pressure for long‑term heating... more

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Software Defined Radio Receiver 1MHz?2GHz DIY Module SDR Communication Experimental Platform Industrial supplies

Software Defined Radio Receiver 1MHz?2GHz DIY Module SDR Communication Experimental Platform Industrial supplies

1.EASY TO INSTALL: Made of good quality material adopt accurate craftsmanship bring simple installation easy to use 2.WIDEBAND RECEIVER: Similar to for RSP1 which is a popular and powerful wideband full featured SDR receiver covering the RF spectrum... more

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Buumin Stirling Engine Generator Children Science Projects Technology Experimental Toys

Buumin Stirling Engine Generator Children Science Projects Technology Experimental Toys

1.The bottom plate is made of brushed stainless steel exquisite and beautiful 2.This frame is CNC machined and the surface is sandblasted for firmness 3.The heating cylinder is made of thick glass material without pressure for long‑term heating... more

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Active Equalizer 1.2A 9S Energy Transfer For Lithium Iron Phosphate Battery - Inductive Balance Charger Efficient Power Management & Optimization For Renewable Energy Systems

Active Equalizer 1.2A 9S Energy Transfer For Lithium Iron Phosphate Battery - Inductive Balance Charger Efficient Power Management & Optimization For Renewable Energy Systems

Maximize the performance and longevity of your battery packs with our cutting-edge Battery Active Equalizer meticulously engineered from high-quality PCB materials. This device is designed to optimize battery efficiency and balance ensuring your... more

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1.2A 14 String Lithium Battery Balance Board Automatic Energy Transfer & Equalizer For Efficient Charging Inductive Power Management System

1.2A 14 String Lithium Battery Balance Board Automatic Energy Transfer & Equalizer For Efficient Charging Inductive Power Management System

Optimize your battery management system with our state-of-the-art Battery Active Equalizer meticulously designed to enhance the efficiency and lifespan of your battery setup. Fabricated from high-quality PCB materials this equalizer is engineered to... more

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Stirling Engine Compact Structure High End Texture Fine Workmanship Balance Engine Motor Model for Gifts Teaching Aids

Stirling Engine Compact Structure High End Texture Fine Workmanship Balance Engine Motor Model for Gifts Teaching Aids

Item Type: Stirling Engine Material: Zinc Alloy Voltage: 12V Size: Approx. 16.9cm / 6.7in Approx. 12.3cm / 4.8in 1 x Stirling Engine 3 x Elastic Rope 2 x Alcohol Lamp 2 x Alcohol Cotton 1 x Light Bulb 1 x LED Screen 1 x String 1 x User Manual more

$84.15

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Stirling Engine Compact Structure High End Texture Fine Workmanship Balance Engine Motor Model for Gifts Teaching Aids

Stirling Engine Compact Structure High End Texture Fine Workmanship Balance Engine Motor Model for Gifts Teaching Aids

Item Type: Stirling Engine Material: Zinc Alloy Voltage: 12V Size: Approx. 16.9cm / 6.7in Approx. 12.3cm / 4.8in 1 x Stirling Engine 3 x Elastic Rope 2 x Alcohol Lamp 2 x Alcohol Cotton 1 x Light Bulb 1 x LED Screen 1 x String 1 x User Manual more

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5pcs BM6*25 Round Bakelite Ball Gear Lever Shift Knob Machine Tool Replacement Copper Insert for Industrial Machinery and Equipment Applications

5pcs BM6*25 Round Bakelite Ball Gear Lever Shift Knob Machine Tool Replacement Copper Insert for Industrial Machinery and Equipment Applications

Product Highlights: 1. Premium Quality: - 100% brand new and high quality. - Made of high quality bakelite material with excellent using performance. 2. Seamless Installation: - Easy installation convenient to use. 3. Reliable Performance: - Rugged and... more

$8.60

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Lithium Battery Balance Board Stable Active Equalizer for 60-300Ah LiFePo4 & LTO Batteries Optimizes Energy Enhances Battery Life Ideal for Solar Systems Electric Vehicles & Home Energy Storage

Lithium Battery Balance Board Stable Active Equalizer for 60-300Ah LiFePo4 & LTO Batteries Optimizes Energy Enhances Battery Life Ideal for Solar Systems Electric Vehicles & Home Energy Storage

Item Type: Lithium Battery Balance Board Material: PCB Working Voltage: 1.8V-4.5V Suitable for ternary lithium lithium iron phosphate lithium titanate and Li-ion LiFePo4 LTO battery types: NCM LFP LTO Only suitable for lithium polymer and lithium iron... more

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Energy Saver Electric Power Saver Energy Saving Device Power Saver Electricity Energy Saver Electricity Saving Box Power Factor Saver Device Balance Current Source Stabilizes Voltage 90‑250v [us]

Energy Saver Electric Power Saver Energy Saving Device Power Saver Electricity Energy Saver Electricity Saving Box Power Factor Saver Device Balance Current Source Stabilizes Voltage 90‑250v [us]

Specification: Item Type: Power Saver Material: ABS Gross Weight: 100g / 3.5oz Product Size: Approx.97 x 58 x 30mm / 3.8 x 2.3 x 1.2in(measurement without plug part) Voltage: 90-250V Load Power: 30KW Usage: Plug and play Uses: Household appliances... more

$10.29 $9.12

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1 Pair Wheelchair Brake Handles Wheelchair Braking Levers Wheelchair Brakes Handle

1 Pair Wheelchair Brake Handles Wheelchair Braking Levers Wheelchair Brakes Handle

Description This brake clutch lever for wheelchair is made of plastic materials which is very strong and can be used by us for a long time. Uniquely designed brake levers are widely used in wheelchair manufacturing. The sturdy structure makes it a... more

$8.34

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1 Pair Wheelchair Brake Handles Wheelchair Braking Levers Metal Wheelchair Brakes Handle

1 Pair Wheelchair Brake Handles Wheelchair Braking Levers Metal Wheelchair Brakes Handle

Description Are you still looking for the brake handle for your wheelchair? Our product will be your good choice. Made of metal material it is very light weight as a useful levers don t worry about the weight. Easy to install and dissemble with smooth... more

$15.04 $13.39

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Wheelchair Brake Drive Replacement Parts Accessories for Wheelchairs Lever Metal

Wheelchair Brake Drive Replacement Parts Accessories for Wheelchairs Lever Metal

Description These are wheelchair brake levers made of selected material well constructed strong and durable. Light weight and will not add extra weight for the wheelchair keep your wheelchair s balance performance especially good for people when they... more

$25.50

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Rowing Stand Up Assist Strap Keep Balance Fasten Pulling Fishing Body Support Band with Handle

Rowing Stand Up Assist Strap Keep Balance Fasten Pulling Fishing Body Support Band with Handle

Item Type: Stand Up Drag Strap Material: Webbing 1 x Stand Up Drag Strap more

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Rowing Stand Up Assist Strap Keep Balance Fasten Pulling Fishing Body Support Band with Handle

Rowing Stand Up Assist Strap Keep Balance Fasten Pulling Fishing Body Support Band with Handle

Item Type: Stand Up Drag Strap Material: Webbing 1 x Stand Up Drag Strap more

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Dekaim Stand Up Drag Strap Rowing Stand Up Assist Strap Keep Balance Fasten Pulling Fishing Body Support Band with Handle

Dekaim Stand Up Drag Strap Rowing Stand Up Assist Strap Keep Balance Fasten Pulling Fishing Body Support Band with Handle

Specification: Item Type: Stand Up Drag Strap Material: Webbing Package List: 1 x Stand Up Drag Strap more

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Fitness Yoga Stretching Strap Nonelastic Leg Foot Ligament Stretcher Flexibility Balance Stretch Strap Belt with Loops for Hamstring Plantar Fasciitis Rehabilitation Physical Therapy

Fitness Yoga Stretching Strap Nonelastic Leg Foot Ligament Stretcher Flexibility Balance Stretch Strap Belt with Loops for Hamstring Plantar Fasciitis Rehabilitation Physical Therapy

Features: Color:Black Length: 148 cm Thickness:2 mm / 0.08 inches Weight:125g Quantity:1 PC Condition:Brand new Material:Polyester cotton Description: 1. This yoga belt is made of high-quality polyester cotton material and has good elasticity when... more

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Dekaim Stand Up Drag Strap Remo Stand Up Assist Strap Keep Balance Fasten Pulling Fishing Body Support Band con asa

Dekaim Stand Up Drag Strap Remo Stand Up Assist Strap Keep Balance Fasten Pulling Fishing Body Support Band con asa

Especificación: Tipo de artículo: correa de arrastre de pie Material: Tejido Lista de paquetes: 1 correa de arrastre de pie more

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Aodaer 8 Pack Adjustable Hoverboard Straps Hoverboard Replacement Straps Hoverboard Kart Accessories Seat Attachment Straps Fastening Hoverboard Cable for Hoverkart Accessories Balance Scooter

Aodaer 8 Pack Adjustable Hoverboard Straps Hoverboard Replacement Straps Hoverboard Kart Accessories Seat Attachment Straps Fastening Hoverboard Cable for Hoverkart Accessories Balance Scooter

Specifications: Size: 1 x 21.3 inches/2.5 x 54 cm Material: Nylon Color: Black Quantity: 8 packs The package includes: 8 x Hoverboard kart replacement straps more

$12.99 $9.99

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Zyyini Waist Disc Board Wriggling Plate Non Slip Body Shaping Twisting Waist Plate Exercise Machine Rotating Balance Board for Legs Waist Foot Ankle Body Training

Zyyini Waist Disc Board Wriggling Plate Non Slip Body Shaping Twisting Waist Plate Exercise Machine Rotating Balance Board for Legs Waist Foot Ankle Body Training

Features: 1. Made of materials durable to use. 2. Lightweight and easy to carry. 3. your way to slimmer abs hips and thighs stimulates blood circulation massages the feet. 4. Effectively burns calories and combines the benefits of aerobic exercise with... more

$25.38

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Aodaer 8 Pack Adjustable Hoverboard Straps Replacement Straps and Strap Protector Hook and Loop Kart Accessories Seat Attachment Straps Fastening Hoverboard Cable for Kart Balance Scooter

Aodaer 8 Pack Adjustable Hoverboard Straps Replacement Straps and Strap Protector Hook and Loop Kart Accessories Seat Attachment Straps Fastening Hoverboard Cable for Kart Balance Scooter

Specifications: Size: Strap protector: 1 x 5.3 inch/ 2.5 x 13.4 cm Adjustable strap: 1 x 21 inch/ 2.5 x 53 cm Material: Nylon PVC Color: Black Quantity: 16 packs The package includes: 8 x Hoverboard kart replacement straps 8 x Strap protectors Notes:... more

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Emoshayoga Archery Balance Bar Weight Kit Balance Bar Bolt Hunting for Recurve Bow Accessory and Compound Bow Stabilizer

Emoshayoga Archery Balance Bar Weight Kit Balance Bar Bolt Hunting for Recurve Bow Accessory and Compound Bow Stabilizer

Specifications: Material: aluminium alloy Color: as picture shown Size: Approx. 5.3 x 2.9cm/2.1 x 1.1in Weight: Approx. 273g Package List: 1 Set x Archery Bow Stabilizer Weight Kit more

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Active Equalizer 12‑16S Energy Transfer Equalization Board Low Resistance High Accuracy Battery Balancer 1.8‑4.5V PCB

Active Equalizer 12‑16S Energy Transfer Equalization Board Low Resistance High Accuracy Battery Balancer 1.8‑4.5V PCB

Specification: Item Type: Active Equalizer Material: PCB Working Voltage: 1.8-4.5V Application: Power tool scooter wheelchair bike Package List:1 x Active Equalizer 2 x Terminal Cable Note:1. Before connecting the balance wire to the balance board be... more

$67.92

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