All Products
- Mechanical, Fluid Power & Tools
- Access, Storage & Material Handling
  Access, Storage & Material Handling
  - Ladders & Steps(63)
  - Material Lifting & Loading Equipment(381)
  - Storage & Shelving(1388)
  - Transit & Equipment Cases(341)
  - Trucks, Trolleys & Lifting Tables(238)
- Adhesives, Sealants & Tapes
  Adhesives, Sealants & Tapes
  - Adhesive, Sealant & Tape Dispensers(115)
  - Adhesives & Glues(94)
  - Sealants & Resins(123)
  - Tapes(1930)
- Bearings & Seals
  Bearings & Seals
  - Gaskets, Seals & Packings(6801)
  - Linear Motion(1274)
  - Rotary Bearings & Housing Units(11400)
- Engineering Materials & Industrial Hardware
  Engineering Materials & Industrial Hardware
  - Anti Vibration & Levelling Components(2228)
  - Carbon Fibre & Felt Sheets(8)
  - Castors & Wheels(1591)
  - Ceramic Materials(25)
  - Channel Support Systems(175)
  - Conveyor Components(501)
  - Insulation Materials(100)
  - Knobs, Levers & Handles(874)
  - Metal Materials(351)
  - Plastic & Rubber Materials(663)
  - Polishing & Finishing(31)
  - Shim Stock(96)
  - Structural Systems(2084)
- Fasteners & Fixings
  Fasteners & Fixings
  - Clips & Springs(1642)
  - Girder Fixings(138)
  - Magnets & Magnetic Strips(415)
  - Nails & Rivets(691)
  - Nuts & Washers(1378)
  - Pins, Keys & Retaining Clips(287)
  - Screws & Bolts(7214)
  - Sheet Metal & Panel Fasteners(202)
  - Spacers & Standoffs(1285)
  - Wall Plugs, Fixings & Anchors(637)
- Hand Tools
  Hand Tools
  - Cable, Connector & Crimping Tools(2134)
  - Clamps & Vices(494)
  - Hammers & Demolition(773)
  - Knives, Scissors & Saws(789)
  - Manual Grease Guns & Accessories(30)
  - Measuring & Marking(963)
  - Pliers & Cutters(3385)
  - Sanding, Filing & Polishing(1269)
  - Screwdrivers, Hex & Torx Keys(5998)
  - Spanners, Sockets & Wrenches(9677)
  - Specialist Tools(1596)
  - Staplers & Riveters(55)
  - Threading Tools(1376)
  - Tool Kits & Tool Storage(1716)
- Mechanical Power Transmission
  Mechanical Power Transmission
  - Belts & Pulleys(7667)
  - Brakes & Clutches(51)
  - Bushes & Collars(726)
  - Electric Actuators(979)
  - Gears & Racks(1069)
  - Lead Screws, Ball Screws & Ball Splines(119)
  - Power Transmission Couplings(1386)
  - Roller Chains & Accessories(1076)
- Plumbing & Pipeline
  Plumbing & Pipeline
  - Hose Pipe & Fittings(1941)
  - Pipes & Pipe Fittings(1857)
  - Pipework Maintenance & Water Treatment(109)
  - Sinks, Toilets & Showers(23)
  - Valves & Taps(2449)
  - Water Heating & Pumps(225)
- Pneumatics & Hydraulics
  Pneumatics & Hydraulics
  - Automated Air Blowers(24)
  - Compressed Air Piping Systems(227)
  - Hydraulic Cylinders, Pumps & Power Units(171)
  - Hydraulic Fittings & Tubing(2751)
  - Hydraulic Fluids & Filtration(116)
  - Hydraulic Instrumentation & Switches(145)
  - Hydraulic Tools(9)
  - Hydraulic Valves & Manifolds(278)
  - Pneumatic & Hydraulic Pressure Gauges(5281)
  - Pneumatic Air Preparation(2996)
  - Pneumatic Connectors, Fittings & Hose(9348)
  - Pneumatic Counters, Logic Controllers & Timers(71)
  - Pneumatic Cylinders & Actuators(11124)
  - Pneumatic Sensors & Switches(1071)
  - Pneumatic Valves(7460)
  - Vacuum Components(1278)
- Power Tools, Soldering & Welding
  Power Tools, Soldering & Welding
  - Air Tools(392)
  - Drill Bits & Parts(3929)
  - Grounds Maintenance Tools(7)
  - Milling & Lathing(428)
  - Power Tool Accessories(491)
  - Power Tools(251)
  - Sanding Belts, Discs & Wheels(1164)
  - Soldering(1633)
  - Welding & Brazing(118)
  - Workshop Tools(591)
- Electrical, Automation & Cables
- Automation & Control Gear
  Automation & Control Gear
  - Automation Signalling(5204)
  - Contactors & Auxiliary Contacts(10224)
  - Electric Motors(10046)
  - Industrial Robots(22)
  - PLCs, HMIs & Industrial Computing(7259)
  - Process Control(6479)
  - Sensors(23756)
  - Solenoids(140)
- Cables & Wires
  Cables & Wires
  - AV Cables(1463)
  - Cable Glands & Fittings(2122)
  - Cable Joints & Cable Sleeving(3087)
  - Cable Management(6015)
  - Cable Ties & Fixings(3380)
  - Computer Cables(1327)
  - Electrical Power & Industrial Cables(12791)
  - Networking & Coaxial Cables(6409)
  - Single Core Cable(4028)
  - Wire to Board Cables & Ribbon Cable(7445)
- Enclosures & Server Racks
  Enclosures & Server Racks
  - 19-Inch Racking(1032)
  - Enclosures(12357)
  - Enclosures & Racking Components(6993)
- Fuses & Circuit Breakers
  Fuses & Circuit Breakers
  - Circuit Breakers(11745)
  - Earth & Lightning Protection(109)
  - Fuse Holders & Accessories(1102)
  - Fuses(7440)
- HVAC, Fans & Thermal Management
  HVAC, Fans & Thermal Management
  - Air Conditioning & Fans(2290)
  - Air Conditioning & Heating Accessories(1476)
  - Electronics Heating & Cooling Components(1692)
  - Fan Accessories(386)
- Lighting
  Lighting
  - Fluorescent Lamps & Tubes(1)
  - Light Bulbs, Lamps & Tubes(790)
  - Light Fittings, Fixtures & Luminaires(423)
  - Lighting Components(189)
  - Torches & Inspection Lamps(275)
- Relays & Signal Conditioning
  Relays & Signal Conditioning
  - Relay Accessories(841)
  - Relays(12699)
  - Signal Conditioners & Isolators(740)
- Switches
  Switches
  - Capacitive, Magnetic and Piezo Switches(1013)
  - DIP & Rotary Encoded Switches(1174)
  - Domestic Installation Switches(1028)
  - Foot Switches & Components(239)
  - Joysticks & Components(268)
  - Key Switches & Selector Switches(2162)
  - Keyboard & Keypad Switches(1857)
  - Limit & Position Switches(2590)
  - Micro Switches & Detector Switches(2123)
  - Push Button Switches & Components(12835)
  - Rocker Switches & Components(964)
  - Rope Pull Switches & Components(279)
  - Rotary Switches & Components(3352)
  - Safety Enabling & Control Switches(76)
  - Safety Interlock Switches & Components(1475)
  - Switch Disconnectors & Components(5838)
  - Toggle Switches & Slide Switches(2000)
- Electronic Components, Power & Connectors
- Batteries & Chargers
  Batteries & Chargers
  - Battery & Charger Accessories(655)
  - Battery Chargers & Power Banks(9)
  - Non-Rechargeable Batteries(158)
  - Rechargeable Batteries(447)
- Connectors
  Connectors
  - AV Connectors(1921)
  - Automotive Electrical Connectors(4916)
  - Backplane & Rack Connectors(1317)
  - Circular Connectors(20374)
  - IC Sockets & Adapters(669)
  - Mains & DC Power Connectors(3797)
  - Network & Telecom Connectors(3242)
  - PCB Connectors & Wire Housings(41867)
  - Power Connectors(9417)
  - RF Coaxial Connectors & Adapters(4730)
  - Terminal Blocks(28547)
  - USB, D Sub & Computing Connectors(9002)
  - Wire Terminals & Splices(6455)
- Displays & Optoelectronics
  Displays & Optoelectronics
  - Display Modules(1839)
  - Fibre Optic Components(222)
  - Indicators & Indicator Components(3702)
  - LED Indicators & Accessories(1)
  - LED Lighting Components(4455)
  - LEDs - Light Emitting Diodes(6207)
  - Laser Modules & Components(125)
  - Optocouplers & Photodetectors(4533)
- ESD Control, Cleanroom & PCB Prototyping
  ESD Control, Cleanroom & PCB Prototyping
  - ESD Control & Clean Room(418)
  - PCB Etching, Preparation & Developing(48)
  - PCB Handling(90)
  - PCB Spacers, Pillars & Supports(795)
  - PCB Tools(123)
  - Prototyping Boards(523)
- Passive Components
  Passive Components
  - Antennas(640)
  - Capacitors(41831)
  - Crystals, Oscillators & Resonators(3931)
  - EMI Filters & Protection(6432)
  - Fixed Resistors(47543)
  - Inductors(10230)
  - Passive Components Kits(319)
  - Rotary Encoders(372)
  - Sounder, Buzzer & Microphone Components(826)
  - Surge Protection Components(3480)
  - Variable Resistors(4775)
- Power Supplies & Transformers
  Power Supplies & Transformers
  - Power Supplies(5654)
  - Renewable Energy(67)
  - Transformers(2852)
  - Voltage Converters(12830)
- Raspberry Pi, Arduino, ROCK, STEM Education & Development Tools
  Raspberry Pi, Arduino, ROCK, STEM Education & Development Tools
  - Arduino Shop(182)
  - BBC micro:bit Shop(146)
  - Development Tools & Single Board Computers(3196)
  - ROCK SBC Shop(51)
  - Raspberry Pi Shop(273)
  - STEM Education(80)
- Semiconductors
  Semiconductors
  - Amplifiers & Comparators(5298)
  - Audio & Video ICs(96)
  - Chip Programmers & Debuggers(87)
  - Clock, Timing & Frequency ICs(1154)
  - Communication & Wireless Module ICs(433)
  - Data Converters(1337)
  - Discrete Semiconductors(39920)
  - Interface ICs(3514)
  - Logic ICs(4597)
  - Memory Chips(2625)
  - Power Management ICs(11554)
  - Processors & Microcontrollers(7663)
  - Programmable Logic ICs(71)
  - Sensor ICs(3313)
- PPE, Safety, Test & IT
- Computing & Peripherals
  Computing & Peripherals
  - 3D Printing & Scanning(467)
  - Audio & Video(524)
  - Barcode Scanners & Accessories(83)
  - Car Technology(3)
  - Computer Components & Software(1085)
  - Keyboards & Mice(206)
  - Labelling(1354)
  - Memory & Data Storage(601)
  - Mobile Computing(119)
  - Networking & WiFi(1354)
  - Phones & Walkie Talkies(43)
  - Photography & Drones(11)
  - Printing & Scanning(233)
  - Remote Controls(42)
- Facilities Cleaning & Maintenance
  Facilities Cleaning & Maintenance
  - Brushes(357)
  - Cleaning Equipment(41)
  - Cleaning Sprays & Fluids(46)
  - Electronics Cleaners & Protective Coatings(58)
  - Floor Cleaning(609)
  - Greases, Oils & Lubricants(358)
  - Paint & Painting Supplies(108)
  - Washroom Equipment & Supplies(391)
  - Waste & Recycling(201)
  - Wipes & Cloths(385)
- Office Supplies
  Office Supplies
  - Desk Organisation(59)
  - Filing(75)
  - Office Equipment(110)
  - Office Furniture(320)
  - Paper & Consumables(629)
  - Posting & Packaging(83)
  - White Boards, Notice Boards & Planners(181)
  - Writing & Drawing Supplies(174)
- Personal Protective Equipment & Workwear
  Personal Protective Equipment & Workwear
  - Arm & Knee Protection(116)
  - Disposable Workwear(425)
  - Ear Protection(175)
  - Eye & Face Protection(622)
  - Fall Protection(210)
  - Hand Protection(3858)
  - Head Protection(327)
  - Hi Vis Clothing(4486)
  - Respiratory Protection(463)
  - Safety Footwear(9766)
  - Workwear(11825)
- Security & Ironmongery
  Security & Ironmongery
  - CCTV & Security Surveillance(57)
  - Door Control & Seals(383)
  - Key Cabinets & Safes(172)
  - Latches, Hinges & Handles(980)
  - Locks & Bolts(1193)
  - Security Alarms & Sensors(261)
- Site Safety
  Site Safety
  - Fire Safety(76)
  - First Aid(121)
  - Lockout Tagout(469)
  - Safety Flooring(224)
  - Safety Signs(548)
  - Spillage Control(370)
  - Traffic Management & Crowd Control(672)
- Test & Measurement
  Test & Measurement
  - Bench Power Supplies & Sources(214)
  - Data Acquisition & Logging(604)
  - Electrical Test & Measurement(671)
  - Electronic Component Testing(128)
  - Engineering Test & Measurement(600)
  - Environmental Test & Measurement(533)
  - Lab Equipment(555)
  - Linear Test & Measurement(11)
  - Multimeters & Accessories(521)
  - Network Test & Measurement(222)
  - Oscilloscopes & Accessories(721)
  - Pressure Test & Measurement(264)
  - RF Test & Measurement(148)
  - Signal Generators & Analysers(176)
  - Speed Test & Measurement(58)
  - Temperature Test & Measurement(697)
  - Test Connectors(2440)
  - Test Leads & Test Lead Kits(1420)
  - Weight & Force Test & Measurement(176)
Our Brands
- Top Brands
- All Brands
New Products
My Account
Our Services

Environmental Test & Measurement

$75.11Each Real time qty checker Compare	Facom 420.MT Flat Nose Pliers, 125 mm Overall See similar products in Hydrometers	RS Stock No. 191-4026 Brand Facom Mfr. Part No. 420.MT
$Facom Refractometer$ $421.97Each Real time qty checker Compare	Facom Refractometer Dimensions700 x 235 x 70mm Weight472g Height70mm Length700mm See similar products in Refractometers	RS Stock No. 188-3910 Brand Facom Mfr. Part No. 780B
$Facom Industry / Automotive Refractometer$ $278.86Each Real time qty checker Compare	Facom Industry / Automotive Refractometer Refractometer TypeIndustry / Automotive See similar products in Refractometers	RS Stock No. 236-0555 Brand Facom Mfr. Part No. 780BPF
$78.18Each Real time qty checker Compare	Facom Hydrometer ScalingYes Length350mm See similar products in Hydrometers	RS Stock No. 236-1247 Brand Facom Mfr. Part No. 778A

Environmental Test & Measurement

CATEGORIES