Instruments Direct Environmental Test & Measurement| RS

All Products
- Mechanical, Fluid Power & Tools
- Access, Storage & Material Handling
  Access, Storage & Material Handling
  - Ladders & Steps(157)
  - Material Lifting & Loading Equipment(509)
  - Storage & Shelving(2859)
  - Transit & Equipment Cases(663)
  - Trucks, Trolleys & Lifting Tables(368)
- Adhesives, Sealants & Tapes
  Adhesives, Sealants & Tapes
  - Adhesive, Sealant & Tape Dispensers(183)
  - Adhesives & Glues(244)
  - Sealants & Resins(226)
  - Tapes(2347)
- Bearings & Seals
  Bearings & Seals
  - Gaskets, Seals & Packings(6797)
  - Linear Motion(1282)
  - Rotary Bearings & Housing Units(13194)
- Engineering Materials & Industrial Hardware
  Engineering Materials & Industrial Hardware
  - Anti Vibration & Levelling Components(2252)
  - Carbon Fibre & Felt Sheets(8)
  - Castors & Wheels(2113)
  - Ceramic Materials(26)
  - Channel Support Systems(180)
  - Conveyor Components(500)
  - Insulation Materials(112)
  - Knobs, Levers & Handles(1125)
  - Metal Materials(532)
  - Plastic & Rubber Materials(740)
  - Polishing & Finishing(28)
  - Shim Stock(111)
  - Structural Systems(2255)
- Fasteners & Fixings
  Fasteners & Fixings
  - Clips & Springs(1659)
  - Girder Fixings(139)
  - Magnets & Magnetic Strips(423)
  - Nails & Rivets(726)
  - Nuts & Washers(1543)
  - Pins, Keys & Retaining Clips(368)
  - Screws & Bolts(7967)
  - Sheet Metal & Panel Fasteners(281)
  - Spacers & Standoffs(1233)
  - Wall Plugs, Fixings & Anchors(659)
- Hand Tools
  Hand Tools
  - Cable, Connector & Crimping Tools(2472)
  - Clamps & Vices(523)
  - Hammers & Demolition(889)
  - Knives, Scissors & Saws(1124)
  - Manual Grease Guns & Accessories(49)
  - Measuring & Marking(1238)
  - Pliers & Cutters(3551)
  - Sanding, Filing & Polishing(1286)
  - Screwdrivers, Hex & Torx Keys(6898)
  - Spanners, Sockets & Wrenches(11676)
  - Specialist Tools(1866)
  - Staplers & Riveters(78)
  - Threading Tools(1372)
  - Tool Kits & Tool Storage(2495)
- Mechanical Power Transmission
  Mechanical Power Transmission
  - Belts & Pulleys(13099)
  - Brakes & Clutches(46)
  - Bushes & Collars(789)
  - Electric Actuators(1291)
  - Gears & Racks(1102)
  - Lead Screws, Ball Screws & Ball Splines(124)
  - Power Transmission Couplings(1369)
  - Roller Chains & Accessories(1378)
- Plumbing & Pipeline
  Plumbing & Pipeline
  - Hose Pipe & Fittings(2075)
  - Pipes & Pipe Fittings(1567)
  - Pipework Maintenance & Water Treatment(130)
  - Sinks, Toilets & Showers(31)
  - Valves & Taps(2696)
  - Water Heating & Pumps(388)
- Pneumatics & Hydraulics
  Pneumatics & Hydraulics
  - Automated Air Blowers(21)
  - Compressed Air Piping Systems(214)
  - Hydraulic Cylinders, Pumps & Power Units(200)
  - Hydraulic Fittings & Tubing(4444)
  - Hydraulic Fluids & Filtration(133)
  - Hydraulic Instrumentation & Switches(140)
  - Hydraulic Tools(9)
  - Hydraulic Valves & Manifolds(230)
  - Pneumatic & Hydraulic Pressure Gauges(4597)
  - Pneumatic Air Preparation(3695)
  - Pneumatic Connectors, Fittings & Hose(10566)
  - Pneumatic Counters, Logic Controllers & Timers(79)
  - Pneumatic Cylinders & Actuators(14425)
  - Pneumatic Sensors & Switches(1730)
  - Pneumatic Valves(8511)
  - Vacuum Components(1340)
- Power Tools, Soldering & Welding
  Power Tools, Soldering & Welding
  - Air Tools(487)
  - Drill Bits & Parts(4278)
  - Grounds Maintenance Tools(101)
  - Milling & Lathing(438)
  - Power Tool Accessories(2357)
  - Power Tools(1331)
  - Sanding Belts, Discs & Wheels(1384)
  - Soldering(2865)
  - Welding & Brazing(155)
  - Workshop Tools(943)
- Electrical, Automation & Cables
- Automation & Control Gear
  Automation & Control Gear
  - Automation Signalling(5964)
  - Contactors & Auxiliary Contacts(14284)
  - Electric Motors(18277)
  - Industrial Robots(98)
  - PLCs, HMIs & Industrial Computing(9994)
  - Process Control(7335)
  - Sensors(34542)
  - Solenoids(137)
- Cables & Wires
  Cables & Wires
  - AV Cables(1779)
  - Cable Glands & Fittings(2425)
  - Cable Joints & Cable Sleeving(3302)
  - Cable Management(6285)
  - Cable Ties & Fixings(3205)
  - Computer Cables(2055)
  - Electrical Power & Industrial Cables(19962)
  - Networking & Coaxial Cables(8397)
  - Single Core Cable(7283)
  - Wire to Board Cables & Ribbon Cable(7720)
- Enclosures & Server Racks
  Enclosures & Server Racks
  - 19-Inch Racking(1336)
  - Enclosures(13909)
  - Enclosures & Racking Components(13662)
- Fuses & Circuit Breakers
  Fuses & Circuit Breakers
  - Circuit Breakers(36713)
  - Earth & Lightning Protection(132)
  - Fuse Holders & Accessories(1589)
  - Fuses(8723)
- HVAC, Fans & Thermal Management
  HVAC, Fans & Thermal Management
  - Air Conditioning & Fans(2392)
  - Air Conditioning & Heating Accessories(1626)
  - Building Automation(6)
  - Electronics Heating & Cooling Components(1792)
  - Fan Accessories(427)
- Lighting
  Lighting
  - Halogen Lamps(1)
  - Light Bulbs, Lamps & Tubes(1816)
  - Light Fittings, Fixtures & Luminaires(2181)
  - Lighting Components(398)
  - Torches & Inspection Lamps(671)
- Relays & Signal Conditioning
  Relays & Signal Conditioning
  - Relay Accessories(920)
  - Relays(13697)
  - Signal Conditioners & Isolators(810)
- Switches
  Switches
  - Capacitive, Magnetic and Piezo Switches(1020)
  - DIP & Rotary Encoded Switches(929)
  - Domestic Installation Switches(1429)
  - Foot Switches & Components(217)
  - Joysticks & Components(293)
  - Key Switches & Selector Switches(2408)
  - Keyboard & Keypad Switches(1778)
  - Limit & Position Switches(3112)
  - Micro Switches & Detector Switches(2213)
  - Push Button Switches & Components(14108)
  - Rocker Switches & Components(975)
  - Rope Pull Switches & Components(372)
  - Rotary Switches & Components(3605)
  - Safety Enabling & Control Switches(211)
  - Safety Interlock Switches & Components(2749)
  - Switch Disconnectors & Components(7790)
  - Toggle Switches & Slide Switches(1823)
- Electronic Components, Power & Connectors
- Batteries & Chargers
  Batteries & Chargers
  - Battery & Charger Accessories(564)
  - Battery Chargers & Power Banks(345)
  - Non-Rechargeable Batteries(658)
  - Rechargeable Batteries(631)
- Connectors
  Connectors
  - AV Connectors(2060)
  - Automotive Electrical Connectors(5271)
  - Backplane & Rack Connectors(1264)
  - Circular Connectors(21974)
  - IC Sockets & Adapters(628)
  - Mains & DC Power Connectors(5303)
  - Network & Telecom Connectors(3719)
  - PCB Connectors & Wire Housings(41284)
  - Power Connectors(10994)
  - RF Coaxial Connectors & Adapters(4881)
  - Terminal Blocks(33345)
  - USB, D Sub & Computing Connectors(9084)
  - Wire Terminals & Splices(6471)
- Displays & Optoelectronics
  Displays & Optoelectronics
  - Display Modules(2102)
  - Fibre Optic Components(222)
  - Indicators & Indicator Components(4095)
  - LED Lighting Components(5368)
  - LEDs - Light Emitting Diodes(5891)
  - Laser Modules & Components(201)
  - Optocouplers & Photodetectors(4322)
- ESD Control, Cleanroom & PCB Prototyping
  ESD Control, Cleanroom & PCB Prototyping
  - ESD Control & Clean Room(855)
  - PCB Etching, Preparation & Developing(47)
  - PCB Handling(93)
  - PCB Spacers, Pillars & Supports(777)
  - PCB Tools(117)
  - Prototyping Boards(625)
- Passive Components
  Passive Components
  - Antennas(2130)
  - Capacitors(39905)
  - Crystals, Oscillators & Resonators(4085)
  - EMI Filters & Protection(7028)
  - Fixed Resistors(42946)
  - Inductors(10129)
  - Passive Components Kits(284)
  - Rotary Encoders(358)
  - Sounder, Buzzer & Microphone Components(908)
  - Surge Protection Components(3578)
  - Variable Resistors(4574)
- Power Supplies & Transformers
  Power Supplies & Transformers
  - Power Supplies(8532)
  - Renewable Energy(131)
  - Transformers(3025)
  - Voltage Converters(14551)
- Raspberry Pi, Arduino, ROCK, STEM Education & Development Tools
  Raspberry Pi, Arduino, ROCK, STEM Education & Development Tools
  - Arduino Shop(227)
  - BBC micro:bit Shop(160)
  - Development Tools & Single Board Computers(5743)
  - ROCK SBC Shop(81)
  - Raspberry Pi Shop(255)
  - STEM Education(111)
- Semiconductors
  Semiconductors
  - Amplifiers & Comparators(5271)
  - Audio & Video ICs(107)
  - Chip Programmers & Debuggers(132)
  - Clock, Timing & Frequency ICs(1059)
  - Communication & Wireless Module ICs(1174)
  - Data Converters(1231)
  - Discrete Semiconductors(39175)
  - Interface ICs(3247)
  - Logic ICs(4064)
  - Memory Chips(2515)
  - Power Management ICs(14618)
  - Processors & Microcontrollers(7892)
  - Programmable Logic ICs(168)
  - Sensor ICs(3357)
- PPE, Safety, Test & IT
- Computing & Peripherals
  Computing & Peripherals
  - 3D Printing & Scanning(823)
  - Audio & Video(764)
  - Barcode Scanners & Accessories(159)
  - Car Technology(12)
  - Computer Components & Software(2197)
  - Keyboards & Mice(790)
  - Labelling(2003)
  - Memory & Data Storage(2145)
  - Mobile Computing(186)
  - Networking & WiFi(3067)
  - Phones & Walkie Talkies(122)
  - Photography & Drones(44)
  - Printing & Scanning(369)
  - Remote Controls(170)
- Facilities Cleaning & Maintenance
  Facilities Cleaning & Maintenance
  - Brushes(388)
  - Cleaning Equipment(82)
  - Cleaning Sprays & Fluids(99)
  - Electronics Cleaners & Protective Coatings(182)
  - Floor Cleaning(831)
  - Greases, Oils & Lubricants(757)
  - Paint & Painting Supplies(216)
  - Washroom Equipment & Supplies(458)
  - Waste & Recycling(241)
  - Wipes & Cloths(563)
- Office Supplies
  Office Supplies
  - Desk Organisation(73)
  - Filing(74)
  - Office Equipment(144)
  - Office Furniture(413)
  - Paper & Consumables(638)
  - Posting & Packaging(57)
  - White Boards, Notice Boards & Planners(197)
  - Writing & Drawing Supplies(198)
- Personal Protective Equipment & Workwear
  Personal Protective Equipment & Workwear
  - Arm & Knee Protection(199)
  - Disposable Workwear(466)
  - Ear Protection(297)
  - Eye & Face Protection(1274)
  - Fall Protection(716)
  - Hand Protection(7425)
  - Head Protection(787)
  - Hi Vis Clothing(5513)
  - Respiratory Protection(678)
  - Safety Footwear(14403)
  - Workwear(16070)
- Security & Ironmongery
  Security & Ironmongery
  - CCTV & Security Surveillance(278)
  - Door Control & Seals(458)
  - Key Cabinets & Safes(200)
  - Latches, Hinges & Handles(1035)
  - Locks & Bolts(1264)
  - Security Alarms & Sensors(378)
- Site Safety
  Site Safety
  - Fire Safety(166)
  - First Aid(113)
  - Lockout Tagout(570)
  - Safety Flooring(351)
  - Safety Signs(781)
  - Spillage Control(415)
  - Traffic Management & Crowd Control(1150)
- Test & Measurement
  Test & Measurement
  - Bench Power Supplies & Sources(991)
  - Data Acquisition & Logging(735)
  - Electrical Test & Measurement(1182)
  - Electronic Component Testing(218)
  - Engineering Test & Measurement(810)
  - Environmental Test & Measurement(974)
  - Lab Equipment(803)
  - Linear Test & Measurement(11)
  - Multimeters & Accessories(770)
  - Network Test & Measurement(492)
  - Oscilloscopes & Accessories(1362)
  - Pressure Test & Measurement(253)
  - RF Test & Measurement(166)
  - Signal Generators & Analysers(380)
  - Speed Test & Measurement(82)
  - Temperature Test & Measurement(2254)
  - Test Connectors(2698)
  - Test Leads & Test Lead Kits(1567)
  - Weight & Force Test & Measurement(1008)
Our Brands
- Top Brands
- All Brands
New Products
My Account
Services

R 174.611 Bag of 50 Real time stock check Compare	Instruments Direct Single Parameter(s) pH Test Strips, max. measurement 14pH - 50 strips Strip TypePH Multiple ParameterSingle Maximum Measurement14pH Number of Strips50 See similar products in pH Test Strips	RS stock no. 261-8603 Brand Instruments Direct Mfr. Part No. CZ-0114
R 328.631 Bag of 50 Real time stock check Compare	Instruments Direct Single Parameter(s) Test Strips, max. measurement 500ppm - 50 strips Strip TypeWater Hardness Multiple ParameterSingle Maximum Measurement500ppm Number of Strips50 See similar products in pH Test Strips	RS stock no. 261-8619 Brand Instruments Direct Mfr. Part No. CZHT100
R 162.271 Bag of 50 Real time stock check Compare	Instruments Direct Single Parameter(s) pH Test Strips, max. measurement 9pH - 50 strips Strip TypePH Multiple ParameterSingle Maximum Measurement9pH Number of Strips50 See similar products in pH Test Strips	RS stock no. 312-4373 Brand Instruments Direct Mfr. Part No. CZ-5090
R 1.474 Each (In a Tube of 100) Real time stock check Compare	Instruments Direct Single Parameter(s) Chlorine Test Strips, max. measurement 200ppm - 100 strips Strip TypeChlorine Multiple ParameterSingle Maximum Measurement200ppm Number of Strips100 See similar products in pH Test Strips	RS stock no. 312-4395 Brand Instruments Direct Mfr. Part No. JD 145
R 3,144.24Each Real time stock check Compare	Instruments Direct 224-070 Moisture Meter, 28 % RH Max, Analogue Display, Battery-Powered Maximum Measurement28 % RH Display TypeAnalogue Scale TypeConcrete, Plaster, Wood Power SourceBattery Battery Type9V See similar products in Moisture Meters	RS stock no. 264-1007 Brand Instruments Direct Mfr. Part No. 224-070
R 164.091 Bag of 50 Real time stock check Compare	Instruments Direct Single Parameter(s) pH Test Strips, max. measurement 6pH - 50 strips Strip TypePH Multiple ParameterSingle Maximum Measurement6pH Number of Strips50 See similar products in pH Test Strips	RS stock no. 312-4367 Brand Instruments Direct Mfr. Part No. CZ-3060
R 5,214.97Each Real time stock check Compare	Instruments Direct ATMOS Impeller Anemometer, 42m/s Max, Measures Air Velocity, Humidity, Temperature Model Number pATMOS Measurement ParametersAir Velocity, Humidity, Temperature Maximum Air Velocity42m/s Best Air Velocity Accuracy±3 % Air Velocity Resolution0.27m/s See similar products in Anemometers	RS stock no. 735-0043 Brand Instruments Direct Mfr. Part No. ATMOS
$Instruments Direct Sugar Refractometer, 80% max, 0% min, Optical$ R 7,356.69Each Real time stock check Compare	Instruments Direct Sugar Refractometer, 80% max, 0% min, Optical Refractometer TypeSugar Maximum Measurement80% Minimum Measurement0% Best Accuracy±1 % Resolution1 % See similar products in Refractometers	RS stock no. 344-5507 Brand Instruments Direct Mfr. Part No. 300003
R 354.071 Tube of 50 Real time stock check Compare	Instruments Direct Single Parameter(s) Peroxide Test Strips, max. measurement 100ppm - 50 strips Strip TypePeroxide Multiple ParameterSingle Maximum Measurement100ppm Number of Strips50 See similar products in pH Test Strips	RS stock no. 387-0830 Brand Instruments Direct Mfr. Part No. PER100
R 164.691 Bag of 50 Real time stock check Compare	Instruments Direct Single Parameter(s) pH Test Strips, max. measurement 13pH - 50 strips Strip TypePH Multiple ParameterSingle Maximum Measurement13pH Number of Strips50 See similar products in pH Test Strips	RS stock no. 312-4389 Brand Instruments Direct Mfr. Part No. CZ-0913
R 159.241 Bag of 50 Real time stock check Compare	Instruments Direct Single Parameter(s) pH Test Strips, max. measurement 2.5pH - 50 strips Strip TypePH Multiple ParameterSingle Maximum Measurement2.5pH Number of Strips50 See similar products in pH Test Strips	RS stock no. 312-4351 Brand Instruments Direct Mfr. Part No. CZ-025
R 336.431 Tube of 50 Real time stock check Compare	Instruments Direct Single Parameter(s) Nitrate Test Strips, max. measurement 500ppm - 50 strips Strip TypeNitrate Multiple ParameterSingle Maximum Measurement500ppm Number of Strips50 See similar products in pH Test Strips	RS stock no. 387-0802 Brand Instruments Direct Mfr. Part No. NIT502
R 320.581 Lot of 50 Real time stock check Compare	Instruments Direct Single Parameter(s) Sulphite Test Strips, max. measurement 500ppm - 50 strips Strip TypeSulphite Multiple ParameterSingle Maximum Measurement500ppm Number of Strips50 See similar products in pH Test Strips	RS stock no. 476-280 Brand Instruments Direct Mfr. Part No. SUL100
R 336.431 Tube of 50 Real time stock check Compare	Instruments Direct Single Parameter(s) Nitrite Test Strips, max. measurement 50ppm - 50 strips Strip TypeNitrite Multiple ParameterSingle Maximum Measurement50ppm Number of Strips50 See similar products in pH Test Strips	RS stock no. 387-0795 Brand Instruments Direct Mfr. Part No. NIT501
$Instruments Direct Sugar Refractometer, 32% max, 0% min, Optical$ R 6,740.13Each Real time stock check Compare	Instruments Direct Sugar Refractometer, 32% max, 0% min, Optical Refractometer TypeSugar Maximum Measurement32% Minimum Measurement0% Best Accuracy±0.2 % Resolution0.2 % See similar products in Refractometers	RS stock no. 344-5484 Brand Instruments Direct Mfr. Part No. 300001
$Instruments Direct Salt Refractometer, 28% max, 0% min, Optical$ R 6,923.48Each Real time stock check Compare	Instruments Direct Salt Refractometer, 28% max, 0% min, Optical Refractometer TypeSalt Maximum Measurement28% Minimum Measurement0% Best Accuracy±0.2 % Resolution0.2 % See similar products in Refractometers	RS stock no. 344-5535 Brand Instruments Direct Mfr. Part No. 300006
R 1,478.03Each Real time stock check Compare	Instruments Direct Impeller Anemometer, 114.954mph Max, Measures Air Flow, Air Velocity, Temperature Measurement ParametersAir Flow, Air Velocity, Temperature Maximum Air Velocity114.954mph Best Air Velocity Accuracy±3.0 % Air Velocity Resolution0.0621371mph Probe TypeImpeller See similar products in Anemometers	RS stock no. 254-2675 Brand Instruments Direct Mfr. Part No. SW-01

Environmental Test & Measurement

CATEGORIES