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Spare pH probe for D-54 Meter has been added to your Cart
Krestel 3000 Pocket Weather Meter Krestel 3000 Pocket Weather Meter
$5,139.00MN
Rino® 700 Rino® 700***
$18,053.00MN
The Sun The Sun***
$745.00MN
Poster Mapa del cielo Poster Mapa del cielo
$74.00MN
The Franklin World Globe The Franklin World Globe***
$4,111.00MN
6 ft.(Short) HOME-DOME (HD-6S) 6 ft.(Short) HOME-DOME (HD-6S)***
$373,368.00MN
Sensor Mounting Shelf Sensor Mounting Shelf***
$1,114.00MN
Replacement Potassium Sensor for LAQUA Twin Replacement Potassium Sensor for LAQUA Twin***
$20,379.00MN
Cabled Vantage Pro2 Console Cabled Vantage Pro2 Console***
$7,461.00MN
Mounting Pole Kit Mounting Pole Kit
$1,336.00MN
Kestrel USB Interface Kestrel USB Interface***
$3,346.00MN
LAQUA Twin Sodium Meter LAQUA Twin Sodium Meter***
$37,300.00MN
Stereo Microscope CRYSTAL PRO 7.5-45x Stereo Microscope CRYSTAL PRO 7.5-45x***
$102,144.00MN
Replacement Sodium Sensor for LAQUA Twin Replacement Sodium Sensor for LAQUA Twin***
$20,379.00MN
Kestrel 2000 Pocket Weather Meter Kestrel 2000 Pocket Weather Meter***
$3,227.00MN
Replacement EC Sensor for LAQUA Twin Replacement EC Sensor for LAQUA Twin***
$5,434.00MN
Milwaukee EC40 EC/TDS Nutrient Meter Milwaukee EC40 EC/TDS Nutrient Meter***
$7,255.00MN
MagniFly™ 2x/3.5x MagniFly™ 2x/3.5x
$969.00MN
150 ppm K+ DI Standard 150 ppm K+ DI Standard***
$7,105.00MN
Illuminated UV/White 15x Loupe Illuminated UV/White 15x Loupe
$409.00MN
Soluciones de Calibración de Nitrato 150 ppm Soluciones de Calibración de Nitrato 150 ppm***
$5,329.00MN
UV Sensor UV Sensor***
$9,466.00MN
MagniSheet MagniSheet***
$288.00MN
LumiLoupe 10x LumiLoupe 10x
$144.00MN
Digital Dome Works Digital Dome Works***
$75,168.00MN
Caudalímetro portátiles para agua y flujo de aire Caudalímetro portátiles para agua y flujo de aire***
$81,305.00MN
Pup de Sensores @900MHz Pup de Sensores @900MHz***
$13,624.00MN
10x21mm Triplet Professional Quality Loupe, Chrome Round Body 10x21mm Triplet Professional Quality Loupe, Chrome Round Body
$1,122.00MN
Retreiver @ 900MHz, Solar Powered Retreiver @ 900MHz, Solar Powered***
$21,123.00MN
Electric Shutter (ES-6/ES-10) Electric Shutter (ES-6/ES-10)***
$23,490.00MN
LAQUA Twin Potassium Meter LAQUA Twin Potassium Meter***
$25,903.00MN
Milwaukee pH600AQ Digital pH Pen Milwaukee pH600AQ Digital pH Pen***
$2,385.00MN
Electric Dome Drive ED-10 Electric Dome Drive ED-10***
$23,490.00MN
2000 ppm NO3- Standard 2000 ppm NO3- Standard***
$10,657.00MN
Replacement Calcium Sensor for LAQUA Twin Replacement Calcium Sensor for LAQUA Twin***
$15,284.00MN
Medidor de Salinidad SALT, LAQUA TWIN-HORIBA Medidor de Salinidad SALT, LAQUA TWIN-HORIBA***
$22,985.00MN
MagniRead MagniRead***
$339.00MN
Lupa de bolsillo plegable con lente de cristal de 4x 2" Lupa de bolsillo plegable con lente de cristal de 4x 2"
$111.00MN
MagniRule MagniRule
$275.00MN
LAQUA Twin Nitrate Meter LAQUA Twin Nitrate Meter***
$49,733.00MN
LED LIGHTED Full-Page, Paper-Back Book Light LED LIGHTED Full-Page, Paper-Back Book Light
$651.00MN
150 ppm Ca2+ Standard, 6 - 14mL bottles 150 ppm Ca2+ Standard, 6 - 14mL bottles***
$3,150.00MN
Soil K+ Kit w/30 Samples Soil K+ Kit w/30 Samples***
$4,207.00MN
10x21mm Jewelers Loupe in Plastic Case, Chrome Round Body 10x21mm Jewelers Loupe in Plastic Case, Chrome Round Body***
$440.00MN
LAQUA Twin pH Meter LAQUA Twin pH Meter***
$12,595.00MN
150 ppm Na+ Standard, 6 - 14mL bottles 150 ppm Na+ Standard, 6 - 14mL bottles***
$7,105.00MN
ezRead™ ezRead™
$1,295.00MN
Soil Test Kit w/ 30 Samples - Sodium Soil Test Kit w/ 30 Samples - Sodium***
$4,982.00MN
LinenTest™ 11.5x15mm LinenTest™ 11.5x15mm***
$981.00MN
Stainless Steel Temperature Probe with RJ Connector Stainless Steel Temperature Probe with RJ Connector***
$1,670.00MN
(2x) Helping Hand Magnifier (2x) Helping Hand Magnifier
$261.00MN
Leaf Wetness Sensor, Vantage Pro and Vantage Pro2 Leaf Wetness Sensor, Vantage Pro and Vantage Pro2***
$3,675.00MN
8x23mm Illuminated Adjustable Magnifier 8x23mm Illuminated Adjustable Magnifier
$156.00MN
20X21MM Triplet Professional Jewelers's Loupe, Black Round Body 20X21MM Triplet Professional Jewelers's Loupe, Black Round Body
$627.00MN
2000 ppm Na+ Standard, 6 - 14mL bottles 2000 ppm Na+ Standard, 6 - 14mL bottles***
$1,776.00MN
Flow Probe (5.5 to 15 handle) Flow Probe (5.5 to 15 handle)***
$40,400.00MN
AirLink Professional Air Quality Sensor AirLink Professional Air Quality Sensor***
$4,788.00MN
Jewelers Loupe 3X Jewelers Loupe 3X
$36.00MN
Stereo Microscope CRYSTAL 7.5-45x Stereo Microscope CRYSTAL 7.5-45x***
$50,411.00MN
MagniFlex Lamp Magnifier 2x/3.5x MagniFlex Lamp Magnifier 2x/3.5x***
$2,372.00MN
Milwaukee pH58 MAX Waterproof 3-in-1 pH/ORP/Temp Tester with Rep Milwaukee pH58 MAX Waterproof 3-in-1 pH/ORP/Temp Tester with Rep***
$6,258.00MN
10x & 20x Dual Power Loupe 10x & 20x Dual Power Loupe
$936.00MN
DataScout WiFi Modems AC/DC DataScout WiFi Modems AC/DC***
$18,604.00MN
Lupa iluminada de 2.75x y 7.5x para cicrcuitos impresos Lupa iluminada de 2.75x y 7.5x para cicrcuitos impresos
$472.00MN
PC CUBBY FOR HD-6T PC CUBBY FOR HD-6T***
$31,320.00MN
30x21mm Triplet Professional Quality Loupe, Chrome Round Body, P 30x21mm Triplet Professional Quality Loupe, Chrome Round Body, P
$731.00MN
Horiba Laqua Case for Meters Horiba Laqua Case for Meters***
$6,344.00MN
Handheld Plant Sap Press Handheld Plant Sap Press***
$549.00MN
2000 ppm Ca2+ Standard, 6 - 14mL bottles 2000 ppm Ca2+ Standard, 6 - 14mL bottles***
$1,776.00MN
Temperature/RH Pen Temperature/RH Pen***
$4,571.00MN
Atlas cosmico Atlas cosmico***
$170.00MN
Dual 10x & 20x Jewelers Loupe Dual 10x & 20x Jewelers Loupe***
$195.00MN
FreeHand 2.5x FreeHand 2.5x
$1,066.00MN
Meade Series 4000 1.25" Plossl Eyepiece & Filter Set Meade Series 4000 1.25" Plossl Eyepiece & Filter Set***
$5,936.00MN
Orion Prime Focus Camera Adapters Orion Prime Focus Camera Adapters
$780.00MN
LinenTest 5x LinenTest 5x
$432.00MN
Orion SkyQuest XT6 Classic Dobsonian Telescope Orion SkyQuest XT6 Classic Dobsonian Telescope***
$17,004.00MN
STAR POINTER FINDERSCOPE STAR POINTER FINDERSCOPE***
$1,964.00MN
Fun Mechanics Kit- Brush Robot Fun Mechanics Kit- Brush Robot
$428.00MN
MagniFlash 11x MagniFlash 11x***
$1,969.00MN
Rocket Race Car Rocket Race Car***
$521.00MN
Milwaukee CD611 Digital Conductivity Pen (EC) Milwaukee CD611 Digital Conductivity Pen (EC)***
$795.00MN
6.0mm Orion Edge-On Planetary Eyepiece 6.0mm Orion Edge-On Planetary Eyepiece***
$3,878.00MN
Nivel Láser de Líneas GLL 3-80 G Profesional Nivel Láser de Líneas GLL 3-80 G Profesional***
$16,165.00MN
Orion Sirius EQ-G GoTo Telescope Mount Orion Sirius EQ-G GoTo Telescope Mount***
$103,708.00MN
Cell reproduction and development - 10 slides Cell reproduction and development - 10 slides***
$689.00MN
Propeller Racer Propeller Racer
$393.00MN
1.25" Orion Oxygen-III Nebula Eyepiece Filter 1.25" Orion Oxygen-III Nebula Eyepiece Filter***
$3,185.00MN
Eyepiece SP 4000 26mm 1.25" Meade Eyepiece SP 4000 26mm 1.25" Meade***
$1,170.00MN
Distanciómetro laser LDM100 Distanciómetro laser LDM100***
$2,761.00MN
Rings 125mm Rings 125mm
$1,693.00MN
Replacement Nitrate Sensor for LAQUA Twin Replacement Nitrate Sensor for LAQUA Twin***
$5,095.00MN
Yagi Antenna Cable - 20ft Yagi Antenna Cable - 20ft***
$7,350.00MN
Geologic Compass - A Geologic Compass - A
$2,098.00MN
Night Sky Proyection Kit Night Sky Proyection Kit***
$260.00MN
Distanciómetro láser GLM 50 C Professional Distanciómetro láser GLM 50 C Professional***
$5,051.00MN
GPS eTrex ® 10 GPS eTrex ® 10***
$6,013.00MN
1.25" Orion Luminance/IR Cutoff Astrophotography Filter 1.25" Orion Luminance/IR Cutoff Astrophotography Filter***
$6,058.00MN
Microscopio infantil 1200x Microscopio infantil 1200x***
$1,812.00MN
Orion Sirius Plossl Telescope Eyepieces Orion Sirius Plossl Telescope Eyepieces***
$1,836.00MN
Mammoth Skeleton Mammoth Skeleton***
$245.00MN
2" Orion 13% Transmission Moon Filter 2" Orion 13% Transmission Moon Filter***
$824.00MN
MS-0160 Carson Microscope 1600x MS-0160 Carson Microscope 1600x***
$13,992.00MN
Distanciómetro láser GLM 30 Professional Distanciómetro láser GLM 30 Professional***
$1,953.00MN
38mm Orion Q70 Wide-Field Telescope Eyepiece 38mm Orion Q70 Wide-Field Telescope Eyepiece***
$4,093.00MN
32mm Orion Sirius Plossl Telescope Eyepiece 32mm Orion Sirius Plossl Telescope Eyepiece***
$1,692.00MN
windmill generator windmill generator
$326.00MN
298mm ID Orion Telescope Tube Rings 298mm ID Orion Telescope Tube Rings
$3,334.00MN
3.0mm Orion Edge-On Planetary Eyepiece 3.0mm Orion Edge-On Planetary Eyepiece***
$4,315.00MN
Build Your Own Wind Turbine Build Your Own Wind Turbine***
$418.00MN
5MP Digital Imager 5MP Digital Imager***
$4,696.00MN
The Wanderful World of a Drop of Water - 10 slides The Wanderful World of a Drop of Water - 10 slides
$1,377.00MN
Funda para telescopio Funda para telescopio
$1,737.00MN
Human Body Normal Tissues (Part 1) - 10 slides Human Body Normal Tissues (Part 1) - 10 slides
$1,377.00MN
Handheld Temp/RH/CO2 Meter Handheld Temp/RH/CO2 Meter***
$9,239.00MN
Chrome Lighted RimFree Chrome Lighted RimFree
$855.00MN
15mm Orion Expanse Eyepiece 15mm Orion Expanse Eyepiece***
$1,995.00MN
Refractometer 0-32% Auto Temp Comp Refractometer 0-32% Auto Temp Comp***
$5,581.00MN
Glow Mini Stars Glow Mini Stars
$231.00MN
Barra tipo Vixen 10" Barra tipo Vixen 10"
$603.00MN
Orion Expanse Telescope Eyepieces Orion Expanse Telescope Eyepieces***
$1,995.00MN
1.25" Variable Universal Camera adapter 1.25" Variable Universal Camera adapter***
$2,064.00MN
Solarscope clásico Solarscope clásico***
$4,613.00MN
Tetraview LCD digital Microscope Tetraview LCD digital Microscope***
$41,107.00MN
Filtro Solar de 110mm de D.I. Filtro Solar de 110mm de D.I.***
$1,624.00MN
Cable for 497 Hand Controller Cable for 497 Hand Controller***
$334.00MN
"Academy" Microscope 1000x "Academy" Microscope 1000x***
$10,338.00MN
Hourglass Hourglass
$399.00MN
Stargazer's Deluxe Filter Set 1.25" Stargazer's Deluxe Filter Set 1.25"***
$5,291.00MN
Penetrometer FT 40 Penetrometer FT 40***
$16,367.00MN
Explorer 25x100 Large-Aperture Binocular Explorer 25x100 Large-Aperture Binocular***
$16,561.00MN
Xplorer 3 Xplorer 3
$3,010.00MN
Inclinómetro digital GIM 60 L Professional Inclinómetro digital GIM 60 L Professional***
$4,762.00MN
Digital Soil Thermometer Digital Soil Thermometer***
$881.00MN
Stegosaurus Skeleton Stegosaurus Skeleton
$245.00MN
Animals and Plants Damaged by the Enviroment - 10 slides Animals and Plants Damaged by the Enviroment - 10 slides
$689.00MN
Xplorer 4 Xplorer 4
$3,947.00MN
General Biology - 25 slides General Biology - 25 slides
$1,604.00MN
Campus Microscope Photo Adapter Campus Microscope Photo Adapter
$968.00MN
Tropical Plants - 10 slides Tropical Plants - 10 slides
$689.00MN
Glow Planets & Super Nova 20 pcs Glow Planets & Super Nova 20 pcs
$272.00MN
1.25in. 2x Orion Shorty Barlow Lens 1.25in. 2x Orion Shorty Barlow Lens***
$2,116.00MN
Pocket Digital Refractometer Pocket Digital Refractometer***
$12,431.00MN
Rings 125mm Rings 125mm***
$1,700.00MN
myBlue-T myBlue-T
$1,118.00MN
Stereoscopic Microscopie DIAMOND 20 & 40x Stereoscopic Microscopie DIAMOND 20 & 40x***
$8,127.00MN
Hormiguero de Gel Hormiguero de Gel***
$259.00MN
3" Levitating Globe 3" Levitating Globe
$1,336.00MN
8.2 Dbi Yagi Antenna 8.2 Dbi Yagi Antenna***
$3,229.00MN
36in Auger Tube Kit 36in Auger Tube Kit***
$30,839.00MN
WatchDog Model 1525 Data Logger WatchDog Model 1525 Data Logger***
$9,118.00MN
12in Aztec Globe 12in Aztec Globe***
$4,211.00MN
WatchDog 2-Watermark Irrigation Station WatchDog 2-Watermark Irrigation Station***
$10,269.00MN
SPNEC500 and 510 Sensor Replacement SPNEC500 and 510 Sensor Replacement***
$2,214.00MN
WD 1400 4-WaterScout Irrigation Station WD 1400 4-WaterScout Irrigation Station***
$18,114.00MN
Life in the Ground - 10 slides Life in the Ground - 10 slides
$689.00MN
Model LS Soil Sampler Model LS Soil Sampler***
$9,442.00MN
Penetrometer FT 02 Penetrometer FT 02***
$32,734.00MN
Galino liquid thermometer Galino liquid thermometer
$604.00MN
Orion High-Power 1.25" 5x 4-Element Barlow Lens Orion High-Power 1.25" 5x 4-Element Barlow Lens***
$5,861.00MN
Termómetro Min/Max libre de Mercurio Termómetro Min/Max libre de Mercurio
$637.00MN
Orion EQ-3M Single-Axis Telescope Drive Orion EQ-3M Single-Axis Telescope Drive
$3,192.00MN
Schmidt Cassegrain Base for Orion Finder Scopes Schmidt Cassegrain Base for Orion Finder Scopes
$635.00MN
Black 9x50 Orion Achromatic Finder Scope Black 9x50 Orion Achromatic Finder Scope***
$2,267.00MN
Analogue Indoor-Outdoor Thermometer Analogue Indoor-Outdoor Thermometer
$120.00MN
digital wine thermometer digital wine thermometer
$500.00MN
Protective Case for Series 1000 Protective Case for Series 1000***
$1,108.00MN
WatchDog 100-T/RH WatchDog 100-T/RH***
$11,491.00MN
Replogle Globe Traveler Globe Blue Replogle Globe Traveler Globe Blue
$2,106.00MN
WatchDog 4-Watermark Irrigation Station WatchDog 4-Watermark Irrigation Station***
$16,960.00MN
GPS eTrex 32x GPS eTrex 32x
$7,021.00MN
Motor Drive for AstroMaster/PowerSeeker Motor Drive for AstroMaster/PowerSeeker
$2,050.00MN
Replacement EC Probe (8") Replacement EC Probe (8")***
$6,653.00MN
WatchDog 100 Series Button Docking Station (USB) WatchDog 100 Series Button Docking Station (USB)***
$3,532.00MN
GPS Garmin ETrex 22x GPS Garmin ETrex 22x
$5,015.00MN
WatchDog 100-Temp 8K WatchDog 100-Temp 8K***
$3,553.00MN
QHY CCD PoleMaster QHY CCD PoleMaster***
$10,051.00MN
Globo Terráqueo Traveler Antiguo Globo Terráqueo Traveler Antiguo
$2,106.00MN
WatchDog 100-Temp 2K WatchDog 100-Temp 2K***
$2,296.00MN
Mini prisma marca Apex Mini prisma marca Apex***
$2,035.00MN
G11 Mount - 60 lb Capacity G11 Mount - 60 lb Capacity***
$71,449.00MN
Model HC Soil Sampler Model HC Soil Sampler***
$2,512.00MN
myMET myMET
$3,728.00MN
WatchDog 3-Watermark Irrigation Station WatchDog 3-Watermark Irrigation Station***
$13,914.00MN
Autonivel a Láser de Puntos GPL 5 Professional Autonivel a Láser de Puntos GPL 5 Professional***
$7,491.00MN
LANDSCOUT 10X50MM PORRO BINOCULAR LANDSCOUT 10X50MM PORRO BINOCULAR***
$1,704.00MN
WD 1400 3-WaterScout Irrigation Station WD 1400 3-WaterScout Irrigation Station***
$15,576.00MN
Protective Case for Series A & 1000 Protective Case for Series A & 1000***
$9,709.00MN
WatchDog A110 Temp WatchDog A110 Temp***
$1,800.00MN
Barometric Pressure Sensor Extended Range Barometric Pressure Sensor Extended Range***
$10,965.00MN
Field Scout SC-900 Field Scout SC-900***
$102,293.00MN
ASI071MC Pro (color) ASI071MC Pro (color)***
$49,355.00MN
External (Soil) Temperature Sensor - 20 ft. External (Soil) Temperature Sensor - 20 ft.
$1,800.00MN
UltraBlock Narrowband Light-Pollution Filters UltraBlock Narrowband Light-Pollution Filters***
$3,094.00MN
Replogle NASA Moon Globe 12-inch Tabletop Replogle NASA Moon Globe 12-inch Tabletop
$2,306.00MN
CO2 Monitor CO2 Monitor***
$44,758.00MN
WatchDog A125 Temp/Ext. Temp WatchDog A125 Temp/Ext. Temp***
$3,669.00MN
Conductivity Electrode Replacement Conductivity Electrode Replacement***
$20,545.00MN
Leaf Wetness Sensor Leaf Wetness Sensor
$3,454.00MN
ZWO Atmospheric Dispersion Corrector ZWO Atmospheric Dispersion Corrector***
$4,276.00MN
Microscopio Biológico Profesional Microscopio Biológico Profesional***
$40,405.00MN
External (Soil) Temperature Sensor - 6 ft. External (Soil) Temperature Sensor - 6 ft.***
$2,538.00MN
Tip 1/8" Tip 1/8"***
$571.00MN
Soil Compaction Tester Soil Compaction Tester***
$6,017.00MN
U52G-10 Multi-parameter Water Quality Meter U52G-10 Multi-parameter Water Quality Meter***
$446,469.00MN
Tip 1/4" Tip 1/4"***
$571.00MN
thermometer for compost thermometer for compost
$708.00MN
U52-10 Multi-parameter Water Quality Meter U52-10 Multi-parameter Water Quality Meter***
$128,555.00MN
Par de anillos 100mm Par de anillos 100mm
$1,114.00MN
Watermark Soil Moisture Sensor 20 ft Watermark Soil Moisture Sensor 20 ft***
$2,707.00MN
Meade Polaris 90mm German Equatorial Refractor Meade Polaris 90mm German Equatorial Refractor
$10,617.00MN
Clisí­metro Geosurv Clisí­metro Geosurv
$1,036.00MN
Filtro Solar de 125mm de D.I. Filtro Solar de 125mm de D.I.***
$928.00MN
WatchDog A-Series PC Cable WatchDog A-Series PC Cable***
$692.00MN
Glow Solar System Mobile Making Kit Glow Solar System Mobile Making Kit***
$260.00MN
Quantum Light Sensor Quantum Light Sensor***
$7,224.00MN
Xplorer 2 Xplorer 2***
$2,779.00MN
Filtro Solar de 170mm de D.I. Filtro Solar de 170mm de D.I.***
$1,508.00MN
UpClose G2 10x25mm Roof Monocular UpClose G2 10x25mm Roof Monocular
$591.00MN
Barometric Pressure Sensor Std. Barometric Pressure Sensor Std.***
$10,965.00MN
Eyepiece SP 4000 20mm 1.25" Meade Eyepiece SP 4000 20mm 1.25" Meade***
$996.00MN
Penetrometer FT 30 Penetrometer FT 30***
$8,184.00MN
U53-10 Multi-parameter Water Quality Meter U53-10 Multi-parameter Water Quality Meter***
$182,120.00MN
Watermark Soil Moisture Sensor 11 ft Watermark Soil Moisture Sensor 11 ft***
$2,210.00MN
ET Gauge ET Gauge
$12,785.00MN
Tip 5/16" Tip 5/16"***
$571.00MN
Wireless Vantage Vue Wireless Vantage Vue***
$15,479.00MN
WatchDog A130 Temp/LW Logger WatchDog A130 Temp/LW Logger***
$8,976.00MN
Glass Lens Magnifier 2" 5x Glass Lens Magnifier 2" 5x
$63.00MN
U51-10 Multi-parameter Water Quality Meter U51-10 Multi-parameter Water Quality Meter***
$114,079.00MN
WatchDog A150 Temp/RH Logger WatchDog A150 Temp/RH Logger
$3,512.00MN
Spare pH probe for D-54 Meter Spare pH probe for D-54 Meter***
$5,190.00MN

Sub-Total: $3,224,391.00MN

Products marked with *** don't exist in desired quantity in our stock.
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