| 6.58" ID Orion Full Aperture Solar Filter | $4,786.00MN |
| LAQUA Twin Sodium Meter*** | $12,433.00MN |
| Soluciones de Calibración de Nitrato 150 ppm*** | $3,552.00MN |
| 150 ppm K+ DI Standard*** | $3,552.00MN |
| Mark I: 20x Panoramic Telescope (coin operated)*** | $136,746.00MN |
| LumiVisor™ - LV-10 | $950.00MN |
| Orion Paragon-Plus XHD Extra Heavy-Duty Tripod*** | $9,073.00MN |
| digital professional thermo-hygrometer | $6,954.00MN |
| Rain Collector Cone | $725.00MN |
| Leaf Wetness Sensor, Vantage Pro and Vantage Pro2*** | $3,675.00MN |
| 6 ft.(Short) HOME-DOME (HD-6S)*** | $140,779.00MN |
| MagniLook | $127.00MN |
| Lupa Frontal Multi-Aumento*** | $377.00MN |
| 150 ppm Na+ Standard, 6 - 14mL bottles*** | $3,552.00MN |
| Globo Terráqueo Traveler Antiguo | $1,053.00MN |
| 8.2 Dbi Yagi Antenna*** | $3,229.00MN |
| Filtro Solar de 70mm de D.I.*** | $580.00MN |
| FieldScout Sensor Reader Case*** | $1,110.00MN |
| Wonder Globe (Celestial ) | $551.00MN |
| U52-10 Multi-parameter Water Quality Meter*** | $385,666.00MN |
| SkyMaster 18-40x80mm Zoom Porro Binoculars*** | $15,947.00MN |
| 5MP Digital Imager*** | $9,392.00MN |
| Rain-gauge | $902.00MN |
| LAQUA Twin Calcium Meter*** | $28,304.00MN |
| The Franklin World Globe*** | $4,111.00MN |
| OcuLens™ 5x & 8x | $218.00MN |
| 2000 ppm Na+ Standard, 6 - 14mL bottles*** | $3,552.00MN |
| Autoguider Port Module*** | $1,652.00MN |
| MiniBrite 5x | $264.00MN |
| Replacement Calcium Sensor for LAQUA Twin*** | $10,189.00MN |
| Replogle Globe Traveler Globe Blue | $2,106.00MN |
| Replacement Potassium Sensor for LAQUA Twin*** | $5,095.00MN |
| U52G-10 Multi-parameter Water Quality Meter*** | $446,469.00MN |
| U51-10 Multi-parameter Water Quality Meter*** | $342,236.00MN |
| WatchDog Model 2475 Plant Growth Station*** | $23,734.00MN |
| LAQUA Twin EC Meter*** | $11,882.00MN |
| digital thermo-hygrometer*** | $3,435.00MN |
| Field Scout External Light Sensor Meter*** | $8,724.00MN |
| Conductivity Electrode Replacement*** | $20,545.00MN |
| Universal Shelter*** | $3,564.00MN |
| 12in Aztec Globe*** | $4,211.00MN |
| Orion SkyQuest XT10 Classic Dobsonian Telescope*** | $31,713.00MN |
| LightScout DLI 100 Light Meter*** | $10,157.00MN |
| Estación Total RTS102R6 BT*** | $55,144.00MN |
| Field Scout UV Meter*** | $7,825.00MN |
| Estación Total Marca FOIF Modelo RTS 102R6*** | $49,128.00MN |
| Inclinómetro digital GIM 60 L Professional*** | $4,762.00MN |
| Leica DISTO D2 - 100 m alcance - 7 modos de medición | $4,512.00MN |
| 3" Levitating Globe | $668.00MN |
| Glow 3D Dinosaur*** | $255.00MN |
| Field Scout Quantum and Foot-Candle Meter*** | $9,374.00MN |
| Orion StarShoot AutoGuider*** | $19,767.00MN |
| FieldScout TCM 500 T-Handle*** | $3,936.00MN |
| Hourglass | $399.00MN |
| U53-10 Multi-parameter Water Quality Meter*** | $546,360.00MN |
| WatchDog Frost Alert Visual Frost Alarm*** | $6,653.00MN |
| Skywatch Geos 11 - Kit Completo*** | $28,377.00MN |
| Distanciómetro láser GLM 80 Professional | $64,091.00MN |
| Analogue Thermo-Hygrometer | $2,196.00MN |
| Black 9x50 Orion Achromatic Finder Scope*** | $2,267.00MN |
| Termómetro digital solar Maximos y Mínimos | $596.00MN |
| ShortTube 80-A Refractor Telescope*** | $3,507.00MN |
| Power Supply (PS-2)*** | $6,107.00MN |
| 9x50 Orion Illuminated Finder Scope with Bracket*** | $2,956.00MN |
| Glow Planets & Super Nova 20 pcs | $136.00MN |
| 140mm ID Orion Telescope Tube Rings | $1,611.00MN |
| Glow Star | $104.00MN |
| Glow Moon & Star | $380.00MN |
| Galino liquid thermometer | $1,207.00MN |
| Replacement Sodium Sensor for LAQUA Twin*** | $5,095.00MN |
| Electric Shutter (ES-6/ES-10)*** | $23,490.00MN |
| Enviro battery | $292.00MN |
| Solar Robot*** | $418.00MN |
| Xplorer 3*** | $6,021.00MN |
| Build Your Own Wind Turbine*** | $837.00MN |
| Field Scout Dual Solar/Electric Quantum Meter*** | $7,474.00MN |
| Leica DISTO D1 - Alcance de 40 m - Fácil de usar | $2,515.00MN |
| Glow 3D Solar System | $129.00MN |
| Replogle NASA Moon Globe 12-inch Tabletop | $2,306.00MN |
| Spare pH probe for D-54 Meter*** | $10,381.00MN |
| Irrometer Tensiometers 30cm (12 inch) Model R*** | $2,818.00MN |
| Rain Bucket Bird Guard*** | $675.00MN |
| Termómetro Digital TP101*** | $421.00MN |
| LAQUA Twin Nitrate Meter*** | $12,433.00MN |
| Milwaukee pH58 MAX Waterproof 3-in-1 pH/ORP/Temp Tester with Rep*** | $6,258.00MN |
| 20 W Solar Panel*** | $27,528.00MN |
| Minolta SPAD 502 Plus Meter*** | $70,126.00MN |
| Xplorer 2*** | $2,779.00MN |
| rain-gauge | $1,069.00MN |
| Krestel 3000 Pocket Weather Meter | $5,139.00MN |
| Irrometer Tensiometers 36 in Model R*** | $3,231.00MN |
| "Academy" Microscope 1000x*** | $10,338.00MN |
| Tetraview LCD digital Microscope*** | $20,553.00MN |
| Soil Moisture Transducer - R*** | $7,429.00MN |
| LAQUA Twin Potassium Meter*** | $25,903.00MN |
| Bastón de Rosca, 3.6M – SITEPRO*** | $2,870.00MN |
| 6-Plate Solar Radiation Shield*** | $11,623.00MN |
| Krestel 3500 Pocket Weather Meter*** | $12,908.00MN |
| GPS Unit Mounting Bracket*** | $4,030.00MN |
| ENC16/18 Weather-Resistant Enclosure, 16 x 18 inches*** | $31,655.00MN |
| Replacement EC Probe (8")*** | $6,653.00MN |
| WaterScout SM 100 Sensor - 20ft*** | $5,307.00MN |
| Kestrel 5200 Professional Environmental Meter*** | $18,008.00MN |
| Handheld Temp/RH/CO2 Meter*** | $18,478.00MN |
| CR1000X Datalogger para medida y control*** | $72,531.00MN |
| EnviroMonitor Long Range Antenna, 5dBi*** | $3,007.00MN |
| Explorer 25x100 Large-Aperture Binocular*** | $16,561.00MN |
| Vantage Pro2 Console/Receiver*** | $7,461.00MN |
| Weather Science*** | $309.00MN |
| SLIM LINE WEATHER STATION WITH ATOMIC CLOCK | $1,270.00MN |
| LCD Digital Microscope II*** | $42,260.00MN |
| Clisímetro Geosurv | $1,036.00MN |
| Kestrel 5000 Environmental Meter*** | $17,370.00MN |
| CO2 Monitor AIRCO2NTROL COACH*** | $18,046.00MN |
| Milwaukee EC40 EC/TDS Nutrient Meter*** | $3,628.00MN |
| Xplorer 4 | $3,947.00MN |
| 12 V Power Supply with Charging Regulator and 7 Ah Rechargeable *** | $16,349.00MN |
| Conductivity Standard 2.76 mS/cm*** | $572.00MN |
| Refractometer 0-32% Auto Temp Comp*** | $5,581.00MN |
| Kestrel 5500 Pocket Weather Tracker*** | $33,824.00MN |
| Orion StarShoot G3 Deep Space Monochrome Imaging Camera*** | $13,871.00MN |
| Handheld Photosynthesis System*** | $2,690,012.00MN |
| 32mm Orion Sirius Plossl Telescope Eyepiece*** | $1,692.00MN |
| Irrometer Tensiometers 24 in Model R*** | $3,025.00MN |
| Solar Power Package (WD)*** | $15,241.00MN |
| 034B-L Wind Set*** | $139,670.00MN |
| Milwaukee pH600AQ Digital pH Pen*** | $2,385.00MN |
| Motorized Robot Hand*** | $351.00MN |
| FieldScout CM 1000 NDVI Meter*** | $90,490.00MN |
| 2000 ppm Ca2+ Standard, 6 - 14mL bottles*** | $1,776.00MN |
| Termómetro Min/Max libre de Mercurio | $1,273.00MN |
| Stereo Microscope CRYSTAL PRO 7.5-45x*** | $51,072.00MN |
| DOMO PD-15 (4.57MØ) C/MOTORES*** | $829,966.00MN |
| Soil Moisture Tester 9 in | $3,418.00MN |
| Solar Power Package*** | $7,374.00MN |
| 1.25" Variable Universal Camera adapter*** | $2,064.00MN |
| WatchDog 3210 Wireless Temperature Alert*** | $115,854.00MN |
| Irrometer Tensiometers 18 in Model R*** | $2,922.00MN |
| Buzz Wire making Kit | $259.00MN |
| PC CUBBY FOR HD-6T*** | $31,320.00MN |
| CH150 12V Charging Regulator*** | $39,437.00MN |
| Watermark Soil Moisture Sensor 11 ft*** | $4,421.00MN |
| HMP60-L Air Temperature and Relative Humidity Sensor*** | $33,251.00MN |
| Kestrel 5000 Environmental Meter with LiNK*** | $10,956.00MN |
| Software to activate Datalogger CM 1000*** | $5,939.00MN |
| LONG RANGE REMOTE TEMPERATURE AND HUMIDITY SENSOR | $625.00MN |
| WaterScout SM 100 Sensor - 6ft(1.8m)*** | $2,284.00MN |
| Complete Wireless Soil Moisture/Temperature Station*** | $18,374.00MN |
| TDR 150 Soil Moisture Meter with Case*** | $22,533.00MN |
| CELESTRON KIDS MICROSCOPE WITH SMARTPHONE ADAPTER*** | $1,730.00MN |
| CM 1000 Chlorophyll Meter*** | $83,336.00MN |
| Handheld Plant Sap Press*** | $549.00MN |
| Stereo Microscope CRYSTAL 7.5-45x*** | $25,206.00MN |
| WatchDog 3250 Wireless ET Station*** | $56,700.00MN |
| Altimeter/Barometer*** | $6,437.00MN |
| WindSonic Mounting Pipe Kit*** | $4,488.00MN |
| TCM 500 "NDVI" Turf Color Meter*** | $23,734.00MN |
| Wall Mount Temp/RH/CO2 Meter*** | $6,632.00MN |
| RoboFocus*** | $17,054.00MN |
| LAQUA Twin pH Meter*** | $4,198.00MN |
| Kestrel USB Interface*** | $3,346.00MN |
| Microscopio Biológico Profesional*** | $40,405.00MN |
| Two 12cm (4.8in) Rods*** | $1,765.00MN |
| Kestrel 2000 Pocket Weather Meter*** | $6,454.00MN |
| Tensiometer Service Kit*** | $1,984.00MN |
| Microscopio infantil 1200x*** | $1,812.00MN |
| Watermark Soil Moisture Sensor 20 ft*** | $8,122.00MN |
| WaterScout Calibration Device*** | $4,254.00MN |
| Microscopio para Celular | $544.00MN |
| Field Scout SC-900*** | $102,293.00MN |
| LoggerNet: Datalogger Support Software*** | $30,279.00MN |
| WatchDog 2000 Series Data Shuttle*** | $8,746.00MN |
| Kestrel 5200 Professional Environmental Meter with LiNK*** | $24,729.00MN |
| USB Data Transfer Cable, Kestrel 5 Series*** | $4,209.00MN |
| Orion Paragon-Plus Binocular Mount and Tripod*** | $10,424.00MN |
| Stereoscopic Microscopie DIAMOND 20 & 40x*** | $8,127.00MN |
| Xplorer 1 | $1,701.00MN |
| Microscopio Monocular Biológico 40x,100x y 400x | $4,872.00MN |
| Soil Moisture Tester 24 in | $3,683.00MN |
| Horiba Laqua Case for Meters | $3,172.00MN |
| Kidz Labs / Survival Sciencie Kit*** | $306.00MN |
| General Biology - 25 slides | $3,209.00MN |
| Set for Teaching Biology (Part 2) - 10 slides*** | $1,409.00MN |
| 0-2.5V DC Input Cable*** | $1,431.00MN |
| Herramienta multi-funcional de llavero Xdrive Compact 7 en 1*** | $705.00MN |
| Animals and Plants Damaged by the Enviroment - 10 slides | $689.00MN |
| The Wanderful World of a Drop of Water - 10 slides | $1,377.00MN |
| Tipping Bucket Rain Collector*** | $15,277.00MN |
| Structure of Vegetables - 10 slides*** | $2,113.00MN |
| Barometric Pressure Sensor Extended Range*** | $10,965.00MN |
| External (Soil) Temperature Sensor - 6 ft.*** | $2,538.00MN |
| FieldScout GreenIndex Board*** | $1,169.00MN |
| Minolta SPAD 502DL Plus Meter*** | $83,638.00MN |
| Temperature (Micro) Sensor*** | $4,262.00MN |
| thermometer for compost | $708.00MN |
| Digital thermo-hygrometer*** | $1,473.00MN |
| Replacement pH Sensor for LAQUA Twin*** | $2,717.00MN |
| Herramienta Multi-funcional de llavero Micro Max 19 en 1*** | $1,802.00MN |
| *** | $3,435.00MN |
| Outland X 10x42 Binoculars*** | $4,143.00MN |
| 2000 ppm NO3- Standard*** | $1,776.00MN |
| Set for Teaching Biology (Part 1) - 10 slides | $1,409.00MN |
| WatchDog 3220 Wireless Rain Station*** | $43,784.00MN |
| 2" Orion Variable Polarizing Eyepiece Filter*** | $1,938.00MN |
| Portable Laser Leaf Area Meter*** | $204,836.00MN |
| 4-20 mA Input Cable*** | $485.00MN |
| Leaf Wetness Sensor | $3,454.00MN |
| Fishes, frogs and amphibians - 10 slides | $704.00MN |
| Mag Lev Train Model*** | $417.00MN |
| Replacement EC Sensor for LAQUA Twin*** | $2,717.00MN |
| Digital maxima-minima thermometer with alarm | $728.00MN |
| Higrotermómetro y datalogger con 32000 registros | $2,361.00MN |
| Wireless Repeater with AC Power*** | $4,454.00MN |
| Hook Gauge*** | $32,084.00MN |
| Medidor de Salinidad SALT, LAQUA TWIN-HORIBA*** | $5,746.00MN |
| SPNEC500 and 510 Sensor Replacement*** | $2,214.00MN |
| digital wine thermometer | $500.00MN |
| Patological human tissues (Part 2) - 10 slides*** | $689.00MN |
| External (Soil) Temperature Sensor - 20 ft. | $1,800.00MN |
| Orion SkyGlow Broadband Light-Pollution Filters*** | $1,895.00MN |
| PST - 40mm/400mm LF HA <1.0 A*** | $28,566.00MN |
| Orion SpaceProbe 130ST Equatorial Reflector Telescope*** | $12,434.00MN |
| Nikon T-ring | $602.00MN |
| 1.25" Orion Luminance/IR Cutoff Astrophotography Filter*** | $1,514.00MN |
| Quantum Light Sensor*** | $7,224.00MN |
| Mini Multi-Tool 8-in-1*** | $821.00MN |
| Temperature/RH Pen*** | $1,477.00MN |
| Life in the Ground - 10 slides | $689.00MN |
| Human Body Normal Tissues (Part 1) - 10 slides | $1,377.00MN |
| Tropical Plants - 10 slides | $689.00MN |
| FieldScout TDR 350 Soil Moisture Meter with Case*** | $71,322.00MN |
| garden-combitester | $939.00MN |
| WatchDog 3240 Wireless Weather Station*** | $48,951.00MN |
| IR Crop Thermometer | $2,216.00MN |
| Mounting Tripod | $3,608.00MN |
| Omni Antenna for Long Range Repeater*** | $5,568.00MN |
| UV Sensor*** | $8,224.00MN |
| WeatherLink ® for Vantage Pro2, Windows, USB*** | $5,011.00MN |
| Yagi Antenna for Long Range Repeater*** | $5,568.00MN |
| Telescope 8" LX90-ACF*** | $86,564.00MN |
| Pocket Digital Refractometer*** | $24,862.00MN |
| Pocket Multi-Tool 12-in-1*** | $1,031.00MN |
| IR Crop Temp/External Soil Temp Meter*** | $3,116.00MN |
| Solar Rover | $393.00MN |
| 20X21MM Triplet Professional Jewelers's Loupe, Black Round Body | $627.00MN |
| U53G-10 Multi-parameter Water Quality Meter*** | $200,940.00MN |
| ASI120MM*** | $6,016.00MN |
| Plants Reproduction and Propagation - 10 slides*** | $1,409.00MN |
| Barometric Pressure Sensor Std.*** | $10,965.00MN |
| Mounting Pole Kit | $1,336.00MN |
| CO2 Monitor*** | $22,379.00MN |
| Milwaukee CD611 Digital Conductivity Pen (EC)*** | $795.00MN |
| LX600 14" ACF w/StarLock*** | $268,348.00MN |
| Termómetro Digital TP101L*** | $311.00MN |