![2000 ppm Na+ Standard, 6 - 14mL bottles 2000 ppm Na+ Standard, 6 - 14mL bottles](images/HOY022HTN-.jpg) | 2000 ppm Na+ Standard, 6 - 14mL bottles*** | $3,608.00MN |
![Upclose G2 10-30x50 Zoom Porro Binocular Upclose G2 10-30x50 Zoom Porro Binocular](images/CE71260TN-.jpg) | Upclose G2 10-30x50 Zoom Porro Binocular*** | $7,380.00MN |
![ZWO EFWmini (5 x 1.25″or 5 x 31mm) ZWO EFWmini (5 x 1.25″or 5 x 31mm)](images/ZWO-EFW-MINITN-.jpg) | ZWO EFWmini (5 x 1.25″or 5 x 31mm)*** | $5,850.00MN |
![Replacement Calcium Sensor for LAQUA Twin Replacement Calcium Sensor for LAQUA Twin](images/SP02455LTN-.jpg) | Replacement Calcium Sensor for LAQUA Twin*** | $5,174.00MN |
![Nikon T-ring Nikon T-ring](images/CE93402TN-.jpg) | Nikon T-ring*** | $1,222.00MN |
![T Adapter #64 ETX90, 105 & 125 T Adapter #64 ETX90, 105 & 125](images/64T_etxTN-.gif) | T Adapter #64 ETX90, 105 & 125*** | $1,103.00MN |
![SKYMASTER 15-35X70 ZOOM BINOCULAR SKYMASTER 15-35X70 ZOOM BINOCULAR](images/CE71013TN-.jpg) | SKYMASTER 15-35X70 ZOOM BINOCULAR | $5,627.00MN |
![Animals and Plants Damaged by the Enviroment - 10 slides Animals and Plants Damaged by the Enviroment - 10 slides](images/KN4935TN-.jpg) | Animals and Plants Damaged by the Enviroment - 10 slides | $699.00MN |
![Binocular SkyMaster 25x70mm Binocular SkyMaster 25x70mm](images/CE71008TN-.jpg) | Binocular SkyMaster 25x70mm*** | $4,869.00MN |
![Stereo Microscope CRYSTAL PRO 7.5-45x Stereo Microscope CRYSTAL PRO 7.5-45x](images/KN5424bTN-.jpg) | Stereo Microscope CRYSTAL PRO 7.5-45x*** | $51,870.00MN |
![SkyMaster 15x70 Binocular SkyMaster 15x70 Binocular](images/TN-CE71009.jpg) | SkyMaster 15x70 Binocular*** | $4,033.00MN |
![Anillo-T Canon EOS Anillo-T Canon EOS](images/CE93419TN-.jpg) | Anillo-T Canon EOS*** | $1,222.00MN |
![Erecting Diagonal 45° #933 for ETX-70 Erecting Diagonal 45° #933 for ETX-70](images/ME07220TN-.gif) | Erecting Diagonal 45° #933 for ETX-70*** | $1,582.00MN |
![16" LX200-ACF Telescope with Tripod 16" LX200-ACF Telescope with Tripod](images/ME1610-60-02TN-.jpg) | 16" LX200-ACF Telescope with Tripod*** | $516,948.00MN |
![2" ACCESSORY ADAPTER FOR MEADE ACF AND SCT MODELS 2" ACCESSORY ADAPTER FOR MEADE ACF AND SCT MODELS](images/ME07085TN-.jpg) | 2" ACCESSORY ADAPTER FOR MEADE ACF AND SCT MODELS*** | $3,014.00MN |
![2000 ppm NO3- Standard 2000 ppm NO3- Standard](images/HOY043TN-.jpg) | 2000 ppm NO3- Standard*** | $1,804.00MN |
![STAR POINTER FINDERSCOPE STAR POINTER FINDERSCOPE](images/CE51630TN-.jpg) | STAR POINTER FINDERSCOPE*** | $1,995.00MN |
![UpClose G2 10x25mm Roof Monocular UpClose G2 10x25mm Roof Monocular](images/CE71213TN-.jpg) | UpClose G2 10x25mm Roof Monocular | $600.00MN |
![LAQUA Twin Sodium Meter LAQUA Twin Sodium Meter](images/SP02500GLTN-.jpg) | LAQUA Twin Sodium Meter*** | $12,628.00MN |
![LinenTest 5x LinenTest 5x](images/lt_30_displayTN-.jpg) | LinenTest 5x | $146.00MN |
![SkyMaster 18-40x80mm Zoom Porro Binoculars SkyMaster 18-40x80mm Zoom Porro Binoculars](images/CE71021TN-.jpg) | SkyMaster 18-40x80mm Zoom Porro Binoculars*** | $8,098.00MN |
![Fishes, frogs and amphibians - 10 slides Fishes, frogs and amphibians - 10 slides](images/KN4950TN-.jpg) | Fishes, frogs and amphibians - 10 slides | $715.00MN |
![Set for teaching Sciences - 10 slides Set for teaching Sciences - 10 slides](images/KN4950TN-.jpg) | Set for teaching Sciences - 10 slides | $715.00MN |
![Soluciones de Calibración de Nitrato 150 ppm Soluciones de Calibración de Nitrato 150 ppm](images/HOY045TN-.jpg) | Soluciones de Calibración de Nitrato 150 ppm*** | $3,608.00MN |
![GPSMAP® 65s GPSMAP® 65s](images/GPSMAP65sTN-.jpg) | GPSMAP® 65s*** | $10,188.00MN |
![G11 Mount + GEMINI GO-TO - 60 lb Capacity G11 Mount + GEMINI GO-TO - 60 lb Capacity](images/LOG11GTN-.jpg) | G11 Mount + GEMINI GO-TO - 60 lb Capacity*** | $112,874.00MN |
![OcuLens™ 5x & 8x OcuLens™ 5x & 8x](images/CAOL-57TN-.jpg) | OcuLens™ 5x & 8x | $221.00MN |
![LAQUA Twin pH Meter LAQUA Twin pH Meter](images/SP02103ALTN-.jpg) | LAQUA Twin pH Meter*** | $4,264.00MN |
![Wilderness Spotting Scope – 15-45x65mm Wilderness Spotting Scope – 15-45x65mm](images/ME126000TN-.jpg) | Wilderness Spotting Scope – 15-45x65mm*** | $12,587.00MN |
![Vantage Vue Console Vantage Vue Console](images/DA06351TN-.jpg) | Vantage Vue Console*** | $6,221.00MN |
![The Wanderful World of a Drop of Water - 10 slides The Wanderful World of a Drop of Water - 10 slides](images/KN4900TN-.jpg) | The Wanderful World of a Drop of Water - 10 slides | $699.00MN |
![Orion Sirius EQ-G GoTo Telescope Mount Orion Sirius EQ-G GoTo Telescope Mount](images/OR24336TN-.jpg) | Orion Sirius EQ-G GoTo Telescope Mount*** | $52,664.00MN |
![Universal Shelter Universal Shelter](images/DA06618TN-.jpg) | Universal Shelter*** | $3,619.00MN |
![Vantage Pro2 GroWeather Cabled Sensor Suite with 24-Hour Fan Vantage Pro2 GroWeather Cabled Sensor Suite with 24-Hour Fan](images/DA06825CMTN-.jpg) | Vantage Pro2 GroWeather Cabled Sensor Suite with 24-Hour Fan*** | $24,882.00MN |
![UV Sensor UV Sensor](images/06490_UV_01TN-.jpg) | UV Sensor*** | $9,614.00MN |
![Replacement Potassium Sensor for LAQUA Twin Replacement Potassium Sensor for LAQUA Twin](images/SP02440GLTN-.jpg) | Replacement Potassium Sensor for LAQUA Twin*** | $5,174.00MN |
![Stereoscopic Microscopie DIAMOND 20 & 40x Stereoscopic Microscopie DIAMOND 20 & 40x](images/5420fullTN-.jpg) | Stereoscopic Microscopie DIAMOND 20 & 40x*** | $8,254.00MN |
![150 ppm Na+ Standard, 6 - 14mL bottles 150 ppm Na+ Standard, 6 - 14mL bottles](images/HOY022LTN-.jpg) | 150 ppm Na+ Standard, 6 - 14mL bottles*** | $1,804.00MN |
![GPS eTrex® SE GPS eTrex® SE](images/eTrexSETN-.jpg) | GPS eTrex® SE*** | $4,062.00MN |
![WeatherLink ® for Vantage Pro2, Windows, Serial Port WeatherLink ® for Vantage Pro2, Windows, Serial Port](images/06510SER_1TN-.jpg) | WeatherLink ® for Vantage Pro2, Windows, Serial Port*** | $5,090.00MN |
![WeatherLink Console WeatherLink Console](images/DA06313TN-.jpg) | WeatherLink Console*** | $8,935.00MN |
![GPS eTrex ® 10 GPS eTrex ® 10](images/GarmineTrex10TN-.jpg) | GPS eTrex ® 10*** | $3,054.00MN |
![LAQUA Twin Calcium Meter LAQUA Twin Calcium Meter](images/SP02450LTN-.jpg) | LAQUA Twin Calcium Meter*** | $14,373.00MN |
![Weatherlink Live Weatherlink Live](images/DA06100TN-.jpg) | Weatherlink Live*** | $7,578.00MN |
![CELESTRON ELEMENTS 10X25 MONOCULAR CELESTRON ELEMENTS 10X25 MONOCULAR](images/CE71220TN-.jpg) | CELESTRON ELEMENTS 10X25 MONOCULAR*** | $563.00MN |
![Wireless Long-Range Repeater with AC Power Wireless Long-Range Repeater with AC Power](images/07653_ac-power_01TN-.jpg) | Wireless Long-Range Repeater with AC Power*** | $5,125.00MN |
![LANDSCOUT 10X50MM PORRO BINOCULAR LANDSCOUT 10X50MM PORRO BINOCULAR](images/CE72360TN-.jpg) | LANDSCOUT 10X50MM PORRO BINOCULAR*** | $1,731.00MN |
![Vantage Pro2 Console/Receiver Vantage Pro2 Console/Receiver](images/consolaTN-.jpg) | Vantage Pro2 Console/Receiver*** | $15,155.00MN |
![Zoology: Vertebrate Including Mammalia - 25 slides Zoology: Vertebrate Including Mammalia - 25 slides](images/KN4980TN-.jpg) | Zoology: Vertebrate Including Mammalia - 25 slides | $1,629.00MN |
![Structure of Vegetables - 10 slides Structure of Vegetables - 10 slides](images/KN4900TN-.jpg) | Structure of Vegetables - 10 slides | $715.00MN |
![FreeHand 2.5x FreeHand 2.5x](images/FH-25TN-.jpg) | FreeHand 2.5x | $361.00MN |
![G11 Mount - 60 lb Capacity G11 Mount - 60 lb Capacity](images/LOG11GTN-.jpg) | G11 Mount - 60 lb Capacity*** | $72,565.00MN |
![Galino liquid thermometer Galino liquid thermometer](images/TFA1810060154TN-.jpg) | Galino liquid thermometer | $1,226.00MN |
![Higrotermómetro y datalogger con 32000 registros Higrotermómetro y datalogger con 32000 registros](images/TFA311035TN-.jpg) | Higrotermómetro y datalogger con 32000 registros | $4,795.00MN |
![Orion Paragon-Plus XHD Extra Heavy-Duty Tripod Orion Paragon-Plus XHD Extra Heavy-Duty Tripod](images/OR05377TN-.jpg) | Orion Paragon-Plus XHD Extra Heavy-Duty Tripod*** | $9,215.00MN |
![Orion EZ Finder II Telescope Reflex Sight Orion EZ Finder II Telescope Reflex Sight](images/OR07228TN-.png) | Orion EZ Finder II Telescope Reflex Sight*** | $1,072.00MN |
![garden-combitester garden-combitester](images/TFA481000TN-.png) | garden-combitester | $477.00MN |
![digital wine thermometer digital wine thermometer](images/TFA142008TN-.jpg) | digital wine thermometer | $508.00MN |
![Brujula Krypton de colgar Negro Brujula Krypton de colgar Negro](images/OK-E17TN-.jpg) | Brujula Krypton de colgar Negro | $61.00MN |
![MicroBrite Plus™ - 60-120x Pocket Microscope MicroBrite Plus™ - 60-120x Pocket Microscope](images/CAMM-300TN-.jpg) | MicroBrite Plus™ - 60-120x Pocket Microscope*** | $440.00MN |
![Termómetro digital solar Maximos y Mínimos Termómetro digital solar Maximos y Mínimos](images/TFA301037TN-.jpg) | Termómetro digital solar Maximos y Mínimos | $606.00MN |
![3.0mm Orion Edge-On Planetary Eyepiece 3.0mm Orion Edge-On Planetary Eyepiece](images/OR08884TN-.jpg) | 3.0mm Orion Edge-On Planetary Eyepiece*** | $4,382.00MN |
![Geologic Compass - A Geologic Compass - A](images/GP17-651TN-.jpg) | Geologic Compass - A | $2,131.00MN |
![Digitarium Elevator Mount System Digitarium Elevator Mount System](images/DIEMSTN-.jpg) | Digitarium Elevator Mount System*** | $105,098.00MN |
![Orion SkyQuest XT6 Classic Dobsonian Telescope Orion SkyQuest XT6 Classic Dobsonian Telescope](images/xt6TN-.jpg) | Orion SkyQuest XT6 Classic Dobsonian Telescope*** | $17,270.00MN |
![Envoy8X Envoy8X](images/DA06318TN-.jpg) | Envoy8X*** | $4,072.00MN |
![Orion StarShoot G3 Deep Space Monochrome Imaging Camera Orion StarShoot G3 Deep Space Monochrome Imaging Camera](images/OR53083TN-.jpg) | Orion StarShoot G3 Deep Space Monochrome Imaging Camera*** | $14,088.00MN |
![Brass Compass In Metal Tin Box Brass Compass In Metal Tin Box](images/SNCG157MB.jpg) | Brass Compass In Metal Tin Box*** | $326.00MN |
![Universal Console Universal Console](images/DEUCSTN-.jpg) | Universal Console*** | $108,738.00MN |
![Termómetro Digital TP101L Termómetro Digital TP101L](images/TP101LTN-.jpg) | Termómetro Digital TP101L*** | $316.00MN |
![Lantastic Compass Lantastic Compass](images/CC45-3ATN-.jpg) | Lantastic Compass | $255.00MN |
![Brass Compass Brass Compass](images/SNCC50BTN-.jpg) | Brass Compass | $254.00MN |
![1.25" Variable Universal Camera adapter 1.25" Variable Universal Camera adapter](images/OR05262TN-.jpg) | 1.25" Variable Universal Camera adapter*** | $2,096.00MN |
![Termómetro Min/Max libre de Mercurio Termómetro Min/Max libre de Mercurio](images/TF10300003TN-.jpg) | Termómetro Min/Max libre de Mercurio | $646.00MN |
![Orion HD-F2 Paragon Tripod Orion HD-F2 Paragon Tripod](images/TN-OR05378.jpg) | Orion HD-F2 Paragon Tripod*** | $5,510.00MN |
![Orion High-Power 1.25" 5x 4-Element Barlow Lens Orion High-Power 1.25" 5x 4-Element Barlow Lens](images/OR08715TN-.jpg) | Orion High-Power 1.25" 5x 4-Element Barlow Lens*** | $5,953.00MN |
![digital thermo-hygrometer digital thermo-hygrometer](images/TFA30500002TN-.jpg) | digital thermo-hygrometer*** | $1,163.00MN |
![Digitarium® Lambda Plus Fixed Digital Planetarium System Digitarium® Lambda Plus Fixed Digital Planetarium System](images/DELAM+TN-.jpg) | Digitarium® Lambda Plus Fixed Digital Planetarium System*** | $2,766,987.00MN |
![298mm ID Orion Telescope Tube Rings 298mm ID Orion Telescope Tube Rings](images/OR07377TN-.png) | 298mm ID Orion Telescope Tube Rings | $3,386.00MN |
![Clisímetro Geosurv Clisímetro Geosurv](images/GP17-640TN-.jpg) | Clisímetro Geosurv | $1,052.00MN |
![Maping compass with mirror Maping compass with mirror](images/cck45_6TN-.jpg) | Maping compass with mirror | $218.00MN |
![Wireless Vantage Pro2 with Weatherlink Console Wireless Vantage Pro2 with Weatherlink Console](images/DA06252MTN-.jpg) | Wireless Vantage Pro2 with Weatherlink Console*** | $22,507.00MN |
![rain-gauge rain-gauge](images/TFA471008TN-.jpg) | rain-gauge | $543.00MN |
![Wireless Weather Envoy Wireless Weather Envoy](images/6316envo_sqTN-.jpg) | Wireless Weather Envoy | $5,316.00MN |
![Microscopio para Celular Microscopio para Celular](images/1717TN-.jpg) | Microscopio para Celular | $276.00MN |
![Digitarium Portable Dome 4m Digitarium Portable Dome 4m](images/DEDD4TN-.jpg) | Digitarium Portable Dome 4m*** | $215,213.00MN |