![2000 ppm NO3- Standard 2000 ppm NO3- Standard](images/HOY043TN-.jpg) | 2000 ppm NO3- Standard*** | $1,776.00MN |
![Soluciones de Calibración de Nitrato 150 ppm Soluciones de Calibración de Nitrato 150 ppm](images/HOY045TN-.jpg) | Soluciones de Calibración de Nitrato 150 ppm*** | $1,776.00MN |
![2000 ppm Na+ Standard, 6 - 14mL bottles 2000 ppm Na+ Standard, 6 - 14mL bottles](images/HOY022HTN-.jpg) | 2000 ppm Na+ Standard, 6 - 14mL bottles*** | $3,552.00MN |
![WatchDog 100-T/RH WatchDog 100-T/RH](images/wd100_mTN-.jpg) | WatchDog 100-T/RH*** | $5,746.00MN |
![Hourglass Hourglass](images/TFA18600405TN-.jpg) | Hourglass | $399.00MN |
![EOS-T2 Adapter suitable for all ASI cameras EOS-T2 Adapter suitable for all ASI cameras](images/ZWO-EOS-T2-Ⅱ-TN-.jpg) | EOS-T2 Adapter suitable for all ASI cameras*** | $1,991.00MN |
![Cámara Color ASI294MC Pro Cámara Color ASI294MC Pro](images/ASI294MCPROTN-.jpg) | Cámara Color ASI294MC Pro*** | $28,816.00MN |
![ZWO Mini Guider Scope ZWO Mini Guider Scope](images/ZWO-60280TN-.png) | ZWO Mini Guider Scope*** | $3,540.00MN |
![ZWO ASI 1600 MONOCHROME COOLED CAMERA W/7-36MM FW AND LRGB/HA/SI ZWO ASI 1600 MONOCHROME COOLED CAMERA W/7-36MM FW AND LRGB/HA/SI](images/ASI1600MMC-K3TN-.jpg) | ZWO ASI 1600 MONOCHROME COOLED CAMERA W/7-36MM FW AND LRGB/HA/SI*** | $66,715.00MN |
![LAQUA Twin Calcium Meter LAQUA Twin Calcium Meter](images/SP02450LTN-.jpg) | LAQUA Twin Calcium Meter*** | $14,152.00MN |
![Class A Evaporation Pan Class A Evaporation Pan](images/NV255-200TN-.jpg) | Class A Evaporation Pan*** | $52,696.00MN |
![Replacement Sodium Sensor for LAQUA Twin Replacement Sodium Sensor for LAQUA Twin](images/SP02540GLTN-.jpg) | Replacement Sodium Sensor for LAQUA Twin*** | $5,095.00MN |
![255-620-A Automatic Refill System 255-620-A Automatic Refill System](images/NV255-620-ATN-.jpg) | 255-620-A Automatic Refill System*** | $13,335.00MN |
![Life in the Ground - 10 slides Life in the Ground - 10 slides](images/KN4950TN-.jpg) | Life in the Ground - 10 slides*** | $1,377.00MN |
![MagniView -2x/4.5x 90mm MagniView -2x/4.5x 90mm](images/CAOD-36TN-.jpg) | MagniView -2x/4.5x 90mm | $165.00MN |
![Illuminated UV/White 15x Loupe Illuminated UV/White 15x Loupe](images/SNMJ362232LVTN-.jpg) | Illuminated UV/White 15x Loupe | $409.00MN |
![SkyMaster 15x70 Binocular SkyMaster 15x70 Binocular](images/TN-CE71009.jpg) | SkyMaster 15x70 Binocular*** | $3,971.00MN |
![LinenTest™ 11.5x15mm LinenTest™ 11.5x15mm](images/CALT-10TN-.jpg) | LinenTest™ 11.5x15mm*** | $327.00MN |
![Flow Probe (5.5 to 15 handle) Flow Probe (5.5 to 15 handle)](images/CTGWFP211TN-.jpg) | Flow Probe (5.5 to 15 handle)*** | $40,400.00MN |
![LAQUA Twin Sodium Meter LAQUA Twin Sodium Meter](images/SP02500GLTN-.jpg) | LAQUA Twin Sodium Meter*** | $12,433.00MN |
![150 ppm Na+ Standard, 6 - 14mL bottles 150 ppm Na+ Standard, 6 - 14mL bottles](images/HOY022LTN-.jpg) | 150 ppm Na+ Standard, 6 - 14mL bottles*** | $1,776.00MN |
![10x Hands Free Loupe 10x Hands Free Loupe](images/Lupas-manos-libres-10x-MG13TN-.jpg) | 10x Hands Free Loupe | $335.00MN |
![Flow Probe (3.7 to 6 ft handle) Flow Probe (3.7 to 6 ft handle)](images/CTGWFP111TN-.jpg) | Flow Probe (3.7 to 6 ft handle)*** | $37,809.00MN |
![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)*** | $5,760.00MN |
![ZWO Atmospheric Dispersion Corrector ZWO Atmospheric Dispersion Corrector](images/ZWO-ADCTN-.jpg) | ZWO Atmospheric Dispersion Corrector*** | $4,276.00MN |
![ASI1600MM Pro (mono) ASI1600MM Pro (mono)](images/ASI1600MM-PTN-.jpg) | ASI1600MM Pro (mono)*** | $42,706.00MN |
![LANDSCOUT 10X50MM PORRO BINOCULAR LANDSCOUT 10X50MM PORRO BINOCULAR](images/CE72360TN-.jpg) | LANDSCOUT 10X50MM PORRO BINOCULAR*** | $1,704.00MN |
![CELESTRON ELEMENTS 10X25 MONOCULAR CELESTRON ELEMENTS 10X25 MONOCULAR](images/CE71220TN-.jpg) | CELESTRON ELEMENTS 10X25 MONOCULAR*** | $554.00MN |
![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 | $689.00MN |
![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*** | $18,147.00MN |
![Solar Rover Solar Rover](images/YO03286TN-.jpg) | Solar Rover | $393.00MN |
![Tropical Plants - 10 slides Tropical Plants - 10 slides](images/KN4880TN-.jpg) | Tropical Plants - 10 slides | $689.00MN |
![Large Binocular Tripod L-Adapter Large Binocular Tripod L-Adapter](images/SBK-00002TN-.jpg) | Large Binocular Tripod L-Adapter | $362.00MN |
![Lupa de mano con lente de cristal de 5x 2" Lupa de mano con lente de cristal de 5x 2"](images/SNMH7005TN-.jpg) | Lupa de mano con lente de cristal de 5x 2" | $60.00MN |
![Soil Moisture Transducer - R Soil Moisture Transducer - R](images/SP03669TN-.jpg) | Soil Moisture Transducer - R*** | $7,429.00MN |
![Field Scout Foot-Candle Meter Field Scout Foot-Candle Meter](images/SP03413FTN-.jpg) | Field Scout Foot-Candle Meter*** | $7,474.00MN |
![EnviroMonitor IP Gateway (Wi-Fi/Ethernet) EnviroMonitor IP Gateway (Wi-Fi/Ethernet)](images/DA06805TN-.jpg) | EnviroMonitor IP Gateway (Wi-Fi/Ethernet)*** | $13,252.00MN |
![FieldScout GreenIndex Board FieldScout GreenIndex Board](images/SP02910BTN-.jpg) | FieldScout GreenIndex Board*** | $1,169.00MN |
![Upclose G2 10-30x50 Zoom Porro Binocular Upclose G2 10-30x50 Zoom Porro Binocular](images/CE71260TN-.jpg) | Upclose G2 10-30x50 Zoom Porro Binocular*** | $2,422.00MN |
![Animal reproduction - 10 slides Animal reproduction - 10 slides](images/KN4950TN-.jpg) | Animal reproduction - 10 slides | $689.00MN |
![Inhabitants of Polluted Waters - 10 slides Inhabitants of Polluted Waters - 10 slides](images/KN4951TN-.jpg) | Inhabitants of Polluted Waters - 10 slides*** | $704.00MN |
![Field Scout UV Meter Field Scout UV Meter](images/SP03414FTN-.jpg) | Field Scout UV Meter*** | $7,825.00MN |
![Glass Lens Magnifier 2.5" 3x Glass Lens Magnifier 2.5" 3x](images/SNMH2117-25TN-.JPG) | Glass Lens Magnifier 2.5" 3x | $62.00MN |
![Fiedl Scout Red/Far Red Meter Fiedl Scout Red/Far Red Meter](images/SP03412TN-.jpg) | Fiedl Scout Red/Far Red Meter*** | $27,373.00MN |
![Patological human tissues (Part 1) - 10 slides Patological human tissues (Part 1) - 10 slides](images/KN4983TN-.jpg) | Patological human tissues (Part 1) - 10 slides | $689.00MN |
![Foodstuffs and their adulterations - 10 slides Foodstuffs and their adulterations - 10 slides](images/KN4935TN-.jpg) | Foodstuffs and their adulterations - 10 slides | $689.00MN |
![Orion Large Binocular Tripod L-Adapter Orion Large Binocular Tripod L-Adapter](images/OR05251-TN.jpg) | Orion Large Binocular Tripod L-Adapter*** | $682.00MN |
![Field Scout Dual Solar/Electric Quantum Meter Field Scout Dual Solar/Electric Quantum Meter](images/SP03415FSETN-.jpg) | Field Scout Dual Solar/Electric Quantum Meter*** | $7,474.00MN |
![Hormiguero de Gel Hormiguero de Gel](images/170TN-.jpg) | Hormiguero de Gel*** | $259.00MN |
![External (Soil) Temperature Sensor - 20 ft. External (Soil) Temperature Sensor - 20 ft.](images/SP03667TN-.jpg) | External (Soil) Temperature Sensor - 20 ft. | $1,800.00MN |
![Field Carrying Case With Buffers Field Carrying Case With Buffers](images/imagenNoDisponibleTN-.jpg) | Field Carrying Case With Buffers*** | $1,260.00MN |
![OcuLens™ 5x & 8x OcuLens™ 5x & 8x](images/CAOL-57TN-.jpg) | OcuLens™ 5x & 8x | $218.00MN |
![Mounting Tripod Mounting Tripod](images/07716_2bTN-.jpg) | Mounting Tripod | $3,608.00MN |
![Set for teaching Sciences - 10 slides Set for teaching Sciences - 10 slides](images/KN4950TN-.jpg) | Set for teaching Sciences - 10 slides | $704.00MN |
![LCD Digital Microscope II LCD Digital Microscope II](images/CE44341TN-.jpg) | LCD Digital Microscope II*** | $14,087.00MN |
![Zoology: Invertebrate and Insects - 25 slides Zoology: Invertebrate and Insects - 25 slides](images/KN4980TN-.jpg) | Zoology: Invertebrate and Insects - 25 slides | $1,604.00MN |
![CO2 Monitor CO2 Monitor](images/SP02655TN-.jpg) | CO2 Monitor*** | $22,379.00MN |
![0-2.5V DC Input Cable 0-2.5V DC Input Cable](images/SP03674TN-.jpg) | 0-2.5V DC Input Cable*** | $716.00MN |
![WatchDog Model 2450 Temp/RH Station WatchDog Model 2450 Temp/RH Station](images/SP03685WDTN-.jpg) | WatchDog Model 2450 Temp/RH Station*** | $19,321.00MN |
![Weather Station Mounting Tripod Weather Station Mounting Tripod](images/SP03396TPTN-.jpg) | Weather Station Mounting Tripod | $2,746.00MN |
![ASI183MM (mono ASI183MM (mono](images/ASI183MMTN-.jpg) | ASI183MM (mono*** | $20,544.00MN |
![Conductivity Standard, 1.41 mS/cm, 230mL Conductivity Standard, 1.41 mS/cm, 230mL](images/SP02251TN-.jpg) | Conductivity Standard, 1.41 mS/cm, 230mL*** | $642.00MN |
![Combination pH/Temp Electrode for 2120 Combination pH/Temp Electrode for 2120](images/imagenNoDisponibleTN-.jpg) | Combination pH/Temp Electrode for 2120*** | $3,541.00MN |
![Conductivity Cell (Water) Conductivity Cell (Water)](images/imagenNoDisponibleTN-.jpg) | Conductivity Cell (Water)*** | $5,725.00MN |