| LAQUA Twin EC Meter*** | $3,961.00MN |
| Oceana 7x50 Marine | $7,921.00MN |
| Replacement EC Sensor for LAQUA Twin*** | $2,717.00MN |
| Milwaukee EC40 EC/TDS Nutrient Meter*** | $10,883.00MN |
| LAQUA Twin Sodium Meter*** | $24,867.00MN |
| 150 ppm Na+ Standard, 6 - 14mL bottles*** | $7,105.00MN |
| Replacement Potassium Sensor for LAQUA Twin*** | $15,284.00MN |
| Binocular Wilderness - 8x25*** | $1,392.00MN |
| Replogle NASA Moon Globe 12-inch Tabletop | $2,306.00MN |
| Milwaukee pH600AQ Digital pH Pen*** | $1,590.00MN |
| LAQUA Twin Potassium Meter*** | $25,903.00MN |
| Milwaukee CD611 Digital Conductivity Pen (EC)*** | $795.00MN |
| Replacement Nitrate Sensor for LAQUA Twin*** | $10,189.00MN |
| 150 ppm K+ DI Standard*** | $3,552.00MN |
| 2000 ppm NO3- Standard*** | $3,552.00MN |
| Soluciones de Calibración de Nitrato 150 ppm*** | $7,105.00MN |
| Wonder Globe (Celestial ) | $551.00MN |
| 2000 ppm Na+ Standard, 6 - 14mL bottles*** | $7,105.00MN |
| The Franklin World Globe*** | $2,055.00MN |
| DHT-1 Portable Hay Moisture Tester 18"*** | $32,195.00MN |
| Handheld Plant Sap Press*** | $1,097.00MN |
| Globo Terráqueo Traveler Antiguo | $4,211.00MN |
| Replacement pH Sensor for LAQUA Twin*** | $8,152.00MN |
| 150 ppm Ca2+ Standard, 6 - 14mL bottles*** | $3,150.00MN |
| LAQUA Twin Calcium Meter*** | $42,456.00MN |
| 1.25" Orion Luminance/IR Cutoff Astrophotography Filter*** | $1,514.00MN |
| 12in Aztec Globe | $2,105.00MN |
| Replacement Sodium Sensor for LAQUA Twin*** | $5,095.00MN |
| LAQUA Twin Nitrate Meter*** | $24,867.00MN |
| Soil Test Kit w/ 30 Samples - Sodium*** | $4,982.00MN |
| 2000 ppm Ca2+ Standard, 6 - 14mL bottles*** | $3,552.00MN |
| MT-PRO Grain Moisture Tester*** | $18,706.00MN |
| Distanciómetro laser LDM60*** | $3,797.00MN |
| Map Compass with Ruler and Lanyard | $702.00MN |
| Krestel 3000 Pocket Weather Meter*** | $10,279.00MN |
| Kestrel 5500 Weather Meter with LiNK + Vane Mount*** | $13,546.00MN |
| USB Data Transfer Cable, Kestrel 5 Series*** | $2,104.00MN |
| WatchDog Model 2450 Temp/RH Station*** | $38,642.00MN |
| Kestrel 5200 Professional Environmental Meter with LiNK*** | $37,094.00MN |
| Geologic Compass - A*** | $10,491.00MN |
| Kestrel 1000 Pocket Wind Meter*** | $5,179.00MN |
| CO2 Monitor AIRCO2NTROL COACH*** | $18,046.00MN |
| Digital maxima-minima thermometer with alarm | $728.00MN |
| Portable Tripod with Clamp*** | $1,047.00MN |
| Kestrel 5500 Pocket Weather Tracker*** | $33,824.00MN |
| Clisímetro Geosurv | $2,071.00MN |
| 034B-L Wind Set*** | $69,835.00MN |
| Brújula minera*** | $4,992.00MN |
| Kestrel 5200 Professional Environmental Meter*** | $27,012.00MN |
| WatchDog 2-Watermark Irrigation Station*** | $20,537.00MN |
| Mark III: 10x Panoramic Binocular (coin operated)*** | $557,384.00MN |
| garden-combitester | $469.00MN |
| thermometer for compost | $1,415.00MN |
| INDOOR / OUTDOOR TEMPERATURE WITH ATOMIC CLOCK | $1,290.00MN |
| Brujula Krypton de colgar Negro | $120.00MN |
| Brújula Brunton GEO 5010*** | $55,196.00MN |
| GPS Unit Mounting Bracket*** | $8,059.00MN |
| Erecting Diagonal 45° #932 for ETX-90, 105 & 125*** | $2,449.00MN |
| Distanciómetro laser LDM150*** | $3,866.00MN |
| Watch compass | $120.00MN |
| SLIM LINE WEATHER STATION WITH ATOMIC CLOCK | $1,028.00MN |
| 50x Pocket Microscope w/2 LED's | $1,330.00MN |
| Maping compass with mirror | $858.00MN |
| Termómetro Min/Max libre de Mercurio | $637.00MN |
| Mark I: 20x Panoramic Telescope (coin operated)*** | $410,239.00MN |
| Minolta SPAD 502 Plus Meter*** | $70,126.00MN |
| Mark I: 20x Panoramic Telescope (coin operated)*** | $572,135.00MN |
| Termómetro digital solar Maximos y Mínimos | $596.00MN |
| MT-16 Grain Moisture Tester | $8,414.00MN |
| WatchDog 100-T/RH*** | $5,746.00MN |
| CONVENTIONAL POCKET TRANSIT*** | $26,872.00MN |
| Brass Compass In Metal Tin Box*** | $962.00MN |
| myMET*** | $11,184.00MN |
| 1 1/2" Diameter Compass with 40" Lanyard | $120.00MN |
| Krestel 3500 Pocket Weather Meter | $6,454.00MN |
| COMPRO POCKET TRANSIT*** | $28,905.00MN |
| Analogue Indoor-Outdoor Thermometer | $120.00MN |
| Analogue Thermo-Hygrometer | $732.00MN |
| Mark III: 10x Panoramic Binocular (coin operated) w/o base*** | $234,054.00MN |
| Orion EQ-13 Equatorial Telescope Mount and Tripod*** | $13,881.00MN |
| 20 W Solar Panel*** | $13,764.00MN |
| Indoor/Outdoor Thermometer With Clock | $567.00MN |
| Protective Case for Series 1000*** | $2,215.00MN |
| digital professional thermo-hygrometer | $2,318.00MN |
| Xplorer 1 | $1,701.00MN |
| Kestrel 5400AG Cattle Heat Stress Tracker with LiNK + Vane Mount*** | $22,669.00MN |
| SkyMaster 15x70 Binocular*** | $3,971.00MN |
| Higrotermómetro y datalogger con 32000 registros*** | $7,082.00MN |
| WindSonic Mounting Pipe Kit*** | $4,488.00MN |
| Montura Ecuatorial Goto LX85 - Cap. 15kg*** | $37,841.00MN |
| Tensiometer Service Kit*** | $1,984.00MN |
| Set for Teaching Biology (Part 1) - 10 slides | $1,409.00MN |
| Black 6x30 Right-Angle Correct-Image Finder Scope*** | $1,847.00MN |
| Mark II: 10x Panoramic Binocular (noncoin operated) w/o base*** | $130,059.00MN |
| WeatherLink ® for Vantage Pro2, Windows, USB*** | $5,011.00MN |
| Xplorer 4 | $3,947.00MN |
| CONVENTIONAL POCKET TRANSIT*** | $26,872.00MN |
| AudioStar Hand Controller*** | $6,941.00MN |
| CH150 12V Charging Regulator*** | $13,146.00MN |
| Microscopio para Celular | $544.00MN |
| Hook Gauge*** | $64,167.00MN |
| Distanciómetro láser GLM 50 C Professional*** | $5,051.00MN |
| 6-Plate Solar Radiation Shield*** | $5,811.00MN |
| Military Prismatic Sighting Compass | $1,003.00MN |
| ENC16/18 Weather-Resistant Enclosure, 16 x 18 inches*** | $31,655.00MN |
| LoggerNet: Datalogger Support Software*** | $60,558.00MN |
| 255-210 Stillwell with Fixed Point*** | $26,050.00MN |
| TS33F-M Wireless remote temperature and humidity sensor | $541.00MN |
| digital wine thermometer | $500.00MN |
| Skywatch Geos 11 - Kit Completo*** | $56,755.00MN |
| Xplorer 2*** | $2,779.00MN |
| myBlue-T | $1,118.00MN |
| WEATHER STATION WITH ATOMIC CLOCK | $1,249.00MN |
| The Wanderful World of a Drop of Water - 10 slides | $1,377.00MN |
| Irrometer Tensiometers 24 in Model R*** | $3,025.00MN |
| Digital thermo-hygrometer*** | $1,473.00MN |
| Motor Drive for AstroMaster/PowerSeeker | $2,050.00MN |
| Xplorer 3 | $3,010.00MN |
| Self Sticking Car Compass | $35.00MN |
| rain-gauge | $535.00MN |
| Polyurethane Foam Collection Substrates*** | $2,784.00MN |
| Medidor de Salinidad SALT, LAQUA TWIN-HORIBA*** | $5,746.00MN |
| DHT-1 Portable Hay Moisture Tester 24"*** | $24,910.00MN |
| WatchDog Model 2425 Plant Growth Station*** | $32,441.00MN |
| Upclose G2 10X50 Porro Binocular*** | $1,733.00MN |
| Horiba Laqua Case for Meters | $3,172.00MN |
| Binocular UpClose G2 20×50 | $1,818.00MN |
| Zoology: Invertebrate and Insects - 25 slides | $1,604.00MN |
| Human Body Normal Tissues (Part 1) - 10 slides | $689.00MN |
| Nivel Láser de Líneas GLL 3-80 G Profesional*** | $16,165.00MN |
| LAQUA Twin pH Meter*** | $4,198.00MN |
| Quantum Light Sensor*** | $7,224.00MN |
| Magnet Science | $309.00MN |
| Barometric Pressure Sensor Std.*** | $10,965.00MN |
| Watermark Soil Moisture Sensor 11 ft*** | $2,210.00MN |
| Kidz Labs / Survival Sciencie Kit*** | $306.00MN |
| Replacement Calcium Sensor for LAQUA Twin*** | $5,095.00MN |
| LANDSCOUT 10X50MM PORRO BINOCULAR*** | $1,704.00MN |
| Animal reproduction - 10 slides | $689.00MN |
| TDR 150 Soil Moisture Meter with Case*** | $22,533.00MN |
| General Biology - 25 slides | $1,604.00MN |
| UltraBlock Narrowband Light-Pollution Filters*** | $3,094.00MN |
| Barometric Pressure Sensor Extended Range*** | $10,965.00MN |
| Stereo Microscope CRYSTAL PRO 7.5-45x*** | $51,072.00MN |
| WatchDog 100-Temp 2K*** | $2,296.00MN |
| TEDCO Original Gyroscope*** | $301.00MN |
| ZWO EFWmini (5 x 1.25″or 5 x 31mm)*** | $5,760.00MN |
| StarMoon Cohete de Agua-Aire con Paracaídas | $417.00MN |
| HT-PRO Portable Hay Tester with Calibration Clip*** | $9,825.00MN |
| Glow Solar System Mobile Making Kit*** | $260.00MN |
| Peque ciencia optica | $362.00MN |
| Robot maromas | $620.00MN |
| Leaf Wetness Sensor | $3,454.00MN |
| 255-100 Analog Output Evaporation Gauge*** | $69,221.00MN |