Stereo Zoom Microscope,2 Arm,w/Stand

3 lb/in (Degreased Aluminum), 6.0 lb/in (Stainless Steel), Outdoor.0 lb/in (Tedlar(R)), 3.5 lb/in (Aluminum Rail), 5.

Light Bulb,Red/Blue Spc Hydrpnc LED,PK4, Bulb Beam Angle 180 Degrees , Bulb Shape A21, Light Technology LED, Incandescent Wattage Equivalency 150 W, Plant Growth Application Flowering, Fruiting, High Yield Production, Vegetative Growth, Spectrum Blue, Full/Broad, Red, Shatter-Resistant Yes, Bulb Housing Plastic, Peak Wavelength 630 nm, Bulb Manufacturers Warranty Length 1 yr, For Enclosed Fixtures Yes, Bulb Finish Frosted, Bulb Minimum Starting Temperature -4 Degrees F.

Polyurethane Stool, Weight Capacity 300 lb, Seat Height Range 22 in to 32 in, Seat Depth 13 in, Seat Width 13 in, Color Black, Material Polyurethane, Base Nylon Reinforced Fiberglass, Features 360 Degrees ; All-Around Control Mechanism Making it Easy to Adjust no Matter where you Sit; Non-Marring Casters Suitable for Hard Floors in Chemical; Self-Braking; Soil and Puncture Resistant Polyurethane, Includes Black Foot Ring.

Calibration Gas, Container Type Cylinder, Cylinder Capacity 58 L, Cylinder Diameter 3.5 in, Cylinder Height 14.5 in, For Use With Multi-Gas Monitors, Gas Mixture Carbon Monoxide 100 ppm, Hydrogen Sulfide 25 ppm, Methane (LEL 50 Percent), Oxygen 18 Percent, Gas Type Hydrogen Sulfide, Operating Temperature - Maximum 125 Degrees F, Product Type Calibration Gas, Accuracy +/-5 Percent, Background Gas Nitrogen, Calibration Certificate NIST, Cylinder Material Aluminum, Outlet Connection Type C-10.

5 in, For Use With Multi-Gas Monitors, Gas Mixture Carbon Monoxide 100 ppm, Hydrogen Sulfide 25 ppm, Methane (LEL 50 Percent), Oxygen 18 Percent, Gas Type Hydrogen Sulfide, Operating Temperature - Maximum 125 Degrees F, Product Type Calibration Gas, Accuracy +/-5 Percent, Background Gas Nitrogen, Calibration Certificate NIST, Cylinder Material Aluminum, Outlet Connection Type C-10.Calibration Gas, Container Type Cylinder, Cylinder Capacity 58 L, Cylinder Diameter 3.5 in, Cylinder Height 14.