Set contains twenty each of 1 g and 5 g, ten 10 g, four 20 g, two 100 g, and one each of 500 g and 1000 g weights. Stackable, color-coded weights come in a plastic storage box. Ages 8-13.
This basket, with wide, net like structure on all sides is useful for draining different laboratory apparatus after washing them. Made of polypropylene, this tray can be autoclaved. Dimensions 16" wide x 16" deep x 4" high.
This basket, with wide, net like structure on all sides is useful for draining different laboratory apparatus after washing them. Made of polypropylene, this tray can be autoclaved. Dimensions 16" wide x 16" deep x 4" high.
• Deluxe set includes everything needed to teach liquid measurement and equivalencies
• Students will recognize, measure and estimate liquid volumes
• Set includes 5 Measuring Jars, 3 Liquid Measurers, 5 Measuring Cups, and 6 Measuring Spoons
• All pieces are clearly marked and made of durable plastic
• Ages 5+
This deluxe set is the perfect sized classroom set for learning measurement equivalents. Students practice customary capacities, liquid measurement and metric conversions with suggested activities included. Made of durable plastic, each piece is clearly marked to provide years of use. Includes teacher's guide. Set includes a liquid measuring cup (8oz/250ml), pint (16oz/500ml), quart (32oz/1000ml), standard spoons, 1 teaspoon,1 tablespoon, standard cups, measuring jars with gill, pint, quart, half-gallon, gallon (metric 100ml-3000ml)
AC Adapter For Ohaus Scout Scales
AC Adapter For Ohaus Scout Scales
For micro chemistry experiments. Microplate has 96 small wells.
For micro chemistry experiments. Microplate has 96 small wells.
Steel base. Black enamel finish. Zinc plated, detachable rod. 5" Base
Steel base. Black enamel finish. Zinc plated, detachable rod. 5" Base
Same as above but double and Plastisol coated jaws. Opening 3/8" to 1 3/8".
Multi-Purpose polypropylene molded trays can be used for sterilizing, drying glassware, porcelain ware, and other laboratory supplies. These steam autoclavable trays have tapered walls designed for nesting. 450mm x 350mm x 75mm
If you already own a checker, this replacement electrode will fit any checker.
Use alone or together with Metric Set for comparison activities. Set of hexagonal, plastic-coated weights contains eight 1 oz weights, two each of 4 oz and 8 oz weights, and one 1 lb weight. Stackable, color-coded weights with beveled edges come in a plastic storage box. Set of 13. Ages 8-13.
This parameter is important in determination of the corrosive properties of water, caused by carbonates, bicarbonates as well as dissolved salts. Testing alkalinity is important in the treatment of drinking water, waste water, swimming pools, heating and cooling systems, food and beverage systems, and soil and environmental testing, as well as in agriculture, farming and fish farming. Includes 110 tests.
Designed and developed to be a lightweight B.O.D. carrier. For storage, incubation and handling of reagent B.O.D. bottles from 55-70mm.
• Made of high density polypropylene
• Chemically resistant
• Heat resistant
• Sturdy, Heavy duty construction 13 1/8" x 6 3/4" x 6 1/4" 12 pcs
Designed and developed to be a lightweight B.O.D. carrier. For storage, incubation and handling of reagent B.O.D. bottles from 55-70mm. Made of high density polypropylene. Chemically resistant. Heat resistant. Sturdy, Heavy duty construction. 13 1/8" x 6 3/4" x 6 1/4" 12 pcs
All-in-one unit combining a probe and a meter. Probe is NTC thermistor, housed in a stainless steel shaft. Shaft has a pointed tip for easy penetration of frozen or semi-solid materials. Provides highly accurate temperature measurements with very quick response time. SPECIFICATIONS: Range: -50 to +150ºC. Accuracy: 0.2ºC (-20 to +90ºC) and 0.5ºC (-50 to -20ºC and +91 to +150ºC). Battery: 1 1.4V, 3000 hours of continuous use. Dimensions: 66 x 50 x 25 mm. Probe: Stainless steel, 105 mm x 3 mm diameter.
Perfect for counting, measuring and patterning. Plastic 1 cm cubes in 10 colors come in a storage tub with Activity Guide. Grades 1 +
This set of 1000 Centimeter cubes is perfect for counting, measuring and patterning. Plastic 1 cm cubes in 10 colors come in a storage tub with Activity Guide. Grades 1 +
Steam autoclavable, polypropylene molded tray has a built-in handle for easy carrying of reagents or laboratory ware using one hand.
Steam autoclavable, polypropylene molded tray has a built-in handle for easy carrying of reagents or laboratory ware using one hand.
Handles beakers from 100 to 1500 ml capacity. Stainless steel. Riveted joint. . .Jaws are fiberglass covered. Length 13 1/2".
Handles beakers from 100 to 1500 ml capacity. Stainless steel. Riveted joint. . .Jaws are fiberglass covered. Length 13 1/2".
Sturdy Spot Welded 1/8" steel wire construction. This unit holds up to six crucibles. Each opening is 1.3" in diameter. Overall dimensions 5" wide x 3.5" deep x 2" high.
Sturdy Spot Welded 1/8" steel wire construction. This unit holds up to six crucibles. Each opening is 1.3" in diameter. Overall dimensions 5" wide x 3.5" deep x 2" high.
Using the Crucible Cradle will help alleviate many of the problems associated with the proper handling of the crucible. You can now eliminate the need for the use of crucible tongs. Many students find the use of tongs awkward and end up dropping the crucible. The Cradle will also eliminate the need to touch the crucible after it has been heated. Oils from the finger tips can add weight to your final results, and throw off your findings.
Using the Crucible Cradle will help alleviate many of the problems associated with the proper handling of the crucible. You can now eliminate the need for the use of crucible tongs. Many students find the use of tongs awkward and end up dropping the crucible. The Cradle will also eliminate the need to touch the crucible after it has been heated. Oils from the finger tips can add weight to your final results, and throw off your findings.
Excellent for Biology use or General use in the Lab. Strong acrylic construction. 5x Glass lens 3" (75mm) diameter. Magnifying area illuminated by 4 bright LEDs. Sides are transparent to let additional light in. Uses one CR2032 button cell, supplied. Includes semi hard zipped case.
Excellent for Biology use or General use in the Lab. Strong acrylic construction. 5x Glass lens 3" (75mm) diameter. Magnifying area illuminated by 4 bright LEDs. Sides are transparent to let additional light in. Uses one CR2032 button cell, supplied. Includes semi hard zipped case.
These plug caps for test tubes are high grip hollow made of low density polyethylene. Hollow caps makes insertion and removal from test tubes easy. Sold in packs of 500.
This burette has a clear acrylic body and leak proof stopcock with a self lubricating PTFE plug. Each burette is individually calibrated for maximum accuracy. Acrylic body is resistant to dilute mineral acids and bases except Hydrofluoric Acid and Ammonium Hydroxide. It can be used with pHs ranging from 1 to 14 and with up to 5% weight per weight of acids or 30% of bases. Graduations are at 0.1 ml.
This burette has a clear acrylic body and leak proof stopcock with a self lubricating PTFE plug. Each burette is individually calibrated for maximum accuracy. Acrylic body is resistant to dilute mineral acids and bases except Hydrofluoric Acid and Ammonium Hydroxide. It can be used with pHs ranging from 1 to 14 and with up to 5% weight per weight of acids or 30% of bases. Graduations are at 0.1 ml.
Nickel-plated brass tube 12 mm diameter with a non-removable screw type air regulator also provided with a threaded needle valve flame intensity regulator, with brass 9 mm diameter serrated gas inlet tube. On stable heavy cast-iron base, baked hammertone finish.
Consists of 6" slip joint pliers, 6.5" long nose pliers, 6" adjustable wrench, 3-piece offset screwdriver set, and a 6-in-1 screwdriver set featuring slotted bits, Phillips bits, and nut drivers. Shipping weight 1.75 lbs.
Consists of 6" slip joint pliers, 6.5" long nose pliers, 6" adjustable wrench, 3-piece offset screwdriver set, and a 6-in-1 screwdriver set featuring slotted bits, Phillips bits, and nut drivers. Shipping weight 1.75 lbs.
Polypropylene covered for retrieving stirring bars from most liquids. Powerful magnet at one end, ring handle at the other end. 300mm length.
Polypropylene covered for retrieving stirring bars from most liquids. Powerful magnet at one end, ring handle at the other end. 300mm length.