Main menu

Filters

clearance
Schoolmasters Science

Schoolmasters Science

426 products

Showing 25 - 48 of 49 products
View
49 results
Burette Clamp - Double
Burette Clamp - Double
11927

Same as above but double and Plastisol coated jaws. Opening 3/8" to 1 3/8".

Learn More
$29.25 Each
Stainless Steel Spatula - 4" (Flat on one end)
Stainless Steel Spatula - 4" (Flat on one end)
14648

Flat on one end, spoon on other end.
4 inch stailess steel spatucla that is flat on one end, spoon on other end.

Learn More
$0.75 Each
Stainless Steel Spatula - 6" (Flat on one end)
Stainless Steel Spatula - 6" (Flat on one end)
14649

Flat on one end, spoon on other end.
6 inch stailess steel spatucla that is flat on one end, spoon on other end.

Learn More
$1.40 Each
Crucible Tongs
Crucible Tongs
47589

Riveted joint. Nickel plated. 9 inches long. Also for test tubes and vials.

Learn More
$6.25 Each
Stoddard Clamp Test Tube Holder
Stoddard Clamp Test Tube Holder
47538

Self-closing with rectangular jaw made of brass wire. 5" long. Will hold up to 1" diameter tubes (25mm)

Learn More
$1.29 Each
16 sizes
Pound of 1-Hole Stoppers
Pound of 1-Hole Stoppers
15972

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Also available in solid and two-hole versions. Each stopper has its size marked in raised figures. Sold as one-pound bags.

Learn More
$6.95 Pound
Choose options
Pound of Assorted Stoppers
Pound of Assorted Stoppers
16172

These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Each stopper has its size marked in raised figures. Sold as one-pound bags.

Learn More
$7.95 Set
Choose options
Adam Triple Beam Scale - 610g Capacity
Adam Triple Beam Scale - 610g Capacity
16346

Capacity: 610 Grams Sensitivity: 0.1 Grams Calibrations: Front Beam - 10g x 0.1g, Center Beam - 500g x 100g, Rear Beam - 100g x 10g Adam's Triple Beam is today's best value for teaching mass measurement concepts from a brand scientists worldwide have trusted for over thirty years. It offers the functions and durability you need in a generous 2610g capacity plus an array of special classroom features that you will appreciate. With a larger overall body than other triple beam balances, it's the sturdiest choice for the classroom. Quality construction with strong metal housing and a stainless steel pan. Innovative built-in tripod legs allow you to do density demonstrations wherever you want (without the inconvenience of having to clamp onto a table.)

Learn More
$112.00 Each
Ohaus Compact Balance - CS2000
Ohaus Compact Balance - CS2000
14260

Capacity: 2000 Grams Readability: 1 Gram Pan Size: 14.5cm x 13.3cm Weighing Units: g, oz, lb, N Compact scales are easy to maintain and suitable for any environment. Scales use 3-AA batteries (included), or AC adapter (included). The energy saving features of auto shut-off (5 min.), long battery life and sturdy construction provides overload protection up to 150% of capacity. User calibration is digital from keypad with external weight. Display is 11mm LCD. Weighing modes: g, lb oz, N. Full-range tare as well as display indicators for low battery, overload, underload and stable conditions.

Learn More
$159.00 Each
Customary Weight Set
Customary Weight Set
16539

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.

Learn More
$26.95 Set
58-Piece Metric Weight Set
58-Piece Metric Weight Set
16540

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.

Learn More
$29.95 Set
10g to 500g
Hooked WeightsHooked Weights
Hooked Weights
14965

Features flat countersunk bottom, with a double-ended hooked rod through the middle. Can be used on balance pans, as well as hooked in tandem for lever arm studies. Made of polished brass.

Learn More
From $0.99 Each
Choose options
2 Sizes
Rubber Tubing (per foot)
Rubber Tubing (per foot)
16848

Pure latex gum tubing. A clear amber color. Flexible, with long life under constant use. 3/32" wall thickness.

Learn More
From $1.68 Foot
Choose options
Tubing Flow Valve (Up to 1/4")
Tubing Flow Valve (Up to 1/4")
14657

Easily operated with one hand. One piece plastic construction. Won't rust or corrode. For Tubing OD up to 1/4"

Learn More
$0.45 Set
Pipettes - Curved Tip (1 Dozen)
Pipettes - Curved Tip (1 Dozen)
15097

3" glass "medicine dropper" with rubber bulb.

Learn More
$3.50 Dozen
Dropping Pipets - Dozen
Dropping Pipets - Dozen
15098

3" glass pipet with rubber bulb, straight.

Learn More
$2.65 Dozen
Round Magnifier - 2"
Round Magnifier - 2"
15017

Glass lens, metal rim with plastic handle.
Round magnifier with 50mm glass lens mounted on a metal frame with bakelite handle. 2.5x magnification.

Learn More
$2.75 Each
Evaporating Dish - 80ml (80mm Outside Diameter)
Evaporating Dish - 80ml (80mm Outside Diameter)
48127

Porcelain. Glazed inside and outside except bottom outside surface.

Learn More
$1.50 Each
Crucible w/ Lid - 15ml
Crucible w/ Lid - 15ml
48305

Porcelain. Glazed inside and outside except bottom outside surface. Outside Diameter: 35mm, Height: 300m
Porcelain. Glazed inside and outside except bottom outside surface. Outside Diameter: 35mm, Height: 300m

Learn More
$0.99 Each
Evaporating Dish - 120ml (90mm Outside Diameter)
Evaporating Dish - 120ml (90mm Outside Diameter)
11897

Porcelain. Glazed inside and outside except bottom outside surface.
Porcelain. Glazed inside and outside except bottom outside surface.

Learn More
$1.95 Each
4" x 4" Wire Gauze - Ceramic
4" x 4" Wire Gauze - Ceramic
47864

Tinned iron. Ceramic. Turned edges.
Tinned iron. Ceramic. Turned edges.

Learn More
$0.95 Each
Lab Tray - Small
Lab Tray - Small
16141

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. 375mm x 300mm x 75mm
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. 375mm x 300mm x 75mm

Learn More
$13.50 Each
Porcelain Triangle
Porcelain Triangle
47856

Quality white clay pipe stems. Galvanized iron wire. 2" side length.
Quality white clay pipe stems. Galvanized iron wire. 2" side length.

Learn More
$1.15 Each
Basic Labware Kit
Basic Labware Kit
11512

Contains all the basic professional borosilicate labware and equipment for conducting science experiments. The kit contains the text, "101 Science Experiments for Everyone" as a source of safe experiments.

Other components include:
1-Rubberized lab apron
1-Beaker - 100ml 
1-Beaker - 250ml 
1-Beaker - 400ml
1-Porcelain evaporating dish
1-250ml Erlenmeyer flask 
1-Thistle tube, plastic
1-Safety goggles
1-50ml Graduated cylinder
1-Filtering paper
12-Medicine droppers
1-Spatula, stainless steel, 22cm length
1-Sponge 1x3-3/8"
3-Rubber stoppers, #6 solid
6-Test tubes 16x150mm
1-Test tube rack
1-Test tube brush
1-Test tube clamp, brass
1-Pair of crucible tongs
Pipestem triangle
1-Burner tripod, cast iron
1-Wire gauze square, 4x4"
1-Crucible, porcelain HF
1-Plastic cylinder 100 ml capacity

Learn More
$129.95 Kit