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Schoolmasters Science

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Kimax® Narrow Mouth Erlenmeyer Flask, 500 mL, 26500-500
Kimax® Narrow Mouth Erlenmeyer Flask, 500 mL, 26500-500
47198

Kimax® flasks for economy and versatility. These flasks are the choice for general laboratory usage. Tops are reinforced and tooled with a rounded finish, containing more glass to give them maximum mechanical strength. Body is thick-walled, with a long tapered outside contour to minimize chipping when struck or rubbed together. All flasks have durable white ceramic enamel scales to indicate approximate volumes at various levels, useful in measuring and mixing solutions where a high degree of accuracy is not necessary. Designed from ASTM Specification E1404, Type I, Class I requirements. Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements.

Features

  • Complies with ASTM Specification E1404, Type I, Class I requirements
  • Manufactured from borosilicate glass 3.3
  • Tops are reinforced and tooled with a rounded finish
  • Durable ceramic enamel markings indicate approximate volumes at various levels


500 ml flask uses a size 7 stopper

Stoppers not included.

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$16.95 Each
5 Sizes
Plastic Pitcher - 3000ml
Plastic Pitcher - 3000ml
16544

• Handy molded polypropylene pitcher
• Clear, autoclavable and has good chemical resistance
• Has a handle for easy and convenient lifting
• Feature raised graduations
• 3000ml

These handy molded polypropylene pitchers, are clear, autoclavable and have good chemical resistance. They have a handle for easy and convenient lifting. Feature raised graduations.

Maximum Use Temperature = 135°C

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$9.95 Each
Unitary Wash Bottles - 250ml (Pack of 12)Unitary Wash Bottles - 250ml (Pack of 12)
Unitary Wash Bottles - 250ml (Pack of 12)
16133

Graduated Interval: 50ml These bottles are made of translucent and unbreakable low density polyethylene. The distinguishing feature that these bottles contain is the built-in delivery tube making it a one-piece wash bottle. These bottles are graduated on the outer surface to reflect an approximate volume of solution filled or dispensed.

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$34.99 Dozen
3 Sizes
Powder Funnels (Pack of 12)
Powder Funnels (Pack of 12)
16087

These high density polyethylene powder funnels feature wide short 20mm stems.

Material:
Top Outside:
Stem Length:
Capacity:
HDPE
65mm
20mm
35ml
Polypropylene
85mm
30mm
100ml
Polypropylene
125mm
40mm
300ml

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From $17.25 Set
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8 Sizes
Low Form Borosilicate Glass Beakers
Low Form Borosilicate Glass Beakers
16027

This Borosilicate glass beaker is ideal for heating because of optimum balance between thermal resistance and mechanical resistance achieved from controlled wall thickness at the sides radius and bottom. Spout is designed for easy pouring.

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From $2.40 Each
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6 Sizes
Polypropylene Beakers
Polypropylene Beakers
16035

These 25ml to 1000ml beakers are molded in polypropylene, have excellent clarity and very good chemical resistance. These autoclavable beakers have prominently raised graduations on the outer surface. Pouring a solution is easy because of its tapered spout.

Maximum Use Temperature 135°C

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From $12.50 Case
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6 Sizes
Graduated Plastic BeakersGraduated Plastic Beakers
Graduated Plastic Beakers
16548

Crystal clear PMP Plastic, autoclavable beakers feature excellent chemical resistance. Permanent graduations are molded in. Manufactured per ISO standard 7056-1981 (E), beakers have stated tolerance of +/- 10%. Available in 6 sizes.

Maximum Use Temperature 175°C

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From $3.75 Each
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2 Sizes
Disposable Transfer Pipettes (Pack of 500)Disposable Transfer Pipettes (Pack of 500)
Disposable Transfer Pipettes (Pack of 500)
16554

One piece, made from Low Density Polyetylene, graduated liquid transfer pipets. Chemically Inert and non-toxic. Can be heat-sealed to transport or store. For use in all types of testing laboratories, chemistry, microbiology, blood banking, urinalysis and hematology. Non-Sterile. Two sizes to choose from.

Capacity: 5.0 ml
Drops per mL: 23
Stem Diameter: 5mm
Bulb Draw: 3.5 ml
Stem Graduations: 1.0 ml x 0.25 ml
Total Length: 150mm
Capacity: 7.0 ml
Drops per mL: 21
Stem Diameter: 5mm
Bulb Draw: 3.5 ml
Stem Graduations: 3.0 ml x 0.5 ml
Total Length: 160mm

A necessity for those working with liquid substances. Accurate, high quality, and disposable! A cost-effective way to transfer liquids without worries of cross-contamination or spillage. One piece, made from Low Density Polyetylene, graduated liquid transfer pipets. Chemically Inert and non-toxic. Can be heat-sealed to transport or store. For use in all types of testing laboratories, chemistry, microbiology, blood banking, urinalysis and hematology. Sold in packs of 500 pipettes.

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$19.50 Pack
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Plastic Test Tubes w/ Caps
Plastic Test Tubes w/ Caps
15747

These durable test tubes with caps are plastic 16 ml

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$9.95 Set
5 Sizes
Borosilicate Glass Test Tubes (Dozen)Borosilicate Glass Test Tubes (Dozen)
Borosilicate Glass Test Tubes (Dozen)
16041

Glassware is manufactured from low alkali Type 3.3 borosilicate glass. It is virtually free of magnesia-lime-zinc group and is completely free of arsenic and other heavy metals.

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From $3.95 Dozen
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4 Sizes
Pound of Glass TubingPound of Glass Tubing
Pound of Glass Tubing
47449

Hollow, soft, lime glass. Uniform in size and quality. For general lab use. Cut in convenient 24 inch lengths.

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$8.95 Pound
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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.

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From $1.68 Foot
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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"

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$0.45 Set
Borosilicate Glass Funnel - 74mm (70mm Stem)
Borosilicate Glass Funnel - 74mm (70mm Stem)
16078

Borosilicate glass. Uniform thickness.
This is a standard borosilicate glass funnel with uniform thickness. The top outer diameter measures 74mm and the stem measures 70mm. Glass funnels are mostly inert and make it easier to pour without making a mess.

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$6.85 Each
Filtering Flasks w/ Side Arm
Filtering Flasks w/ Side Arm
16019

This borosilicate (heat resistant) glass conical shaped flask with side arm is used in filtration processes. 

 

100 ml Flask uses a size 4 stopper
150 ml Flask uses a size 5 stopper
250 ml Flask uses a size 6.5 stopper
500 ml Flask uses a size 6.5 stopper

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From $4.95 Each
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Pipettes - Curved Tip (1 Dozen)
Pipettes - Curved Tip (1 Dozen)
15097

3" glass "medicine dropper" with rubber bulb.

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$3.50 Dozen
Dropping Pipets - Dozen
Dropping Pipets - Dozen
15098

3" glass pipet with rubber bulb, straight.

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$2.65 Dozen
3 Sizes
Erlenmeyer Flasks, PolypropyleneErlenmeyer Flasks, Polypropylene
Erlenmeyer Flasks, Polypropylene
16026

Wide-mouth, conical flask made of polypropylene. Comes with a screw cap, or can be used with a stopper. Chemical resistant, and autoclavable to 135º C. Graduated in easy to see green print. Sold in packs of 12.

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From $29.50 Pack
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Buchner Funnels
Buchner Funnels
14613

Glazed porcelain, one-piece construction. With fixed perforated plate. Straight sides with tapered stem.

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From $4.50 Each
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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

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$129.95 Kit