Two Hole Rubber Stoppers
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Two Hole Rubber Stoppers
PlasticoidStandard Grade Sizes No. 00, 0 and 1 have holes 2, 3 and 4 mm diameter, respectively; all other sizes have holes 5 mm diameter
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Two hole rubber stopper
Agilent TechnologiesAgilent Technologies products are intended for sale/shipment within the US only. International customers should contact their local Agilent Technologies distributor to place orders for Agilent Technologies products.
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Rubber Stoppers, Two Holes
ChemglassSimilar to CG-3026 and CG-3027 except with two holes. These stoppers are suitable for practically all general laboratory uses. Composition ensures resiliency and pliability over a long period and withstands laboratory conditions without hardening. The dimensions are in accordance with specifications…
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One-Hole Rubber Stoppers
PlasticoidSize No. 000, 00 and 0 have hole 3 mm diameter; sizes No. 1 and 2 have hole 4 mm in diameter; all other sizes have hole 5 mm in diameter.
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Rubber Stoppers
Plasticoid…for added chemical resistance Listed mainly by trade-size, available in solid, one-hole, and two hole rubber stoppers. Uses vary widely, some are outlined below: Carboy Stoppers Crucible Holders Laboratory & Test Tube Stoppers Masking Applications Micro Stoppers Pipe Plugs Tube Stoppers
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Assorted 2 Hole Rubber Stoppers
GSC International, Inc.RS-2H-C 1 pound package of assorted 2 hole rubber stoppers. Sizes and quantities are as follows: Size 2: 3 each Size 3: 3 each Size 4: 3 each Size 5: 3 each Size 6: 3 each Size 7: 3 each Size 8: 3 each
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Assorted 1 Hole Rubber Stoppers
GSC International, Inc.1 pound package of assorted 1 hole rubber stoppers. Sizes and quantities are as follows: Size 00: 4 each Size 0: 4 each Size 1: 4 each Size 2: 4 each Size 3: 4 each Size 4: 3 each Size 5: 3 each Size 6: 3 each Size 7: 3 each
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Rubber Stoppers
United Scientific SuppliesRubber Stoppers packaged in convenient 1lb bags. Available in solid, 1 hole, and 2 hole versions.
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Black Rubber Stoppers
GSC International, Inc.A black rubber stopper that is useful in a number of applications. Available in a variety of sizes. Each pack is one pound. Choose from solid, 1 hole, and 2 hole stoppers.
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Rubber Stoppers, One Hole
Chemglass13.5 Rubber Stopper Similar to CG-3026 except with one hole. These stoppers are suitable for practically all general laboratory uses. Composition ensures resiliency and pliability over a long period and withstands laboratory conditions without hardening. The dimensions are in accordance with…
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Twistit Convertible Stoppers
Plasticoid…use as solid or one-, two- or three-hold closures Simplifies stock room inventory Molded of soft, resilient, white natural rubber Seals vacuum-tested to 760 mm Hg Autoclavable, with good shelf life. Sizes #3 & #4 have two holes; #5 - #10 have the (3) holes. 8744H10 Assortment…
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Stopper Assortment
PlasticoidMade of soft, pliable, black-compounded stock Length: 25 mm Includes stoppers of solid, one-hole and two-hole styles in sizes 00, 0, 1, 2, 3, 4, 5, 6, 6 1/2, 7 and 8; total of 66 stoppers
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Twist It Stoppers, Assortment Pack
ChemglassThree twist-off seals permit easy conversion from a solid to a one, two, or three-hole stopper. Soft, resilient, natural rubber demonstrates exceptional aging characteristics and withstands repeated autoclaving. Autoclavable at 250°F for 30 minutes under water or steam conditions only (not…
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Chemistry Labware Kit
United Scientific Supplies…Gauze, 5” x 5”, with ceramic center [1] Crucible, Porcelain, 25 ml with lid [1] Watch Glass, 75 mm dia [1] Plastic Scoop [1] Spatula, stainless, 3” long blade with wooden handle [3] Rubber Stoppers, solid [3] Rubber Stoppers, one-hole [3] Rubber Stoppers, two-hole
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Kit What Makes Water Hard? Ap Lab #3
Innovating Science…or better) Drying Oven Vacuum filtration setups (aspirators or small vacuum pumps, 250mL Buchner funnels, 250mL Erlenmeyer flasks w/sidearm, ring stands w/ laboratory clamps, rubber tubing, glass tubing, #6 two-hole rubber stoppers, #6 Buchner funnel rubber stoppers) DOT Info: Non-regulated
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Laboratory Grade Automatic Burets with Straight Stopcocks with PTFE Plugs
SP Wilmad-LabGlass…the rubber bulb. A small hole in the filling tube at the "O" line permits setting of the liquid level and excess titrant is returned to the bottle. Complete Set furnished with buret, bottle (LG-4230-120 or LG-4230-124), rubber hose, rubber stopper (LG-10392-126 or LG-10392-130), and rubber…
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Laboratory Grade Automatic Burets with Straight Stopcocks
SP Wilmad-LabGlass…A small hole in the filling tube at the "O" line permits setting of the liquid level and return of the excess to the bottle. Complete Set furnished with buret, bottle (LG-4230-120 or LG4230-124), rubber hose, rubber stopper (LG-10392-126 or LG-10392-130), and rubber bulb (LG-4340-100).…
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Microcentrifuge Tube Racks
United Scientific Supplies…microcentrifuge tubes. Racks lock together on each side so that several can be attached for larger experiments. Each hole has molded in numbers for sample indentification. Ergonomic design provides easy insertion and removal and of tubes. Include rubber stopper suppors on the bottom for stability.
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Hardware Assortment Kit
United Scientific Supplies…4” Clamp - 1 Rubber Stoppers # 0, 1-hole - 2 Rubber Stoppers # 3 1-hole - 2 Rubber Stoppers # 6 1-hole - 2 Rubber Stoppers # 6 2-hole - 2 Rubber Tubing, 4 ft., 1/4" i.d. - 1 Test Tube Clamp - 2 Test Tube Brush 3x1/2" - 1 Test Tube Rack, 12 Holes, 12 Pins, Wood - 1 …
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Pressure Globe
GSC International, Inc.…and, when it is fully inflated, stopper the bottom hole of the Harbottle. The balloon will stay inflated even though it is open to the atmosphere. This apparatus is an excellent tool for teaching pressure, vacuums, and weather. Includes Harbottle, balloon, rubber stopper, and instructions included.
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Class A KIMAX Micro Burets With PTFE Stopcock
DWK Life Sciences (Kimble)Scale is durable white ceramic enamel Funnel top to accept No. 3 one-holed rubber stopper Class A accuracy Stopcock for both sizes is Standard Taper 2 1990K60 is graduated in 0.01 mL intervals. 1990K80 is graduated in 0.02 mL intervals.
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Transparent 6 Gallon PET Carboys
Dynalon…for use in fermentation applications. These are: 2 Polypropylene screw closures, one with a hole that accepts a #10 stopper 1 No. 10 silicone rubber stopper with a hole (useful for a 3 piece fermentation lock) 1 EPDM O-ring that can be inserted into the closure for additional…
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These inexpensive sets are used to bore holes in corks and rubber stoppers. They consist of plated tubing with precision ground cutting edges. The smooth plastic handles are stamped with a number designation. A punch is included with each set.
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Sidearm Flask 10ml
DWK Life Sciences (Kimble)…scintillation counting vial Sidearm flask enables syringe needle entry without disturbing established conditions Rubber stopper provides a double seal and has an off-center hole for the insertion of the center well Manufactured from 33 expansion, low extractable borosilicate glass…
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Flask Erlenmeyer 10ml
DWK Life Sciences (Kimble)…scintillation counting vial Sidearm flask enables syringe needle entry without disturbing established conditions Rubber stopper provides a double seal and has an off-center hole for the insertion of the center well Manufactured from 33 expansion, low extractable borosilicate glass…
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Analytical Test Filter Funnels
Thermo Scientific Nalgene…for water quality work The 0.2 µm membrane is excellent for sterility testing Graduated upper chamber provides accurate and convenient sample measurements Includes six funnel adapters designed to fit a #8 rubber stopper with a 1/2-inch hole. Case contains 50 filters.
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Deluxe Chemistry Hardware Assortment
United Scientific Supplies…& Pestle, 90mm (1), Rubber Stopper, #1, solid (6), Rubber Stopper, #1, one-hole (1), Rubber Stopper, #2, solid (1), Rubber Stopper, #2, one-hole (1), Rubber Stopper, #2, two-hole (1), Rubber Stopper, #6, solid (3), Rubber Stopper, #6, one-hole (3), Rubber Stopper, #6, two-hole (3), Spatula,…
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Filtering Flask Kit (Vacuum Pump Kit)
GSC International, Inc.The Gas Generating Bottle is useful in the production of gasses and provides a funnel tube and a connecting tube. Includes a 500ml capacity Bottle, 2-hole Rubber Stopper, Thistle Tube and a 90 degree angle connector tube.
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Kit Physical Characteristics Of Gases Using Probeware
Innovating Science…Developing and Using Models; Planning and Carrying Out Investigations Kit Includes: 15 Gas Law Demonstration Apparatus 15 Rubber Stoppers, 2-hole 15 Rubber Stoppers, 1-hole Required: Temperature and Pressure Sensors DOT Info: Non-regulated *”Next Generation Science Standards” is a registered…
