Stopper Size 9

Standard Grade Size No. 000 is 18 mm long; sizes No. 00 to No. 13 are 25 mm long. Sizes No. 13 1/2, 14 and 15 are 35 mm, 36 mm and 39 mm respectively.

…are designed from ASTM Specification E288, Class B requirements Sizes 10 through 50 mL include Standard Taper 9 glass stopper; size 100 mL, Standard Taper 13; sizes 200 and 250 mL, Standard Taper 16, size 500 mL, Standard Taper 19; 1,000 mL, Standard Taper 22 and size 2,000 mL, Standard Taper 27

Size 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.

…grade Cork Stoppers. Available in the following sizes: Size 000 Size 00 Size 0 Size 1 Size 2 Size 3 Size 4 Size 5 Size 6 Size 7 Size 8 Size 9 Size 10 Size 11 Size 12 Size 14 Size 16 Size 20 Size 22, Agglomerated…

…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 includes nine size 3, eight size 4, six size 5, four size 6, two each sizes 7 and 8, one each sizes 9 and 10.

…precise volume measurement. The necks are tooled for Standard Taper glass stoppers. The graduation line is sharp and permanent and large blue block letters make the inscription easy to read. The 1 mL and 2 mL sizes are test tube shaped.  These Class A volumetric flasks have been manufactured…

…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

Borosilicate, with penny head Conforms to ASTM Standard E 675 Size Standard Taper 13 has solid plug; size Standard Taper 38 has recessed bottom Standard Taper designation indicates the approximate diameter of the ground zone at its widest (gauging) point.

PTFE Stopper, Flask Length, Synthware, Various Joint Sizes Available.

Cap Style Stopper, Standard Taper, Synthware, Various Joint Sizes Available.

Standard Grade Sizes No. 00, 0 and 1 have holes 2, 3 and 4 mm diameter, respectively; all other sizes have holes 5 mm diameter

PTFE Stopper, Standard Taper, Synthware, Various Joint Sizes Available, with handle for easy griping.

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.

…resists freezing in ground glass joints Remove the colored polyethylene handle from the PTFE stopper before cleaning or exposing to temperatures above 80 °C Stoppers of sizes 9 through 22 are solid, and sizes 32 through 38 are hollow Designed from ASTM Specification E675  

…with Standard Taper solid ground glass stoppers Tubes have a sand-blasted spot for marking 100 x 13 mm size test tubes include No. 9 Standard Taper stopper; 150 x 16 and 150 x 19, No. 13; 175 x 22 and 200 x 25, No. 19. Tube length (without stopper) x tube o.d. are shown in table below.

PTFE Stopper, Standard Taper, Extraction, Synthware, Various Joint Sizes Available, Stopper has a Nylon extraction nut permitting easy removal of the stopper from the glass outer joint.

Penny-Head Stopper, Flask Length, Synthware, Various Joint Sizes Available.

Penny-Head Stopper, Glass, Solid, Synthware, Various Joint Sizes Available.

Penny-Head Stopper, Glass, Hollow, Synthware, Various Joint Sizes Available, heavy wall design.

Flask length standard taper stoppers, size 9 is solid, all others are hollow.

…Grooves in the sides help prevent slippage. The flat top allows the stopper to stand on its head, which frees the user’s hand and minimizes potential contamination. This stopper is interchangeable with other common flask stoppers and fits all standard labware of comparable standard taper size.

Capacity: 500mL Tolerance: ±0.20mL Rubber Stopper Size: 9 Approx. Height: 264mm

…must test for their specific application. Note: #3 & #4 only have two holes. The Assortment Pack Consists of the Following Stoppers: 9 each Size # 3 8 each Size # 4 6 each Size # 5 4 each Size # 6 2 each Size # 7 2 each Size # 8 1 each Size # 9 1 each Size # 10

Set comes with 8 sizes. Stoppers are to be used with Buchner and Fritted glass funnels.

…PYREX® keyhole stoppers are made from polytetrafluoroethylene (PTFE) and conform to Standard Taper stopper dimensions. The color-coded keys make sorting and selecting the correct size much faster and easier. These stoppers may be used in place of conventional glass Standard Taper flask stoppers.

…mL: ±0.01 mL; 2 mL: ±0.015 mL; 5 and 10 mL: ±0.02 mL; 25 mL: ±0.03 mL 1, 2 and 5 mL flasks take Standard Taper 8 stopper; 10 and 25 mL flasks take Standard Taper 9 stopper For micro-chemical work, sizes 1 through 5 mL are designed in accordance with the recommendations of microchemical apparatus.

Aspirator bottles with permanent white graduations. Useful as a reservoir for fermentation work or as a large scale animal feeder. Bottle has a reinforced tooled top to accept the listed size of rubber stopper. Hose connection has an O.D. of 9mm at the largest serration.

Iodine flask with size 22 stopper Size 22 PTFE standard taper stopper is included A durable matte-finish ceramic enamel marking spot takes writing and erases easily Designed from ASTM Specification E1404, Type II, Class 3 requirements

Paley Bottle, Cheese Size 50%, 9 grams Length 165 mm Reading in 1/2%; limit of error ± 1/2% Three stoppers included with each bottle

Separatory Funnel, Sure Grip, Glass or PTFE Stopper, Synthware, Capacity: 500-2000mL available, Stopper Size: #27, PTFE Stopcock Bore: 4mm, Straight section between globe and stopcock provides a sure grip while shaking and also aids in clamping.

…with ASTM Standard E 237 Made to the following tolerances: 1 mL : ±0.01 mL ; 2 mL : ±0.015 mL ; 5 and 10 mL : ±0.02 mL ; 25 mL : ±0.03 mL 1, 2 and 5 mL flasks take Standard Taper 8 stopper; 10 and 25 mL flasks take Standard Taper 9 stopper Reference: ASTM E-237

Gas washing bottle with standard taper 45/50 cap style stopper and fritted disc angled at 15° for even distribution of gas throughout absorbing material. Available with a coarse or extra coarse fritted disc. Order plastic clip separately.