• -50%
24/40 Hollow Glass Penny-Head Stopper

24/40 Hollow Glass Penny-Head Stopper

104002
In Stock
$9.30 $18.60 -50%

Hollow penny head stopper with closed bottom. Penny head provides better grip than spherical head.

 

Customers who bought this product also bought:

24/40 Claisen Adapter
In Stock
Distillation

24/40 Claisen Adapter

164222
$46.40
With parallel side arm, 24/40 outer joints at top, 24/40 inner joint at bottom.
24/40 Straight Connecting Adapter
In Stock
STD Joint Connect

24/40 Straight Connecting Adapter

106212
$31.40
Used to expand the length of apparatus. Adapter can also be used as an air condenser. With 24/40 standard taper outer joint at top and inner joint at bottom, 120mm between joints.
Chromatography Flow Control Adapter, 24/40
In Stock
Chromatography

Chromatography Flow Control Adapter, 24/40

520324
$65.40
Flow control adapter comes with 0-4mm high vacuum PTFE valve with metering tip to adjust the air flow. The O-rings are completely enclosed with thin layer of PTFE around the high vacuum valve. This new design makes it inert to most chemicals/solvents used in column chromatography. Adapter has standard taper inner joint of 24/40.
500mL 24/40 Angled Three Neck Flask
In Stock
Three-Neck

500mL 24/40 Angled Three Neck Flask

303027
$83.20
Three-neck round bottom flask with standard taper outer joints of 24/40 on both the center neck and angled side necks. Heavy wall design increases mechanical strength.
24/40 Vigreux Distilling Column, 200 mm
In Stock
Distillation

24/40 Vigreux Distilling Column, 200 mm

632024
$63.80
Vigreux distilling column is designed for fractional distillation of compounds with different boiling point. 24/40 upper and lower standard taper joints, indentation length: 200 mm.

Customers who bought this product also bought:

24/40 Jacketed Short Path Distillation Apparatus
  • -20%
Out-of-Stock
Distillation

24/40 Jacketed Short Path Distillation Apparatus

618024
$248.00 $310.00
24/40 standard joint short-path distilling head, used with 50mm immersion thermometer with 10/18 standard taper joint. One-piece and compact design for easy and efficient use . The short condensate path is dedicated for the purification of small amount yet precious synthetic product.
View
100mL 24/40 Recovery Flask
In Stock
Single-Neck

100mL 24/40 Recovery Flask

311025
$24.40
Recovery flask for use with rotary evaporators. Heavy wall design increases mechanical strength, ideal for vacuum application.
24/40 Vacuum/Gas Adapter
In Stock
Hose Connect

24/40 Vacuum/Gas Adapter

123002
$21.20
With 10mm hose connection on top and 24/40 standard taper inner joint at bottom.
18in ID 53 mm Chromatography Column 24/40
In Stock
Chromatography

18in ID 53 mm Chromatography Column 24/40

542334
$150.80
General purpose column has Teflon stopcock and a top 24/40 outer joint. Column packing material, such as silica gel, can be supported by glass wool (not supplied). Effective length: 18 in, ID: 53 mm, OD: 60 mm.
Complete Set of Schlenk Line: Double-Manifold with Size...
  • Pack
In Stock
Manifold

Complete Set of Schlenk Line: Double-Manifold with Size 15 O-Ring Joints, Cold Trap...

740104
$1,614.80
Four-port double-manifold made of borosilicate glass and designed with 4mm double hollow high vacuum glass stopcocks on all ports.  Ports are fitted with two 14/20 and two 24/40 inner joints.  This configuration allows direction connection with vessels having the same joint size. Distance between two adjacent ports is 127 mm (5 in), with a total manifold...
24/40 to 14/20 Enlarging Adapter
In Stock
STD Joint Connect

24/40 to 14/20 Enlarging Adapter

103301
$26.40
Top outer joint is larger than the bottom inner joint. Used to connect dissimilar standard taper joint sizes.
Product added to compare.