JG Finneran

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J.G. Finneran Associates is a manufacturer and supplier of unique and innovative products for the global chromatography, biotechnology, environmental, and laboratory communities. Our products deliver reliable performance while expediting and simplifying the analysis process. J.G. Finneran Associates is the original inventor and designer of many products that are commonplace in the laboratory. These items include Snap Ring Vials, Snap Top Caps, and Limited Volume Inserts with polymer bottom springs. We have been in business for over 34 years and will continue to provide our customers with the tools that can expand their capabilities, increase efficiency in the lab, reduce costs, and make their work easier.

100µL Glass/Amber Plastic (Glastic) Limited Volume Vial, 12x32mm, 8-425mm Thread 30108G-1232A

30108G-1232A
100µL Glass/Amber Plastic (Glastic) Limited Volume Vial, 12x32mm, 8-425mm Thread

100µL Glass/Clear Plastic (Glastic) Limited Volume Vial, 12x32mm, 8-425mm Thread 30108G-1232

30108G-1232
100µL Glass/Clear Plastic (Glastic) Limited Volume Vial, 12x32mm, 8-425mm Thread

100µL Polypropylene Conical Limited Volume Insert, 5x30mm, Precision-Formed Interior, No Spring 401P-530

401P-530
100µL Polypropylene Conical Limited Volume Insert, 5x30mm, Precision-Formed Interior, No Spring

100µL Polypropylene Conical Limited Volume Insert, 5x30mm, Precision-Formed Interior, w/Bottom Spring 401PBS-530

401PBS-530
100µL Polypropylene Conical Limited Volume Insert, 5x30mm, Precision-Formed Interior, w/Bottom Spring
11 in stock

100µL Polypropylene Conical Limited Volume Insert,5x30mm, Precision-Formed Interior, w/Patented Top Spring™ 401PTS-530

401PTS-530
100µL Polypropylene Conical Limited Volume Insert,5x30mm, Precision-Formed Interior, w/Patented Top Spring™

100µL Polypropylene Limited Volume Vial, 12x32mm, 8-425mm Thread 30108P-1232

30108P-1232
100µL Polypropylene Limited Volume Vial, 12x32mm, 8-425mm Thread

100µL to 300µL Amber Polypropylene R.A.M.™ Limited Volume Vial, 12x32mm, 9mm Thread 30109P-1232A

30109P-1232A
100µL to 300µL Amber Polypropylene R.A.M.™ Limited Volume Vial, 12x32mm, 9mm Thread

100µL to 300µL Clear Polypropylene Limited Volume Vial, 12x32mm, 11mm Crimp/Snap Ring™ 30111CP-1232

30111CP-1232
100µL to 300µL Clear Polypropylene Limited Volume Vial, 12x32mm, 11mm Crimp/Snap Ring™

100µL to 300µL Clear Polypropylene R.A.M.™ Limited Volume Vial, 12x32mm, 9mm Thread 30109CP-1232

30109CP-1232
100µL to 300µL Clear Polypropylene R.A.M.™ Limited Volume Vial, 12x32mm, 9mm Thread

100µL to 300µL Glass/Amber Plastic (Glastic) Limited Volume Vial, 12x32mm, 11mm Crimp/Snap Ring™ 30111G-1232A

30111G-1232A
100µL to 300µL Glass/Amber Plastic (Glastic) Limited Volume Vial, 12x32mm, 11mm Crimp/Snap Ring™

100µL to 300µL Glass/Amber Plastic (Glastic) R.A.M.™ Limited Volume Vial, 12x32mm, 9mm Thread 30109G-1232A

30109G-1232A
100µL to 300µL Glass/Amber Plastic (Glastic) R.A.M.™ Limited Volume Vial, 12x32mm, 9mm Thread

100µL to 300µL Glass/Clear Plastic (Glastic) Limited Volume Vial, 12x32mm, 11mm Crimp/Snap Ring™ 30111G-1232

30111G-1232
100µL to 300µL Glass/Clear Plastic (Glastic) Limited Volume Vial, 12x32mm, 11mm Crimp/Snap Ring™

100µL to 300µL Glass/Clear Plastic (Glastic) R.A.M.™ Limited Volume Vial, 12x32mm, 9mm Thread 30109G-1232

30109G-1232
100µL to 300µL Glass/Clear Plastic (Glastic) R.A.M.™ Limited Volume Vial, 12x32mm, 9mm Thread

100µL to 300µL Polypropylene Limited Volume Vial, 12x32mm, 11mm Crimp/Snap Ring™ 30111P-1232

30111P-1232
100µL to 300µL Polypropylene Limited Volume Vial, 12x32mm, 11mm Crimp/Snap Ring™

100µL to 300µL Polypropylene R.A.M.™ Limited Volume Vial, 12x32mm, 9mm Thread 30109P-1232

30109P-1232
100µL to 300µL Polypropylene R.A.M.™ Limited Volume Vial, 12x32mm, 9mm Thread

100µL to 300µL TPX Limited Volume Vial, 12x32mm, 11mm Crimp/Snap Ring™ 30111T-1232

30111T-1232
100µL to 300µL TPX Limited Volume Vial, 12x32mm, 11mm Crimp/Snap Ring™

100µL to 300µL TPX R.A.M.™ Limited Volume Vial, 12x32mm, 9mm Thread 30109T-1232

30109T-1232
100µL to 300µL TPX R.A.M.™ Limited Volume Vial, 12x32mm, 9mm Thread

100µL TPX Limited Volume Vial, 12x32mm, 8-425mm Thread 30108T-1232

30108T-1232
100µL TPX Limited Volume Vial, 12x32mm, 8-425mm Thread

1000mL Amber Narrow Mouth Bottle, 90x202mm, 28mm Closure - Bulk Pack D0438B-32

D0438B-32
1000mL Amber Narrow Mouth Bottle, 90x202mm, 28mm Closure - Bulk Pack

1000mL Amber Narrow Mouth Bottle, 90x202mm, 28mm Closure D0438-32

D0438-32
1000mL Amber Narrow Mouth Bottle, 90x202mm, 28mm Closure

1000mL Amber Wide Mouth Bottle, 90x209mm, 65mm Closure - Bulk Pack D0434B-32

D0434B-32
1000mL Amber Wide Mouth Bottle, 90x209mm, 65mm Closure - Bulk Pack

1000mL Amber Wide Mouth Bottle, 90x209mm, 65mm Closure D0434-32

D0434-32
1000mL Amber Wide Mouth Bottle, 90x209mm, 65mm Closure

1000mL Natural Narrow Mouth Bottle, 90x202mm, 28mm Closure D0437-32

D0437-32
1000mL Natural Narrow Mouth Bottle, 90x202mm, 28mm Closure

1000mL Natural Wide Mouth Bottle, 90x209mm, 65mm Closure - Bulk Pack D0433B-32

D0433B-32
1000mL Natural Wide Mouth Bottle, 90x209mm, 65mm Closure - Bulk Pack

1000mL Natural Wide Mouth Bottle, 90x209mm, 65mm Closure D0433-32

D0433-32
1000mL Natural Wide Mouth Bottle, 90x209mm, 65mm Closure

10-425mm Black Open Hole Polypropylene Closure, Bonded Red PTFE/Silicone Septa, 0.060” with Slit 8060701-10

8060701-10
10-425mm Black Open Hole Polypropylene Closure, Bonded Red PTFE/Silicone Septa, 0.060” with Slit,8060701-10

10-425mm Black Open Hole Polypropylene Closure, PTFE/Red Rubber Septa, 0.040" 804040-10

804040-10
10-425mm Black Open Hole Polypropylene Closure, PTFE/Red Rubber Septa, 0.040"

10-425mm Black Open Hole Polypropylene Closure, PTFE/Silicone/PTFE Septa, 0.040” 804060-10

804060-10
10-425mm Black Open Hole Polypropylene Closure, PTFE/Silicone/PTFE Septa, 0.040”

10-425mm Black Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.040" with Slit 804070-10(100)

804070-10(100)
10-425mm Black Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.040" with Slit
8 in stock

10-425mm Black Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.060" 806050-10

806050-10
10-425mm Black Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.060"

10-425mm Black Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.060” with Slit 806070-10

806070-10
10-425mm Black Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.060” with Slit

10-425mm Black Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.060” with Slit 806070-10(100)

806070-10(100)
10-425mm Black Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.060” with Slit
4 in stock

10-425mm Black Polypropylene Closure, Red PTFE/White Silicone Septa, 0.050" 805050-10

805050-10
10-425mm Black Polypropylene Closure, Red PTFE/White Silicone Septa, 0.050"

10-425mm Blue Open Hole Polypropylene Closure, PTFE/Silicone/PTFE Septa, 0.040" 804060-10B

804060-10B
10-425mm Blue Open Hole Polypropylene Closure, PTFE/Silicone/PTFE Septa, 0.040",804060-10B

10-425mm Blue Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.040" with Slit 804070-10B

804070-10B
10-425mm Blue Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.040" with Slit,804070-10B

10-425mm Blue Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.060", 806050-10B

806050-10B
10-425mm Blue Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.060"

10-425mm Blue Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.060” with Slit 806070-10B

806070-10B
10-425mm Blue Open Hole Polypropylene Closure, Red PTFE/Silicone Septa, 0.060” with Slit,806070-10B

10-425mm Blue Polypropylene Closure, Red PTFE/White Silicone Septa, 0.050", 805050-10B

805050-10B
10-425mm Blue Polypropylene Closure, Red PTFE/White Silicone Septa, 0.050"

10-425mm Blue, Polypropylene Open Hole Cap 5310-10B

5310-10B
10-425mm Blue, Polypropylene Open Hole Cap

10-425mm Green, Polypropylene Open Hole Cap 5310-10G

5310-10G
10-425mm Green, Polypropylene Open Hole Cap

10-425mm Red, Polypropylene Open Hole Cap 5310-10R

5310-10R
10-425mm Red, Polypropylene Open Hole Cap

10-425mm Solid Top, Black Polypropylene Cap, PTFE/F217 Lined 5360-10

5360-10
10-425mm Solid Top, Black Polypropylene Cap, PTFE/F217 Lined

10-425mm Solid Top, Black Polypropylene Cap, PTFE/F217 Lined 5360-10(100)

5360-10(100)
10-425mm Solid Top, Black Polypropylene Cap, PTFE/F217 Lined

10-425mm Starburst Top Seal™ Closure, 10mil 5330SB-10

5330SB-10
10-425mm Starburst Top Seal™ Closure, 10mil

10-425mm Top Seal™ Closure, 10mil 5330-10

5330-10
10-425mm Top Seal™ Closure, 10mil

10-425mm White Polypropylene Closure, Red PTFE/White Silicone Septa, 0.050", 805050-10W

805050-10W
10-425mm White Polypropylene Closure, Red PTFE/White Silicone Septa, 0.050"

10-425mm White, Polypropylene Open Hole Cap 5310-10W

5310-10W
10-425mm White, Polypropylene Open Hole Cap

10-425mm White, Polypropylene Open Hole Cap 5310-10W(100)

5310-10W(100)
10-425mm White, Polypropylene Open Hole Cap
1 in stock

10-425mm Yellow, Polypropylene Open Hole Cap 5310-10Y

5310-10Y
10-425mm Yellow, Polypropylene Open Hole Cap

10mL Amber Flat Bottom Headspace Vial, 23x46mm, 18mm Thread 31018F-2346A

31018F-2346A
10mL Amber Flat Bottom Headspace Vial, 23x46mm, 18mm Thread,31018F-2346A

10mL Amber Headspace Vial, 23x46mm (for CTC PAL), Beveled Bottom, 20mm Beveled Crimp Top 31020A-2346A

31020A-2346A
10mL Amber Headspace Vial, 23x46mm (for CTC PAL), Beveled Bottom, 20mm Beveled Crimp Top

10mL Amber Headspace Vial, 23x46mm, Flat Bottom, 20mm Beveled Crimp Top 310020-2346A

310020-2346A
10mL Amber Headspace Vial, 23x46mm, Flat Bottom, 20mm Beveled Crimp Top

10mL Clear Headspace Vial, 23x46mm (for CTC PAL), Beveled Bottom, 20mm Beveled Crimp Top 310020A-2346

310020A-2346
10mL Clear Headspace Vial, 23x46mm (for CTC PAL), Beveled Bottom, 20mm Beveled Crimp Top

10mL Clear Headspace Vial, 23x46mm, Flat Bottom, 20mm Beveled Crimp Top 310020-2346

310020-2346
10mL Clear Headspace Vial, 23x46mm, Flat Bottom, 20mm Beveled Crimp Top

10mL SPME Clear Radius Bottom Vial, 23x46mm, 20mm Flat Top Crimp, Thicker Lip Finish 31020SP-2346

31020SP-2346
10mL SPME Clear Radius Bottom Vial, 23x46mm, 20mm Flat Top Crimp, Thicker Lip Finish

10mm Diameter Purple General Purpose GC Septa with Guide Hole, 3mm Thick, Long Life - 450 Injections, Max Temp 325°C 606GHP-10P

606GHP-10P
10mm Diameter Purple General Purpose GC Septa with Guide Hole, 3mm Thick, Long Life - 450 Injections, Max Temp 325°C

10mm x 0.010" White PTFE Septa 601010-10

601010-10
10mm x 0.010" White PTFE Septa
1 in stock

10mm x 0.040" PTFE/Butyl Rubber Septa 604040-10F

604040-10F
10mm x 0.040" PTFE/Butyl Rubber Septa

10mm x 0.040" PTFE/Red Rubber Septa 604040-10

604040-10
10mm x 0.040" PTFE/Red Rubber Septa

10mm x 0.040" Red PTFE/Silicone with Slit Septa 604070-10

604070-10
10mm x 0.040" Red PTFE/Silicone with Slit Septa

10mm x 0.040" Red PTFE/Silicone/Red PTFE Septa 604060-10

604060-10
10mm x 0.040" Red PTFE/Silicone/Red PTFE Septa

10mm x 0.050" Red PTFE/Silicone Septa 605050-10

605050-10
10mm x 0.050" Red PTFE/Silicone Septa

10mm x 0.060" Red PTFE/Silicone Septa 606050-10

606050-10
10mm x 0.060" Red PTFE/Silicone Septa

10mm x 0.060" Red PTFE/Silicone Septa 606050-10(100)

606050-10(100)
10mm x 0.060" Red PTFE/Silicone Septa

10mm x 0.060" Red PTFE/Silicone with Slit Septa 606070-10

606070-10
10mm x 0.060" Red PTFE/Silicone with Slit Septa

10mm x 0.075" Red PTFE/Silicone Septa 607550-10

607550-10
10mm x 0.075" Red PTFE/Silicone Septa

11mm Snap Seal™ Amber Polyethylene Vista Vial™ Top 31511PE-12A

31511PE-12A
11mm Snap Seal™ Amber Polyethylene Vista Vial™ Top,31511PE-12A

11mm (7/16") Diameter Advanced Green General Purpose Septa, Long Life - 100 Injections, Max Temp 300°C 606550GR-11

606550GR-11
11mm (7/16") Diameter Advanced Green General Purpose Septa, Long Life - 100 Injections, Max Temp 300°C

11mm (7/16") Diameter General Purpose Blue Silicone GC Septa, 3mm Thick, Up to 150 Injections, Max Temp 250°C 606GPB-11

606GPB-11
11mm (7/16") Diameter General Purpose Blue Silicone GC Septa, 3mm Thick, Up to 150 Injections, Max Temp 250°C

11mm (7/16") Diameter General Purpose Low Bleed Milky White GC Septa, 3mm Thick, over 100 Injections, Max Temp 250°C 606GPW-11

606GPW-11
11mm (7/16") Diameter General Purpose Low Bleed Milky White GC Septa, 3mm Thick, over 100 Injections, Max Temp 250°C

11mm (7/16") Diameter Green High Temp/Extremely Low Bleed GC Septa, 3mm Thick, Max Temp 350°C 606XLB-11

606XLB-11
11mm (7/16") Diameter Green High Temp/Extremely Low Bleed GC Septa, 3mm Thick, Max Temp 350°C

11mm (7/16") Diameter HT-X High Temp Low Bleed Blue Silicone GC Septa, Long Life - 200 Injections, Max Temp 350°C 606HTX-11

606HTX-11
11mm (7/16") Diameter HT-X High Temp Low Bleed Blue Silicone GC Septa, Long Life - 200 Injections, Max Temp 350°C

11mm (7/16") Diameter Low Bleed Yellow PTFE/Cream Silicone Septa, 3mm Thick, Max Temp 250°C 606MSLB-11

606MSLB-11
11mm (7/16") Diameter Low Bleed Yellow PTFE/Cream Silicone Septa, 3mm Thick, Max Temp 250°C

11mm (7/16") Diameter White PTFE/Off-White Silicone Septa, 3mm Thick, Max Temp 250°C 606MS-11

606MS-11
11mm (7/16") Diameter White PTFE/Off-White Silicone Septa, 3mm Thick, Max Temp 250°C

11mm Black Snap Cap, 10mil PTFE Lined 5210-11BK

5210-11BK
11mm Black Snap Cap, 10mil PTFE Lined

11mm Black Snap Cap, PTFE/Butyl Rubber Lined, 5240-11BK

5240-11BK
11mm Black Snap Cap, PTFE/Butyl Rubber Lined

11mm Black Snap Cap, PTFE/Silicone with Slit Lined 5270-11BK

5270-11BK
11mm Black Snap Cap, PTFE/Silicone with Slit Lined,5270-11BK

11mm Blue Poly Crimp™ Seal, 10mil PTFE Lined [Patented] 5510-11B

5510-11B
11mm Blue Poly Crimp™ Seal, 10mil PTFE Lined [Patented]

11mm Blue Poly Crimp™ Seal, PTFE/Butyl Rubber Lined [Patented] 5540-11B

5540-11B
11mm Blue Poly Crimp™ Seal, PTFE/Butyl Rubber Lined [Patented]

11mm Blue Poly Crimp™ Seal, PTFE/Silicone Lined [Patented] 5550-11B

5550-11B
11mm Blue Poly Crimp™ Seal, PTFE/Silicone Lined [Patented]

11mm Blue Poly Crimp™ Seal, PTFE/Silicone with Slit Lined [Patented] 5570-11B

5570-11B
11mm Blue Poly Crimp™ Seal, PTFE/Silicone with Slit Lined [Patented],5570-11B

11mm Blue Poly Crimp™ Seal, PTFE/Silicone/PTFE Lined [Patented] 5560-11B

5560-11B
11mm Blue Poly Crimp™ Seal, PTFE/Silicone/PTFE Lined [Patented]

11mm Blue Seal, PTFE/Natural Red Rubber Lined 5140-11XB

5140-11XB
11mm Blue Seal, PTFE/Natural Red Rubber Lined

11mm Blue Seal, PTFE/Natural Red Rubber Lined 5140-11XB(100)

5140-11XB(100)
11mm Blue Seal, PTFE/Natural Red Rubber Lined

11mm Blue Seal, PTFE/Red Rubber Lined 5140-11B

5140-11B
11mm Blue Seal, PTFE/Red Rubber Lined

11mm Blue Seal, PTFE/Silicone Lined 5150-11B

5150-11B
11mm Blue Seal, PTFE/Silicone Lined

11mm Blue Seal, PTFE/Silicone/PTFE Lined 5160-11B

5160-11B
11mm Blue Seal, PTFE/Silicone/PTFE Lined

11mm Blue Snap Cap Seal with Starburst 5200SB-11B

5200SB-11B
11mm Blue Snap Cap Seal with Starburst

11mm Blue Snap Cap, 10mil PTFE Lined 5210-11B

5210-11B
11mm Blue Snap Cap, 10mil PTFE Lined

11mm Blue Snap Cap, PTFE/Butyl Rubber Lined 5240-11B

5240-11B
11mm Blue Snap Cap, PTFE/Butyl Rubber Lined

11mm Blue Snap Cap, PTFE/Silicone Lined 5250-11B

5250-11B
11mm Blue Snap Cap, PTFE/Silicone Lined

11mm Blue Snap Cap, PTFE/Silicone with Slit Lined 5270-11B

5270-11B
11mm Blue Snap Cap, PTFE/Silicone with Slit Lined,5270-11B

11mm Blue Snap Cap, PTFE/Silicone with Starburst Lined 5281-11B

5281-11B
11mm Blue Snap Cap, PTFE/Silicone with Starburst Lined,5281-11B

11mm Blue Snap Cap, PTFE/Silicone/PTFE Lined 5260-11B

5260-11B
11mm Blue Snap Cap, PTFE/Silicone/PTFE Lined

11mm Clear Poly Crimp™ Seal, 10mil PTFE Lined [Patented] 5510-11

5510-11
11mm Clear Poly Crimp™ Seal, 10mil PTFE Lined [Patented]

11mm Clear Poly Crimp™ Seal, PTFE/Butyl Rubber Lined [Patented] 5540-11

5540-11
11mm Clear Poly Crimp™ Seal, PTFE/Butyl Rubber Lined [Patented]

11mm Clear Poly Crimp™ Seal, PTFE/Butyl Rubber Lined [Patented] 5540-11(100)

5540-11(100)
11mm Clear Poly Crimp™ Seal, PTFE/Butyl Rubber Lined [Patented]
3 in stock

11mm Clear Poly Crimp™ Seal, PTFE/Silicone Lined [Patented] 5550-11

5550-11
11mm Clear Poly Crimp™ Seal, PTFE/Silicone Lined [Patented]

11mm Clear Poly Crimp™ Seal, PTFE/Silicone Lined [Patented] 5550-11(100)

5550-11(100)
11mm Clear Poly Crimp™ Seal, PTFE/Silicone Lined [Patented]