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.

24-400mm Polypropylene Cap/ F217 Lined D0400-24/144

D0400-24/144
24-400mm Polypropylene Cap/ F217 Lined
3 in stock

24-400mm Polypropylene Cap/PTFE Lined , pk 100, D0399-24

D0399-24
24-400mm Polypropylene Cap/PTFE Lined
9 in stock

24-400mm Polypropylene Cap/PTFE Lined , pk 144, D0399-24/144

D0399-24/144
24-400mm Polypropylene Cap/PTFE Lined

24-400mm Solid Top, Black Polypropylene Unlined 5320-24

5320-24
24-400mm Solid Top, Black Polypropylene Unlined

24-400mm Solid Top, Black Polypropylene Unlined 5320-24(100)

5320-24(100)
24-400mm Solid Top, Black Polypropylene Unlined
1 in stock

24-400mm Solid Top, White Polypropylene Unlined 5320-24W

5320-24W
24-400mm Solid Top, White Polypropylene Unlined

24-400mm White, Polypropylene Open Hole Cap 5310-24W

5310-24W
24-400mm White, Polypropylene Open Hole Cap

24-400mm White, Polypropylene Open Hole Cap 5310-24W(100)

5310-24W(100)
24-400mm White, Polypropylene Open Hole Cap
10 in stock

24-400mm White, Polypropylene Open Hole Cap MSVC5310-24W(100)

MSVC5310-24W(100)
24-400mm White, Polypropylene Open Hole Cap

24-414mm Black, Polypropylene Open Hole Cap 5310-24414

5310-24414
24-414mm Black, Polypropylene Open Hole Cap,5310-24414

24-414mm Solid Top Closure, White Polypropylene Unlined 5320-24414W

5320-24414W
24-414mm Solid Top Closure, White Polypropylene Unlined

24-414mm White, Polypropylene Open Hole Cap 5310-24414W

5310-24414W
24-414mm White, Polypropylene Open Hole Cap

24-414mm White, Polypropylene Open Hole Cap, Bonded .125" PTFE/Silicone Liner , pk 144, 34-527/144

34-527/144
24-414mm White, Polypropylene Open Hole Cap, Bonded .125" PTFE/Silicone Liner

24-414mm White, Polypropylene Open Hole Cap, Bonded .125" PTFE/Silicone Liner , pk100, 34-527M

34-527M
24-414mm White, Polypropylene Open Hole Cap, Bonded .125" PTFE/Silicone Liner

24-414mm White, Polypropylene Open Hole Cap, Bonded .125" PTFE/Silicone Liner , pk100,34-527

34-527
24-414mm White, Polypropylene Open Hole Cap, Bonded .125" PTFE/Silicone Liner

24-414mm, Black, Polypropylene Open Hole Cap, Bonded 0.060" PTFE/Silicone Liner 34-375BLK

34-375BLK
24-414mm, Black, Polypropylene Open Hole Cap, Bonded 0.060" PTFE/Silicone Liner

24mm PTFE Liner 38-140

38-140
24mm PTFE Liner

24mm x 0.125" PTFE/Silicone Septa

38-252
24mm x 0.125" PTFE/Silicone Septa,38-252

25 Position Insert Tray for Universal Vial Rack, to Hold 12mm Tapered, Flat & Round Bottom Vials, made from Clear PETG 9601-12

9601-12
25 Position Insert Tray for Universal Vial Rack, to Hold 12mm Tapered, Flat & Round Bottom Vials, made from Clear PETG

25 Position Insert Tray for Universal Vial Rack, to Hold 15mm Vials, made from Clear PETG 9601-15

9601-15
25 Position Insert Tray for Universal Vial Rack, to Hold 15mm Vials, made from Clear PETG

25 Position Insert Tray for Universal Vial Rack, to Hold 8mm Vials, made from Clear PETG 9601-08

9601-08
25 Position Insert Tray for Universal Vial Rack, to Hold 8mm Vials, made from Clear PETG

250µL Black Polypropylene Big Mouth Conical Limited Volume Insert, 6x31mm, Precision-Formed Interior, No Spring 4025P-631BK

4025P-631BK
250µL Black Polypropylene Big Mouth Conical Limited Volume Insert, 6x31mm, Precision-Formed Interior, No Spring

250µL Black Polypropylene Big Mouth Conical Limited Volume Insert, 6x31mm, Precision-Formed Interior, w/Bottom Spring 425PBS-631BK

425PBS-631BK
250µL Black Polypropylene Big Mouth Conical Limited Volume Insert, 6x31mm, Precision-Formed Interior, w/Bottom Spring

250µL Glass Big Mouth Conical Limited Volume Insert, 6x29mm, Precision-Formed Mandrel Interior, No Spring 4025-629

4025-629
250µL Glass Big Mouth Conical Limited Volume Insert, 6x29mm, Precision-Formed Mandrel Interior, No Spring
5 in stock

250µL Glass Big Mouth Conical Limited Volume Insert, 6x29mm, Pulled Point Interior, w/Bottom Spring 4025BSFT-629

4025BSFT-629
250µL Glass Big Mouth Conical Limited Volume Insert, 6x29mm, Pulled Point Interior, w/Bottom Spring

250µL Glass Big Mouth Conical Limited Volume Insert, 6x31mm, Pulled Point Interior, No Spring 4025FT-631

4025FT-631
250µL Glass Big Mouth Conical Limited Volume Insert, 6x31mm, Pulled Point Interior, No Spring
21 in stock

250µL Glass Big Mouth Conical LVI, 6x31mm, Precision-Formed Mandrel Interior, w/Glass Flange for 12x32mm Step Vial 4025GF-631

4025GF-631
250µL Glass Big Mouth Conical LVI, 6x31mm, Precision-Formed Mandrel Interior, w/Glass Flange for 12x32mm Step Vial

250µL Glass Conical Insert, 6x25mm, Precision-Formed Mandrel Interior, w/Glass Flange for Versa Vial ™ 4025GF-625

4025GF-625
250µL Glass Conical Insert, 6x25mm, Precision-Formed Mandrel Interior, w/Glass Flange for Versa Vial ™

250µL Glass Flat Bottom Insert for Versa Vial ™, 6x28mm 4025-628

4025-628
250µL Glass Flat Bottom Insert for Versa Vial ™, 6x28mm

250µL Glass Flat Bottom Insert w/ID Ring, 5x31mm 4025-531ID

4025-531ID
250µL Glass Flat Bottom Insert w/ID Ring, 5x31mm

250µL Glass Flat Bottom Insert, 5x31mm 4025-531

4025-531
250µL Glass Flat Bottom Insert, 5x31mm

250µL Glass Flat Bottom Insert, 5x31mm 4025-531(100)

4025-531(100)
250µL Glass Flat Bottom Insert, 5x31mm
19 in stock

250µL Polypropylene Big Mouth Conical Limited Volume Insert, 6x31mm, Precision-Formed Interior, No Spring 4025P-631

4025P-631
250µL Polypropylene Big Mouth Conical Limited Volume Insert, 6x31mm, Precision-Formed Interior, No Spring

250µL Polypropylene Big Mouth Conical Limited Volume Insert, 6x31mm, Precision-Formed Interior, No Spring 4025P-631(100)

4025P-631(100)
250µL Polypropylene Big Mouth Conical Limited Volume Insert, 6x31mm, Precision-Formed Interior, No Spring
190 in stock

250µL Polypropylene Big Mouth Conical Limited Volume Insert, 6x31mm, Precision-Formed Interior, w/Bottom Spring 4025PBS-631

4025PBS-631
250µL Polypropylene Big Mouth Conical Limited Volume Insert, 6x31mm, Precision-Formed Interior, w/Bottom Spring
10 in stock

250µL Polypropylene Flat Bottom Insert, 5x31mm 4025P-531

4025P-531
250µL Polypropylene Flat Bottom Insert, 5x31mm

250mL Amber Narrow Mouth Bottle, 60x143mm, 28mm Closure - Bulk Pack D0438B-8

D0438B-8
250mL Amber Narrow Mouth Bottle, 60x143mm, 28mm Closure - Bulk Pack

250mL Amber Narrow Mouth Bottle, 60x143mm, 28mm Closure D0438-8

D0438-8
250mL Amber Narrow Mouth Bottle, 60x143mm, 28mm Closure

250mL Amber Wide Mouth Bottle, 60x145mm, 45mm Closure - Bulk Pack D0434B-8

D0434B-8
250mL Amber Wide Mouth Bottle, 60x145mm, 45mm Closure - Bulk Pack

250mL Amber Wide Mouth Bottle, 60x145mm, 45mm Closure D0434-8

D0434-8
250mL Amber Wide Mouth Bottle, 60x145mm, 45mm Closure