Caps & Closures - Screw Thread Caps - Page 7 - LIGHT LABS | Laboratory Supplies & Equipment

ENDS OCT 30, 2026

Buy 4 cases of CELLTREAT, get a FREE hoodie or free case

University PUNCH-OUT users - please click the Transfer button (rather than check-out) to complete a punch-out order.

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Wheaton
|
sku: 240680

240680 Black Phenolic Open Top Screw Cap, 33-430, Gray Butyl, Case of 100 | Wheaton

MSRP:

Now: $296.80

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Wheaton
|
sku: 240256-01

240256-01 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 38-430, Solid Top, Case of 24 | Wheaton

MSRP:

Now: $280.21

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Wheaton
|
sku: 240251-01

240251-01 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 24-400, Solid Top, Case of 48 | Wheaton

MSRP:

Now: $231.43

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Wheaton
|
sku: 240250-01

240250-01 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 20-400, Solid Top, Case of 48 | Wheaton

MSRP:

Now: $193.09

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Wheaton
|
sku: 240235-01

240235-01 MICROLINK Screw Cap, White, PP / Silicone / PP, 38-430, Solid Top, Case of 24 | Wheaton

MSRP:

Now: $223.00

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Wheaton
|
sku: 240250

240250 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 20-400, Solid Top, Case of 600 | Wheaton

MSRP:

Now: $1,401.68

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Wheaton
|
sku: 240114

240114 MICROLINK Screw Cap, Black, PP / Silicone / PTFE, 38-430, Open Top, Case of 50 | Wheaton

MSRP:

Now: $214.01

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Wheaton
|
sku: 240112

240112 MICROLINK Screw Cap, Black, PP / Silicone / PTFE, 33-430, Open Top, Case of 50 | Wheaton

MSRP:

Now: $201.37

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Wheaton
|
sku: 240106

240106 MICROLINK Screw Cap, Black, PP / Silicone, 33-430, Solid Top, Case of 50 | Wheaton

MSRP:

Now: $123.15

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Wheaton
|
sku: 239516-02

239516-02 Linerless Leak Resistant Screw Cap, White, 38-430, Case of 72 | Wheaton

MSRP:

Now: $144.05

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Wheaton
|
sku: 239512-04

239512-04 Linerless Leak Resistant Screw Cap, Blue, 28-410, Case of 72 | Wheaton

MSRP:

Now: $131.09

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Wheaton
|
sku: 239512-02

239512-02 Linerless Leak Resistant Screw Cap, White, 28-410, Case of 48 | Wheaton

MSRP:

Now: $132.45

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Wheaton
|
sku: 240680

240680 Black Phenolic Open Top Screw Cap, 33-430, Gray Butyl, Case of 100 | Wheaton

Drawing samples by syringe through a capped bottle keeps contents protected and saves time on every withdrawal. These open top phenolic caps leave the center of the septum exposed, making them well...

MSRP:

Now: $296.80
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Wheaton
|
sku: 240256-01

240256-01 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 38-430, Solid Top, Case of 24 | Wheaton

Glued liners can loosen or contaminate samples after repeated autoclaving, and that risk disappears when the liner is welded in place. These screw caps bond their liner ultrasonically, making them a...

MSRP:

Now: $280.21
Add to Cart Compare
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Wheaton
|
sku: 240251-01

240251-01 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 24-400, Solid Top, Case of 48 | Wheaton

Glued liners can loosen or contaminate samples after repeated autoclaving, and that risk disappears when the liner is welded in place. These screw caps bond their liner ultrasonically, making them a...

MSRP:

Now: $231.43
Add to Cart Compare
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Wheaton
|
sku: 240250-01

240250-01 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 20-400, Solid Top, Case of 48 | Wheaton

Glued liners can loosen or contaminate samples after repeated autoclaving, and that risk disappears when the liner is welded in place. These screw caps bond their liner ultrasonically, making them a...

MSRP:

Now: $193.09
Add to Cart Compare
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Wheaton
|
sku: 240235-01

240235-01 MICROLINK Screw Cap, White, PP / Silicone / PP, 38-430, Solid Top, Case of 24 | Wheaton

Glued liners can loosen or contaminate samples after repeated autoclaving, and that risk disappears when the liner is welded in place. These screw caps bond their liner ultrasonically, making them a...

MSRP:

Now: $223.00
Add to Cart Compare
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Wheaton
|
sku: 240250

240250 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 20-400, Solid Top, Case of 600 | Wheaton

Glued liners can loosen or contaminate samples after repeated autoclaving, and that risk disappears when the liner is welded in place. These screw caps bond their liner ultrasonically, making them a...

MSRP:

Now: $1,401.68
Add to Cart Compare
Quick view

Wheaton
|
sku: 240114

240114 MICROLINK Screw Cap, Black, PP / Silicone / PTFE, 38-430, Open Top, Case of 50 | Wheaton

Glued liners can loosen or contaminate samples after repeated autoclaving, and that risk disappears when the liner is welded in place. These screw caps bond their liner ultrasonically, making them a...

MSRP:

Now: $214.01
Add to Cart Compare
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Wheaton
|
sku: 240112

240112 MICROLINK Screw Cap, Black, PP / Silicone / PTFE, 33-430, Open Top, Case of 50 | Wheaton

Glued liners can loosen or contaminate samples after repeated autoclaving, and that risk disappears when the liner is welded in place. These screw caps bond their liner ultrasonically, making them a...

MSRP:

Now: $201.37
Add to Cart Compare
Quick view

Wheaton
|
sku: 240106

240106 MICROLINK Screw Cap, Black, PP / Silicone, 33-430, Solid Top, Case of 50 | Wheaton

Glued liners can loosen or contaminate samples after repeated autoclaving, and that risk disappears when the liner is welded in place. These screw caps bond their liner ultrasonically, making them a...

MSRP:

Now: $123.15
Add to Cart Compare
Quick view

Wheaton
|
sku: 239516-02

239516-02 Linerless Leak Resistant Screw Cap, White, 38-430, Case of 72 | Wheaton

Dropping a separate liner from the closure removes one more thing that can shift, swell or contaminate a sample. These linerless polypropylene screw caps seal directly against the bottle finish,...

MSRP:

Now: $144.05
Add to Cart Compare
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Wheaton
|
sku: 239512-04

239512-04 Linerless Leak Resistant Screw Cap, Blue, 28-410, Case of 72 | Wheaton

Dropping a separate liner from the closure removes one more thing that can shift, swell or contaminate a sample. These linerless polypropylene screw caps seal directly against the bottle finish,...

MSRP:

Now: $131.09
Add to Cart Compare
Quick view

Wheaton
|
sku: 239512-02

239512-02 Linerless Leak Resistant Screw Cap, White, 28-410, Case of 48 | Wheaton

Dropping a separate liner from the closure removes one more thing that can shift, swell or contaminate a sample. These linerless polypropylene screw caps seal directly against the bottle finish,...

MSRP:

Now: $132.45
Add to Cart Compare

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240680 Black Phenolic Open Top Screw Cap, 33-430, Gray Butyl, Case of 100 | Wheaton

240256-01 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 38-430, Solid Top, Case of 24 | Wheaton

240251-01 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 24-400, Solid Top, Case of 48 | Wheaton

240250-01 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 20-400, Solid Top, Case of 48 | Wheaton

240235-01 MICROLINK Screw Cap, White, PP / Silicone / PP, 38-430, Solid Top, Case of 24 | Wheaton

240250 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 20-400, Solid Top, Case of 600 | Wheaton

240114 MICROLINK Screw Cap, Black, PP / Silicone / PTFE, 38-430, Open Top, Case of 50 | Wheaton

240112 MICROLINK Screw Cap, Black, PP / Silicone / PTFE, 33-430, Open Top, Case of 50 | Wheaton

240106 MICROLINK Screw Cap, Black, PP / Silicone, 33-430, Solid Top, Case of 50 | Wheaton

239516-02 Linerless Leak Resistant Screw Cap, White, 38-430, Case of 72 | Wheaton

239512-04 Linerless Leak Resistant Screw Cap, Blue, 28-410, Case of 72 | Wheaton

239512-02 Linerless Leak Resistant Screw Cap, White, 28-410, Case of 48 | Wheaton

sku: 240680

240680 Black Phenolic Open Top Screw Cap, 33-430, Gray Butyl, Case of 100 | Wheaton

sku: 240256-01

240256-01 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 38-430, Solid Top, Case of 24 | Wheaton

sku: 240251-01

240251-01 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 24-400, Solid Top, Case of 48 | Wheaton

sku: 240250-01

240250-01 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 20-400, Solid Top, Case of 48 | Wheaton

sku: 240235-01

240235-01 MICROLINK Screw Cap, White, PP / Silicone / PP, 38-430, Solid Top, Case of 24 | Wheaton

sku: 240250

240250 MICROLINK Screw Cap, White, PP / Silicone / PTFE, 20-400, Solid Top, Case of 600 | Wheaton

sku: 240114

240114 MICROLINK Screw Cap, Black, PP / Silicone / PTFE, 38-430, Open Top, Case of 50 | Wheaton

sku: 240112

240112 MICROLINK Screw Cap, Black, PP / Silicone / PTFE, 33-430, Open Top, Case of 50 | Wheaton

sku: 240106

240106 MICROLINK Screw Cap, Black, PP / Silicone, 33-430, Solid Top, Case of 50 | Wheaton

sku: 239516-02

239516-02 Linerless Leak Resistant Screw Cap, White, 38-430, Case of 72 | Wheaton

sku: 239512-04

239512-04 Linerless Leak Resistant Screw Cap, Blue, 28-410, Case of 72 | Wheaton

sku: 239512-02

239512-02 Linerless Leak Resistant Screw Cap, White, 28-410, Case of 48 | Wheaton