Representative Image

Bohlender b.safe Cap GPI 38/400 4x UNF 1/4"

Brand:Bohlender

Capillary connections

No. of blind plugs

No. of fittings

Specifications

Compare models
Capillary connections
3
Material
PPS
No. of blind plugs
2
No. of fittings
3 x 3,2 mm
Thread
GPI 38/400
UNSPSC
41115700

SG $227.92

Inc. GST

Available soon

Product description

The Bohlender b.safe Cap GPI 38/400 4x UNF 1/4" is a high-quality safety cap designed for laboratory and industrial applications requiring secure and leak-proof fluid connections. Made from durable PPS material, it features a freely movable PTFE insert and four UNF 1/4" female threads for connecting capillary tubing with an outer diameter of 3.2 mm. The cap is equipped with three PFA fittings for active lines, two PFA blind fittings for unused ports, and a b.safe air valve with a service life indicator for reliable and safe operation.

Key Features:

  • Brand: Bohlender
  • Material: PPS with freely movable PTFE insert
  • Thread: GPI 38/400
  • Capillary Connections: 4 x UNF 1/4" female threads (for 3.2 mm OD tubing)
  • Fittings: 3 x PFA fittings for active connections
  • Blind Fittings: 2 x PFA blind fittings
  • Air Valve: b.safe air valve with service life indicator
  • Application: Ideal for chromatography, solvent storage, and laboratory setups requiring reliable and secure fluid handling

Scope of Supply:

  • PFA fittings (3 active)
  • PFA blind fittings (2)
  • Air valve with service life indicator

This cap is suitable for use in various laboratory settings, including chromatography, solvent storage, and other applications requiring secure sealing and easy access to sample containers.

Accessories

Air valves, PP

ProductMaterialØMfr#Part#AvailabilityPrice
PP20 mmM 505-016.313 842In stockSG $142.68
PP20 mmM 505-026.313 843In stockSG $379.86
PP20 mmM 505-056.313 844In stockSG $1,584.32

Fittings, PFA, for Caps and Waste Caps

ProductMaterialColourMfr#Part#AvailabilityPrice
PFAGreenM 501-064.681 835SG $122.30
PFAVioletM 501-114.681 836SG $122.30
PFAGreyM 501-124.681 837SG $122.30
PFAWhiteM 501-154.681 838SG $122.30
PFABlueM 501-164.681 839SG $122.30
PFARedM 501-174.681 840SG $124.15
PFAYellowM 501-184.681 841SG $120.44

Compare similar models

b.safe Cap GPI 38/400 4x UNF 1/4"
Available soon
Bohlender b.safe Cap GPI 38/400 4x UNF 1/4"

SG $227.92

Inc. GST

Manufacturer P/N

M 138-03

Part Number

4.681 543

Manufacturer

Bohlender

Capillary connections

3

b.safe Cap GPI 38/400 2x UNF 1/4"
Available soon
Bohlender b.safe Cap GPI 38/400 2x UNF 1/4"

SG $205.68

Inc. GST

Manufacturer P/N

M 138-01

Part Number

4.681 541

Manufacturer

Bohlender

Capillary connections

1

b.safe Cap GPI 38/400 3x UNF 1/4"
Available soon
Bohlender b.safe Cap GPI 38/400 3x UNF 1/4"

SG $216.80

Inc. GST

Manufacturer P/N

M 138-02

Part Number

4.681 542

Manufacturer

Bohlender

Capillary connections

2

Frequently asked questions

It is a high-quality safety cap designed for laboratory and industrial applications requiring secure and leak-proof fluid connections. Made from durable PPS material, it features a freely movable PTFE insert and four UNF 1/4" female threads for connecting capillary tubing with an outer diameter of 3.2 mm. The cap is equipped with three PFA fittings for active lines, two PFA blind fittings for unused ports, and a b.safe air valve with a service life indicator for reliable and safe operation.

Insights

Explore
Cleaning Lab Glassware: Removing Stubborn Residue

1 min read

Cleaning Lab Glassware: Removing Stubborn Residue

Cleaning laboratory glassware properly is essential for accurate, safe, and repeatable lab work. This guide explains how to remove stubborn residue from beakers, flasks, bottles, volumetric glassware, and other lab glassware, including grease, dried salts, biological residue, stains, and burnt deposits. It also covers safe cleaning methods, common mistakes, drying and storage tips, and when damaged glassware should be replaced.

Read full story
How to Calibrate Your Pipettes to ISO 8655 Standards

1 min read

How to Calibrate Your Pipettes to ISO 8655 Standards

Pipette calibration helps laboratories confirm that liquid handling results remain accurate, repeatable, and traceable. This guide explains how pipettes are calibrated to ISO 8655 standards, including gravimetric testing, environmental control, correct tip selection, volume testing, calibration records, and common mistakes to avoid. It also covers when to use in-house calibration and when an external calibration service may be more suitable.

Read full story
Molarity and Dilution Calculator

1 min read

Molarity and Dilution Calculator

A free molarity and dilution calculator covering four essential lab calculations: C1V1=C2V2 dilution (solve for any unknown), molarity from mass, mass from molarity, and serial dilution table generation. Includes worked examples, a concentration units guide and step-by-step preparation instructions for every result.

Read full story
Buffer Preparation Calculator

1 min read

Buffer Preparation Calculator

Free online buffer preparation calculator. Select your buffer system, enter target pH, concentration and volume, and get an exact lab-ready recipe with reagent masses and step-by-step instructions. Covers PBS, Tris-HCl, sodium phosphate, acetate, HEPES, MOPS and more.

Read full story

SG $227.92

Inc. GST