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How to Set Standards for Leak Rate Testing with Labthink Leak and Seal Strength Tester

March 17th, 2026 No comments

When it comes to ensuring product safety and performance, leak testing is essential. Whether you’re testing packaging materials, bottles, or other flexible products, the leak rate test plays a pivotal role in maintaining quality control. At Labthink, we specialize in providing reliable and precise leak and seal strength testers that help businesses across industries adhere [...]

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What is the difference between seal strength and seal integrity?

March 13th, 2026 No comments

Understanding the seal strength and seal integrity is fundamental for ensuring package quality and safety. This knowledge helps you prevent product loss, maintain sterility, and meet regulatory requirements. By clearly defining these two properties, we aim to provide you with a solid foundation for your packaging validation processes. This clarity allows for more targeted testing [...]

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What are the different types of seal integrity test methods used in the packaging industry?

February 10th, 2026 No comments

Ensuring package seal integrity is critical for product safety and shelf life. We understand that selecting the right test method is essential for your quality control process. This overview covers several common techniques used to identify leaks and weak seals. Our goal is to provide clear information to help you make informed decisions for your [...]

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2026 Pharma Guide – Efficient Container Closure System Qualification for Biologics

February 10th, 2026 No comments

To accelerate time-to-market for life-saving therapies, manufacturers must move toward data-driven Container Closure System (CCS) qualification. By leveraging high-precision, nondestructive testing, teams can ensure regulatory compliance and patient safety throughout the product lifecycle. The Challenge: Biologic Sensitivity Biologics (vaccines, monoclonal antibodies) are highly sensitive. Infinitesimal ingress of oxygen or microbes can trigger protein aggregation or [...]

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How to Improve SBS Integrity with Labthink C660 and C690 Leak Testers

February 9th, 2026 No comments

Sterile Barrier System (SBS) is the minimum package that prevents the ingress of microorganisms and allows aseptic presentation of the product at the point of use. To maintain the highest levels of safety, manufacturers are increasingly turning to advanced instrumentation like the Labthink C660B and C660M to validate and monitor their packaging performance. This article [...]

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Ensuring Accurate Leak Detection in Packaging: Labthink’s Advanced Testing Solution

February 5th, 2026 No comments

Understanding the accuracy of leak detection is fundamental for ensuring product safety and shelf life. As a supplier, we know that precise leak data helps you prevent costly recalls and maintain brand reputation. This article explains the factors that influence the reliability of leak detection methods. Our goal is to provide clear, factual information to support your quality control decisions.

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Vacuum Leak Testing for Package Integrity: Labthink’s Solutions and Best Practices

January 20th, 2026 No comments

A vacuum leak test is a non-destructive quality control procedure used to identify and locate leaks in sealed packages or containers. The test involves placing the packaged item inside a sealed chamber and evacuating the air to create a vacuum. If a leak is present, air or gas will escape from the package into the chamber. This is detected either by a pressure rise in the evacuated chamber in the Vacuum Decay method setup, or by observing bubbles escaping from the package while submerged in a water bath in the Bubble Emission method setup. This method is essential for verifying the seal integrity of packaging, ensuring it protects the contents from environmental factors. The reliability of this test depends on the use of calibrated precision test instruments to apply and monitor the vacuum level accurately. It is widely applied in industries like food, pharmaceuticals, and medical devices to prevent contamination and preserve product shelf life.

Container Closure Integrity Testing (CCIT) for Pharmaceutical Sterile Barrier Packaging

May 12th, 2025 No comments

CCIT testing is used to evaluate pharmaceutical packaging such as vials, syringes, auto injectors and IV bags for sterile barrier integrity breaches. Refer to test mothod of container closure integrity testing described in USP <1207>, Labthink developped a highly sensitive leak detection system for various types of liquid-filled packaging including, but not limited to pre-filled [...]

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CCIT of Prefilled Syringes – Labthink Leak Detection Technology

May 12th, 2025 No comments

Prefilled syringes (PFSs) have gained increasing preference over traditional vial-based container closure systems (CCSs) for injectable drug products, particularly in scenarios requiring facilitated or self-administered therapies. However, compared to conventional CCSs composed of vials, rubber stoppers, and crimp caps, PFSs exhibit significantly greater structural complexity. This complexity introduces unique challenges in container closure integrity (CCI) [...]

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Container Closure Integrity Testing of Intravenous Bags (IV bags) – Labthink

May 12th, 2025 No comments

IV bags can be effectively tested using Labthink Vacuum Decay technology. Labthink Vacuum Decay technology is capable of detecting package leaks using C690 series package non-destructive leak test systems. The test is conducted by drawing vacuum on the IV bag in the test chamber and monitoring for any changes in vacuum level. In case of [...]

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