Description
Product Overview
The Globe Scientific 118127G polyethylene flange plug cap is engineered to meet the rigorous demands of modern laboratory work. Crafted from high‑quality polyethylene, the cap offers exceptional chemical resistance, durability, and a smooth, non‑reactive surface that safeguards sample integrity. Its 12 mm flange design provides a tight, leak‑proof seal for standard test tubes, while the vibrant green color enables rapid visual identification, reducing the risk of sample mix‑ups. Each cap features a low‑profile flange that fits securely onto the tube opening without requiring excessive force, ensuring consistent performance across thousands of applications. The product dimensions of 12.5 × 8.25 × 1.75 inches and a lightweight 1.2 lb package make storage and handling straightforward, and the pack of 1,000 caps guarantees that laboratories have a reliable inventory for long‑term projects. ![[Product front view showing all components]](https://www.olvinta.store/wp-content/uploads/2026/07/7f7a60090de44f1297aab2c0f8a7dd6a.jpg)
Usage
These green polyethylene flange plug caps are ideal for a wide range of laboratory settings, including chemistry, biology, environmental testing, and quality‑control labs. They are perfectly suited for sealing test tubes during incubation, storage, and transport, protecting samples from contamination, evaporation, and accidental spillage. The caps’ color‑coded design assists technicians in quickly distinguishing between different sample groups, such as control versus experimental sets, or various reagent types. Because the caps are made from chemically inert polyethylene, they can be used with acidic, basic, and organic solutions without degradation, making them a versatile choice for diverse protocols. Whether you are conducting routine assays, high‑throughput screening, or specialized research, the caps provide a dependable seal that maintains sample integrity throughout the workflow.
Why Choose Us
Globe Scientific has a long history of delivering reliable laboratory consumables, and the 118127G flange plug cap exemplifies this commitment to quality. Each cap undergoes strict quality‑control testing to ensure uniform dimensions, consistent color, and flawless sealing performance. The polyethylene material is sourced from reputable suppliers and processed under controlled conditions to achieve optimal tensile strength and flexibility, reducing the likelihood of cracking or deformation under repeated use. Our manufacturing process adheres to ISO‑9001 standards, and the product is backed by a responsive customer‑service team ready to address any inquiries or concerns. By choosing Globe Scientific, laboratories benefit from a trusted brand, transparent product specifications, and a supply chain that prioritizes reliability and timely delivery.
Key Features
- Durable polyethylene construction resists chemicals and provides long‑term stability.
- 12 mm flange design creates a secure, leak‑proof seal for standard test tubes.
- Bright green color enables fast visual identification and sample organization.
- Pack of 1,000 caps ensures ample inventory for high‑volume laboratory workflows.
- Responsive customer support and easy reordering options for uninterrupted research.
FAQ
What types of chemicals can the polyethylene cap withstand?
The cap is chemically inert to most acids, bases, solvents, and organic reagents commonly used in laboratory settings, making it suitable for a broad range of applications.
Can the caps be autoclaved for sterilization?
Yes, the polyethylene material tolerates standard autoclave cycles without deformation, allowing you to sterilize caps alongside your test tubes if required.
Is the green color standardized across all Globe Scientific caps?
Globe Scientific uses a consistent shade of green for this product line, ensuring uniform visual coding across batches and facilitating reliable sample tracking.
How do I ensure a proper seal when applying the cap?
Press the cap gently onto the tube opening until the flange sits flush; the flexible polyethylene will conform to the tube mouth, creating a tight seal without excessive force.
What is the recommended storage condition for the caps?
Store the caps in a cool, dry environment away from direct sunlight. The polyethylene material remains stable under typical laboratory temperature ranges.






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