Description
Product Overview
The LUERFLEX 250ML 8OZ narrow mouth reagent bottle is engineered from high‑density polyethylene (HDPE), a material celebrated for its chemical resistance, durability, and compliance with FDA 21CFR and USP Class VI standards. Each bottle features a precision‑engineered narrow mouth opening that delivers controlled pouring, minimizing spillage and waste. The translucent body allows quick visual assessment of liquid levels, while the robust polypropylene cap creates a leak‑proof seal that protects contents from contamination and evaporation. Designed for laboratory environments, the bottles are freezer‑safe, enabling users to store temperature‑sensitive reagents without risk of cracking. The pack includes twelve identical bottles, each weighing approximately 1.39 pounds, providing a cost‑effective solution for bulk reagent storage.
![[Product front view showing all components]](https://www.smartright.store/wp-content/uploads/2026/07/f5783a88e89c4bf7bdb3281d75a03bc9.jpg)
Usage
These 250ML bottles are ideal for a wide range of laboratory applications, from chemistry research to quality‑control testing. Their narrow mouth design makes them perfect for precise dispensing of acids, bases, solvents, and other hazardous liquids, reducing the chance of accidental splashes. The HDPE construction resists most organic solvents, ensuring that the bottle walls remain intact even after prolonged exposure. Because the caps are made from polypropylene, they are compatible with a variety of sealing equipment and can be autoclaved if needed. Users in academic teaching labs appreciate the clear visual cue of liquid levels, which aids in instructional demonstrations. The reusable nature of the bottles also supports sustainability initiatives by reducing single‑use plastic waste.
Why Choose Us
Choosing LUERFLEX means selecting a brand with a proven track record in laboratory packaging. Our bottles undergo rigorous quality‑control testing to verify leak‑proof performance, dimensional accuracy, and material integrity. The HDPE resin used is BPA‑free and phthalate‑free, aligning with strict laboratory safety standards. Each bottle is manufactured in a clean‑room environment to prevent particulate contamination, and the caps are designed to maintain a tight seal even after repeated opening and closing cycles. In addition, LUERFLEX offers responsive customer support, providing technical assistance, replacement parts, and guidance on best practices for reagent storage. Our commitment to durability, safety, and environmental responsibility makes these bottles a reliable choice for demanding scientific work.
Key Features
- Leak‑proof polypropylene caps preserve sample integrity and prevent hazardous spills.
- High‑density polyethylene body resists chemicals and is freezer‑safe for low‑temperature storage.
- Narrow mouth design enables precise dispensing, reducing waste and improving accuracy.
- Transparent construction allows quick visual monitoring of liquid levels without opening the bottle.
- LUERFLEX provides dedicated after‑sales support, including technical advice and rapid replacement of defective units.
FAQ
Can these bottles be used with organic solvents?
Yes. The HDPE material is highly resistant to most organic solvents, including alcohols, ketones, and hydrocarbons, making the bottles suitable for a broad range of chemical storage needs.
Are the caps compatible with standard laboratory sealing equipment?
The polypropylene caps are designed to fit common laboratory capping devices and can be autoclaved if required, ensuring a secure seal throughout the lifecycle of the bottle.
What is the maximum temperature these bottles can withstand?
These bottles are freezer‑safe down to –20 °C (–4 °F) and can tolerate typical laboratory ambient temperatures up to 60 °C (140 °F) without deformation.
How many times can the bottle be reused?
When properly cleaned and inspected, the bottles can be reused indefinitely, supporting sustainable laboratory practices and reducing overall consumable costs.
Do the bottles meet any regulatory standards?
Yes. The HDPE resin complies with FDA 21CFR and USP Class VI requirements, and the product is RoHS compliant, BPA‑free, and phthalate‑free.




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