A Complete Guide to the Reagent Bottle | Westlab Australia

Reagent Bottle

A Complete Guide to the Reagent Bottle | Westlab Australia

Posted on the 1st of Jun 2023 by Westlab

As a hub for premium lab supplies online, Westlab Australia is committed to delivering top-notch products and insightful knowledge to its patrons. One such fundamental yet crucial laboratory item is the Reagent Bottle. But what is this bottle, and why is it so indispensable in laboratory procedures? In this blog, we’ll explore what these bottles are, their use, and multiple applications in the laboratory.

What is a Reagent Bottle?

A reagent bottle is a special container typically used in laboratories to store chemical reagents or solutions for research and experimental purposes. Renowned for its robust design, it provides safe storage, transport, and usage of volatile, corrosive, or otherwise hazardous substances.

Types of Reagent Bottles

There are distinct types of Laboratory Reagent Bottles based on material, size,  and opacity. These features allow for further customization and adaptation to specific laboratory needs.

1. On the Basis of Material

When categorized on the basis of materials, there are predominantly two types: – plastic and glass bottles.

  • Plastic Reagent Bottles

Plastic Reagent Bottles are lightweight, durable, and resistant to breakage, making them suitable for transporting and storing many solutions. They are typically constructed from polypropylene, polystyrene, or HDPE (high-density polyethylene), each offering unique benefits such as chemical resistance or clarity.

  • Glass Reagent Bottles

Glass reagent bottles, on the other hand, are prized for their ability to withstand high temperatures, resist corrosion, and provide a high degree of clarity. They are usually made from borosilicate glass, renowned for its low coefficient of thermal expansion and high chemical resistance.

2. On the Basis of Mouth Size

The mouth size of this lab bottle significantly influences its practicality in a laboratory setting.

  • Wide Mouth Reagent Bottle

Reagent Bottle Wide Mouth offers easy filling and convenient retrieval of contents. They are particularly useful when working with solid substances or viscous liquids, where a wider opening can facilitate easy insertion and mixing. The broad mouth also allows for more effortless cleaning and maintenance of the bottle.

  • Narrow Mouth Reagent Bottle

Narrow-mouth reagent bottles, on the other hand, are designed for better control while pouring. They are ideal for procedures that require precise dispensing of liquid reagents, minimizing the risk of spillage and wastage. The choice between a narrow or wide mouth depends primarily on the reagent's nature and the lab procedure's requirements.

3. On the Basis of Opacity

The opacity of these lab reagent bottles is another vital factor to consider, especially when dealing with light-sensitive substances.

  • Transparent Reagent Bottles

Transparent bottles allow for easy visibility of the contents. This feature aids in rapidly identifying the substance inside and allows for visual inspection of the solution’s clarity, colour, and consistency.

  • Amber Reagent Bottles

Amber bottles, conversely, are designed to protect light-sensitive reagents from damaging UV rays. Their darkened colour filters out harmful light, thus prolonging the life of photosensitive substances.

4. On the Basis of Size

They come in various sizes to suit the diversity of laboratory needs. Common bottle sizes include 100 ml, 250 ml, 500 ml, 1000 ml (1 liter), and 2000 ml (2 liter). The capacity of the Best Reagent Bottle you select can significantly influence the accuracy and convenience of your lab procedures.

  • 100 ml and 250 ml Reagent Bottles

The smaller 100 ml and 250 ml bottles are often used for storing and handling precious or potent substances. Their compact sizes make them easy to handle, transport, and store. They are ideal for procedures requiring a smaller volume of reagents or for storing rare and expensive chemicals.

  • 500 ml Reagent Bottles

The 500ml Reagent Bottles are exceptionally versatile, balancing volume and portability. They are large enough to store ample quantities of reagents yet compact enough to handle and store conveniently. They are often used in standard lab procedures requiring moderate quantities of substances.

  • 1000 ml and 2000 ml Reagent Bottles

The 1000 ml (1 liter) and 2000 ml (2 liter) bottles, on the other hand, are well suited for larger-scale experiments or for storing bulk quantities of commonly used reagents. Their large volume makes them ideal for experiments requiring substantial quantities of solutions, reducing the need for frequent refilling. Moreover, they serve as excellent storage containers for solutions frequently used in the lab, facilitating easy dispensing of the substance whenever required.

Hence, whether it's a plastic or glass, wide or narrow mouth, transparent or amber, each bottle type has unique characteristics that cater to various laboratory needs, ensuring flexibility and efficiency in your laboratory processes.

Uses of Reagent Bottles

These laboratory bottles are integral to various fields, from medical and healthcare sectors to scientific laboratories, owing to their versatility and indispensability.

1. Medicine and Healthcare

These bottles find significant use in the medical and healthcare industry. They serve as reliable storage for clinical chemistry reagents used in various diagnostic tests, including those for calcium, urea, total protein, and lithium. These tests yield critical information about a patient's health, enabling accurate diagnosis, treatment, and monitoring. The integrity of these substances is maintained within the bottles, ensuring reliable test results.

2. Science Laboratory

These bottles play a crucial role in the operational efficiency of science laboratories. It can be used for storage purposes as well as protecting light-sensitive substances. Further details about its uses are the following:

  • Storage of chemicals: As storage units for liquid or powder-form chemicals, these bottles contribute to a well-organized and efficient laboratory environment. Their specific caps or stoppers are designed to maintain the stability and purity of stored substances, thereby streamlining lab operations and promoting a safe and orderly workspace.
  • Protection of light-sensitive substances: Certain bottles have added functionalities, such as amber-colored bottles, designed to safeguard light-sensitive substances. These bottles, crafted from high-quality borosilicate glass, shield the stored chemicals from harmful light and ultraviolet rays. Thus, they serve dual roles: storage and protection, ensuring the longevity and efficacy of photosensitive chemicals.

Therefore, reagent bottles offer more than just storage; they play an instrumental role in medical diagnostics, lab organization, and the protection of light-sensitive substances. The diverse sizes offered by Westlab Australia cater to a wide range of laboratory needs, ensuring the availability of the right size bottle for every experiment.

Westlab Australia - Your Trusted Laboratory Bottles Provider

You can find the best quality and reliable lab supplies online at Westlab Australia, including the Reagent Bottles In Bulk. Whether it’s a small-scale academic laboratory or a large industrial research facility, the significance of quality lab supplies cannot be overstated. Hence, understanding your lab essentials like Beakers and Flasks contributes to smooth and efficient operations.

Our relentless commitment to quality and service gives you only the best in products and customer care. Order premium lab equipment online from Westlab Australia and streamline your clinical and laboratory processes today.


1. Where can I buy the best lab supplies online in Australia?

Westlab Australia is a trusted provider of lab supplies online, offering a wide range of high-quality lab supplies online, including bottles, beakers, flasks, and much more, directly from their website.

2. What are the different uses of a reagent bottle?

These bottles are used for storing and dispensing chemicals, protecting light-sensitive substances, and serving as containers for clinical chemistry reagents in healthcare diagnostics.

3. What is the difference between a reagent bottle wide mouth and narrow mouth?

A wide-mouth bottle allows for easy filling and cleaning, while a narrow-mouth bottle provides better control when pouring liquids, minimizing spillage.

2023-06-01 08:41:00
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