
( Brand: Fisherbrand ), ( Manufacturer Part Number: 03-339-27B ), ( Part Type: Vial Cap Case ), ( Unit Type: Unit ), ( Intended Use/discipline: Biological Laboratory )
The **Fisherbrand 03-339-27B Glass Vials with Polypropylene Caps (1 dram, 144-count)** is a high-quality, laboratory-grade packaging solution meticulously designed for precise sample storage, handling, and analysis in research, clinical, and industrial settings. Crafted from **borosilicate glass (Type I, conforming to USP/EP standards)**, these vials offer exceptional chemical resistance, thermal stability, and optical clarity, ensuring accurate measurements and reliable sample integrity over extended periods. Each vial features a **smooth, tapered neck** with a **1 dram ( 3.7 mL) capacity**, providing ample volume for a wide range of liquid, semi-solid, or small particulate samples while minimizing dead space. The **polypropylene screw caps**, equipped with a **PTFE-lined septum**, deliver an airtight seal that prevents contamination, evaporation, and cross-reactivity, making them ideal for volatile or sensitive substances such as organic solvents, biological samples, or pharmaceutical formulations. The caps are designed with a **standard 13mm screw thread**, ensuring compatibility with most laboratory automation systems, vortex mixers, and sealing tools, while their **clear polypropylene construction** allows for easy identification and inventory management. The **144-count pack** offers a cost-effective solution for laboratories requiring bulk storage, with each vial featuring a **unique, color-coded band** (in this case, blue) for easy batch or sample tracking. Additionally, the vials are **sterilizable via autoclave (up to 121 C) and compatible with common laboratory cleaning agents**, including ethanol, acetone, and mild detergents, ensuring durability and reusability across diverse workflows. Whether used for **sample preparation, chromatography, mass spectrometry, or long-term storage**, these vials combine precision engineering with practical versatility, making them an indispensable component in any rigorous analytical environment.
### **Pros and Cons of Buying Fisherbrand 03-339-27B Glass Vials with Polypropylene Caps (1 dram, 144-count)**
#### **Pros:**1. **High-Quality Glass Construction** Fisherbrand vials are made from borosilicate glass, which is chemically resistant, durable, and suitable for a wide range of applications, including laboratory storage, sample preparation, and chemical analysis. This material minimizes contamination risks and ensures long-term stability for stored substances.
2. **Polypropylene Caps for Secure Sealing** The polypropylene caps provide a tight, leak-proof seal, reducing evaporation and contamination. They are also resistant to many solvents and chemicals, making them ideal for sensitive samples.
3. **Standardized Sizing (1 dram 4 mL)** The 1-dram size is a common volume in laboratories, making these vials compatible with most lab equipment, pipettes, and storage systems. This consistency simplifies workflow and reduces the need for additional adapters or conversions.
4. **Compatibility with Common Lab Practices** These vials are widely used in research, pharmaceutical, and industrial settings, meaning they are easy to source replacements for if needed. They are also compatible with standard lab sealing methods, such as crimping or heat sealing.
5. **Cost-Effective for Bulk Purchases** Buying in a 144-count pack offers a good balance between quantity and affordability, reducing per-unit costs compared to smaller quantities. This makes them a practical choice for labs or facilities with moderate to high demand.
6. **Automation-Friendly** The uniform shape and size of these vials make them suitable for use in automated liquid handling systems, reducing human error and increasing efficiency in high-throughput environments.
7. **Brand Reputation** Fisher Scientific is a trusted name in laboratory supplies, known for reliability, quality control, and adherence to industry standards. This reduces the risk of receiving substandard or inconsistent products.
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#### **Cons:**1. **Higher Upfront Cost Compared to Disposable Alternatives** While durable, these vials are more expensive than single-use plastic or disposable alternatives. If cost is a primary concern and samples are not reused, cheaper options may be preferable.
2. **Potential for Breakage** Glass vials are fragile and can shatter if dropped or mishandled, leading to spills, contamination, or injury. This requires careful handling and storage to prevent accidents.
3. **Limited Reusability in Some Cases** While borosilicate glass is durable, repeated exposure to aggressive chemicals or extreme temperatures may eventually degrade the vials, reducing their lifespan. This may not be cost-effective for highly corrosive or abrasive substances.
4. **Incompatibility with Certain Applications** Some samples, particularly those requiring sterile or sterile-filtered conditions, may not be suitable for glass vials due to potential microbial contamination or difficulty in sterilization. Plastic alternatives may be better in such cases.
5. **Storage and Organization Challenges** Glass vials require careful storage to prevent breakage (e.g., in racks or sealed containers). They also take up more space than some plastic alternatives, which may be a consideration in labs with limited storage.
6. **Potential for Glass Particles in Samples** If the vials are not properly cleaned or if they degrade over time, tiny glass particles could contaminate samples, affecting experimental results. This risk can be mitigated with thorough cleaning and inspection.
7. **Lead Time for Replacements** While widely available, ordering additional vials may take time, especially if stock is low. This could disrupt workflows in urgent situations.
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### **Conclusion:**Fisherbrand 03-339-27B glass vials with polypropylene caps are an excellent choice for laboratories and research settings where **durability, chemical resistance, and compatibility with a wide range of samples** are prioritized. Their borosilicate glass construction and secure sealing make them ideal for long-term storage, repeated use, and high-precision applications. However, they are not the best option for **budget-conscious users, high-risk breakage environments, or applications requiring single-use or sterile conditions**.
The **144-count pack strikes a good balance between cost and quantity**, making them a practical investment for labs with moderate to high demand. If breakage is a concern, consider using protective racks or alternatives like polypropylene vials. For applications involving highly corrosive substances or sterile environments, evaluate whether glass is truly necessary or if plastic alternatives would be more suitable.
### **Recommendation:** **Buy these vials if:**- You need **durable, reusable vials** for long-term storage or repeated use.
- Your samples are **not highly corrosive or sterile-sensitive**.
- You require **standardized sizing** compatible with lab equipment.
- You prioritize **quality and reliability** over cost savings.
**Consider alternatives if:**- You are working with **highly volatile or sterile samples** (e.g., cell cultures, PCR samples).
- **Budget is a major constraint**, and disposable or plastic vials are sufficient.
- **Breakage risk is high** (e.g., fieldwork, rough handling environments).
- You need **single-use vials** for compliance or safety reasons.
For most general laboratory applications, these vials are a **strong, cost-effective choice** that balances performance and practicality.
Fisherbrand 03-339-26B Type I Glass Vials w/ Caps 1DR 144 x 3, 144 per box 3 Boxes Total-432 Total, Please look at all photos for details .: Buyer pays shipping, which is determined by buyers zip code. #MED040326-A3.