CHEMGLASS Trap Rotary Evaporator Glass 801234877228

( Brand: Chemglass ), ( Part Type: Trap ), ( Intended Use/discipline: Biological Laboratory, Dental Laboratory, Medical Laboratory, Microbiological Laboratory, Physical Laboratory ), ( Unit Type: Unit ), ( UPC: 801234877228 )

Review CHEMGLASS Cold Trap Rotary Evaporator Glass Assembly Used

The Chemglass 801234877228 Rotary Evaporator Trap is a precision-engineered glass component designed to enhance the efficiency and safety of laboratory-scale evaporation processes in rotary evaporators. Crafted from high-quality borosilicate glass (Type 1, meeting ASTM E438 standards), this trap is built to withstand the rigorous demands of solvent recovery, distillation, and concentration tasks, ensuring durability and resistance to chemical corrosion over extensive use. Its sleek, tapered design features a robust 24/40 standard taper joint at the top, allowing for seamless and leak-proof connection to the rotary evaporator s condenser assembly, while the bottom is equipped with a 19/22 joint for secure attachment to the collection flask or receiving vessel. The trap s internal geometry is optimized to maximize surface area for efficient solvent vapor condensation, minimizing carryover and reducing the risk of contamination during the evaporation cycle. Constructed with a clear, uncoated glass surface, it provides unobstructed visibility of the condensation process, enabling operators to monitor the progress and adjust parameters with precision. This trap is particularly well-suited for applications involving temperature-sensitive compounds, as its design minimizes thermal stress and ensures gentle solvent recovery, preserving the integrity of heat-labile substances. Whether used in pharmaceutical synthesis, organic chemistry, or analytical laboratories, the Chemglass 801234877228 Rotary Evaporator Trap delivers reliable performance, combining functionality with the chemical resistance and clarity that borosilicate glass is renowned for.

**Pros and Cons of buying a Chemglass 801234877228 Rotary Evaporator Glass Assembly**

### **Pros**

1. **High-Quality Construction** Chemglass is a well-established manufacturer known for durable, precision-engineered glassware. The components are designed to withstand repeated use in laboratory settings, reducing the risk of breakage or leaks during evaporation processes.

2. **Compatibility with Major Rotary Evaporator Systems** This glass assembly is designed to fit standard rotary evaporators (e.g., from Buchi, Heidolph, or similar brands), ensuring seamless integration with existing or new equipment. The part number suggests it is part of a modular system, allowing for easy replacement or upgrade of individual components.

3. **Efficient Evaporation Performance** The design of the trap (likely a cold finger or Liebig condenser) and the receiving flask ensures efficient condensation and collection of solvents. This minimizes solvent loss and maximizes yield, which is critical for experiments requiring precise control over evaporation rates.

4. **Chemical Resistance** Chemglass glassware is typically made from borosilicate glass (e.g., Type 3.3 or similar), which is resistant to most organic solvents, acids, and bases. This makes it suitable for a wide range of applications, including extraction, concentration, and purification processes.

5. **Cleanability and Sterility** Glass surfaces are easier to clean and sterilize compared to plastic or metal components, reducing contamination risks in sensitive applications like pharmaceutical or biochemical research.

6. **Long-Term Durability** Properly maintained Chemglass components can last for years, making it a cost-effective investment over time. The absence of plastic or rubber seals (in the glass assembly) also reduces the risk of degradation from solvent exposure.

7. **Standardized Dimensions** The part number indicates a standardized design, meaning it is likely to be compatible with other lab equipment or accessories from Chemglass or third-party suppliers, simplifying inventory management.

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### **Cons**

1. **Fragility** Glass is inherently brittle, and while Chemglass products are robust, they are still susceptible to thermal shock, mechanical impact, or improper handling. Dropping or mishandling the assembly could lead to costly damage or breakage.

2. **Limited Flexibility** Unlike plastic or metal components, glass cannot be easily modified or repaired if damaged. Replacement parts may be required, which could add to maintenance costs.

3. **Weight and Portability** Glass assemblies are heavier than plastic alternatives, which can make setup and transport more cumbersome, especially in shared lab spaces or fieldwork settings.

4. **Cost** High-quality Chemglass products are generally more expensive upfront compared to lower-grade or generic glassware. While this is offset by durability, it may be a barrier for small labs or individual researchers on tight budgets.

5. **Potential for Leaks or Condensation Issues** If the trap or joints are not properly sealed (e.g., with PTFE tape or grease), leaks or inefficient condensation can occur. This requires careful assembly and regular maintenance to ensure optimal performance.

6. **Compatibility Dependencies** While the assembly is designed for standard rotary evaporators, compatibility may vary slightly depending on the specific model of the evaporator. Users should verify dimensions and connections before purchase to avoid mismatches.

7. **Maintenance Requirements** Glass components must be cleaned thoroughly after use to prevent residue buildup, which can affect future experiments. Improper cleaning (e.g., using abrasive materials) can also damage the glass over time.

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### **Conclusion**

The Chemglass 801234877228 rotary evaporator glass assembly is a reliable, high-performance component for laboratories requiring precision and durability in evaporation processes. Its borosilicate glass construction ensures chemical resistance and longevity, while its standardized design promotes compatibility with major evaporator systems. However, the fragility of glass, higher initial cost, and maintenance needs must be carefully considered, particularly in environments where equipment is frequently moved or subjected to rough handling.

For researchers or labs prioritizing quality, reproducibility, and long-term use, this assembly is a strong choice. Conversely, users with limited budgets, frequent equipment transport needs, or applications involving highly abrasive or corrosive substances may need to weigh the trade-offs against alternatives like reinforced plastic or metal components.

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### **Recommendation**

- You are working in a stable lab environment where equipment is handled with care.

- Your experiments require high-purity results and minimal solvent loss.

- You already own or plan to purchase a compatible rotary evaporator system.

- Budget constraints allow for an investment in durable, long-term glassware.

- Your lab frequently moves equipment or operates in field conditions where fragility is a concern.

- You are working with highly aggressive chemicals that may degrade glass over time (though Chemglass products are generally resistant, some extreme conditions may still pose risks).

- Cost is a critical factor, and you can find equally effective (though potentially lower-quality) glassware at a reduced price.

- Always follow Chemglass assembly and maintenance guidelines to maximize the lifespan of the components.

- Store the assembly in a protective case or container when not in use to prevent damage.

- Regularly inspect for cracks, corrosion, or seal wear and replace parts as needed.

- If possible, purchase from an authorized Chemglass distributor to ensure authenticity and access to technical support.

Details:

Made from high-quality brisket glass, it provides excellent chemical and thermal resistance for laboratory applications. The included metal clamp exhibits some wear. There is visible plastic coating cracking and wear around the upper section see photos, but it remains suitable for parts or limited functional use. This Chemglass cold trap glass assembly is designed for rotary evaporator systems and functions as a vapor condensation collection component.

The unit includes a metal clamp and features ground glass joints for secure connections. It displays visible cracks on the plastic coating near top collar and stress marks main body.

specifications plasticwarelabsuppy:

• brand: Chemglass
• part type: Trap
• intended use/discipline: Biological Laboratory, Dental Laboratory, Medical Laboratory, Microbiological Laboratory, Physical Laboratory
• unit type: Unit
• upc: 801234877228

payments plasticwarelabsuppy:

• other
• wallet: Google-pay
• credit card: Visa

returns plasticwarelabsuppy:

• method: Money back
• paid by: Buyer
• policy: Returns Accepted
• time: 30 Days

shipping plasticwarelabsuppy:

• cost: $0.00
• class: Standard, Expedited
• service: UPS Ground, Expedited
• transit: 6-10 Days
• type: Fixed
• carrier: UPS

offer plasticwarelabsuppy:

• sold: 0
• best offers: True
• availability: In Stock
• started: February 13, 2026
• options: Ship-to-home
• quantity: 1

general plasticwarelabsuppy:

• Medical, Lab Dental Supplies > Glassware Plasticware > Other Medical Lab Glassware
• condition: Used

seller plasticwarelabsuppy:

• # reviews: 1668
• city: Fairfield, California
• rating: 99.9%

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