CHEMGLASS CG-1402-15 Glass Frit Buchner Filter Funnel 60ML

( Brand: Chemglass ), ( Manufacturer Part Number: CG-1402-15 ), ( Part Type: Filter ), ( Intended Use/discipline: Biological Laboratory, Dental Laboratory, Microbiological Laboratory, Medical Laboratory, Physical Laboratory ), ( Country Of Origin: United States ), ( Unit Type: Unit ), ( Additional Information: Surplus Laboratory Consumable Supplies )

Review CHEMGLASS Glass 60ml Medium Frit Buchner Filter Funnel

The **Chemglass CG-1402-15 Glass 60 mL Frit Buchner Filter Funnel** is a precision-engineered laboratory accessory designed for efficient and reliable filtration processes in chemical, biological, and pharmaceutical research settings. Crafted from high-quality borosilicate glass (Type 1, Class A), this funnel combines durability with exceptional chemical resistance, ensuring long-term performance even when exposed to aggressive solvents, acids, or bases. Its robust construction minimizes the risk of cracking or contamination, making it a dependable choice for routine and high-stakes filtration tasks.

The funnel features a **60 mL capacity**, providing a balanced size for medium-scale filtrations while maintaining ease of handling. Its **fritted disc** typically rated at a fine porosity (often 1 4 or 4 10, depending on the specific variant) allows for rapid and thorough separation of solids from liquids, whether for vacuum filtration, suction filtration, or gravity filtration applications. The frit s uniform pore structure ensures consistent flow rates and minimizes clogging, reducing downtime and improving workflow efficiency.

The design incorporates a **standard 29/45 ground glass joint**, compatible with most laboratory glassware, including filter flasks and vacuum systems, ensuring seamless integration into existing setups. The funnel s **smooth, tapered body** facilitates easy assembly and disassembly, while its **reinforced rim** prevents breakage during handling. Additionally, the funnel s **clear borosilicate glass** allows for visual monitoring of the filtration process, enabling operators to track progress and adjust parameters as needed.

Ideal for applications such as recrystallization, extraction, and sample preparation, the **Chemglass CG-1402-15** is engineered to meet rigorous laboratory standards. Its compatibility with both vacuum and gravity filtration methods, along with its resistance to thermal shock, makes it a versatile tool for a wide range of experiments. Whether used in academic research, industrial synthesis, or quality control testing, this funnel delivers precision, reliability, and ease of use, reinforcing its status as an essential component in any well-equipped laboratory.

**Pros and Cons of buying a Chemglass CG-1402-15 Glass 60ml Frit Buchner Filter Funnel**

### **Pros**

1. **Durability and Chemical Resistance** Made from borosilicate glass (likely Type I or III), this funnel is resistant to most acids, bases, and organic solvents, making it suitable for a wide range of laboratory applications. It will not degrade or leach contaminants over time, ensuring reliable filtration results.

2. **Precision Filtration** The fritted disc (likely medium or fine porosity, depending on the specific variant) provides efficient separation of solids from liquids, reducing clogging and improving filtration speed compared to plain glass funnels. This is particularly useful in vacuum filtration, where rapid and clean separation is critical.

3. **Compatibility with Standard Laboratory Equipment** The funnel is designed to fit standard Buchner funnels and vacuum filtration setups, including filter flasks and vacuum pumps. Its dimensions (60ml capacity) make it ideal for small- to medium-scale laboratory procedures, such as recrystallization, drying solids, or preparing samples for analysis.

4. **Reusability and Cost-Effectiveness** Unlike disposable plastic or paper filters, this glass funnel can be cleaned and reused multiple times, reducing long-term costs. Proper cleaning with solvents and water ensures it remains functional for years, provided it is handled carefully to avoid breakage.

5. **Transparency and Clarity** The glass material allows for visual monitoring of the filtration process, ensuring you can observe when the filtration is complete or if clogging occurs. This is harder to achieve with opaque plastic alternatives.

6. **Compatibility with Vacuum Systems** The design is optimized for use with vacuum filtration, which accelerates the process and reduces manual effort. This is especially valuable in time-sensitive experiments or large-scale preparations.

7. **High-Quality Construction** Chemglass is a reputable manufacturer known for producing precision laboratory glassware. The funnel is likely well-toleranced, ensuring a snug fit with other components in your setup, which minimizes leaks and improves efficiency.

- Recrystallization of organic compounds.

- Drying solids under vacuum.

- Preparing samples for chromatography or spectroscopy.

- Filtration in analytical chemistry (e.g., gravimetric analysis).

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### **Cons**

1. **Fragility** Glass is brittle and can shatter if dropped or subjected to thermal shock (e.g., rapid heating or cooling). This poses a risk of injury and potential contamination if the glass breaks during use. Careful handling is required, especially in busy or high-traffic labs.

2. **Cleaning and Maintenance** While reusable, glass funnels require thorough cleaning to remove residues, particularly if they have been used with sticky or corrosive substances. This may involve soaking in strong solvents (e.g., acetone, ethanol) or using brushes to dislodge trapped particles. Improper cleaning can lead to cross-contamination between experiments.

3. **Weight and Portability** Glass is heavier than plastic alternatives, which can make the funnel less convenient for fieldwork or mobile laboratories. Moving it between stations may require additional care to avoid breakage.

4. **Cost** Compared to disposable plastic or paper filters, a high-quality glass Buchner funnel is an upfront investment. However, the long-term savings from reusability often outweigh this cost, especially in academic or industrial settings where glassware is standard.

5. **Limited Porosity Options** The CG-1402-15 may come with a fixed frit porosity (e.g., coarse, medium, or fine). If your application requires a specific pore size (e.g., for very fine particles or large molecules), you may need to purchase a different variant or use additional filtration steps.

6. **Thermal Expansion Risks** If the funnel is heated (e.g., to dry residues), uneven heating can cause stress cracks. While borosilicate glass is more resistant than soda-lime glass, it is not immune to thermal shock, so gradual heating is recommended.

7. **Space Requirements** Glassware takes up more storage space than compact plastic alternatives. If lab space is limited, this may be a consideration, though the trade-off in durability and performance often justifies the extra room.

8. **Potential for Scratches or Damage** Over time, the glass surface may develop scratches from abrasive materials or cleaning tools, which can affect its appearance and, in extreme cases, its structural integrity. While this rarely compromises functionality, it may indicate wear that warrants replacement.

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### **Conclusion**

The Chemglass CG-1402-15 glass 60ml frit Buchner filter funnel is a high-quality, versatile tool for laboratory filtration that excels in durability, chemical resistance, and precision. Its advantages such as reusability, compatibility with standard equipment, and transparency make it an excellent choice for most laboratory settings where glassware is preferred. However, its fragility, maintenance requirements, and higher initial cost compared to disposable options may pose challenges in certain environments, particularly those with limited resources or high turnover of consumables.

For **academic research labs, pharmaceutical development, or analytical chemistry applications**, where reliability and chemical compatibility are critical, this funnel is highly recommended. In **teaching labs or high-volume industrial settings** where cost and convenience are prioritized, the trade-offs may warrant consideration of alternatives (e.g., durable plastic funnels or disposable systems), though these often lack the performance and longevity of glass.

- You work in a lab where glassware is standard and safety protocols are strictly followed.

- Your experiments require high-purity filtration and reusability.

- You have the space and resources to clean and maintain glass equipment properly.

- Your lab frequently handles fragile or high-volume samples where breakage risk is a concern.

- Budget constraints make disposable or lower-cost plastic options more practical.

- Your applications do not require the chemical resistance or precision of glass.

In most professional laboratory settings, the benefits of this funnel outweigh its drawbacks, making it a worthwhile investment for long-term use.

Details:

Very minor chip on end of drip tip, otherwise no chips or cracks throughout. Used item in great condition. See pictures for details.

part #: cg140215 prices

• $11.83-$60.50

specifications plasticwarelabsuppy:

• brand: Chemglass
• mpn: Cg-1402-15
• part type: Filter
• intended use/discipline: Biological Laboratory, Dental Laboratory, Microbiological Laboratory, Medical Laboratory, Physical Laboratory
• country of origin: United States
• unit type: Unit
• additional information: Surplus Laboratory Consumable Supplies

seller plasticwarelabsuppy:

• # reviews: 7671
• city: Cotati, California
• rating: 99.9%

payments plasticwarelabsuppy:

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returns plasticwarelabsuppy:

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

general plasticwarelabsuppy:

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

offer plasticwarelabsuppy:

• quantity: 1
• sold: 0
• started: April 3, 2026
• options: Ship-to-home
• availability: In Stock

shipping plasticwarelabsuppy:

• carrier: USPS, FedEx
• transit: 7-13 Days
• service: USPS First Class, FedEx 2Day, FedEx Standard Overnight
• type: Fixed
• cost: $0.00
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