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Separating Funnel, Squibb Shape with Ground Glass Stopcock
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Specifications:
| Application | Analytical Chemistry |
| Material | Borosilicate glass |
| Storage Temperature | Room Temperature |
| Product Type | Laboratory Glassware |
| Product Grade | Analytical grade |
The Separating Funnel, Squibb Shape made from Borosilicate Glass 3.3 is a precision laboratory instrument designed for liquid-liquid extraction, phase separation, and solvent partitioning. Engineered with a standard ground glass stopcock and retaining device, this funnel ensures smooth, controlled flow and leak-free operation during analytical procedures.
Supplied with a plastic stopper, the funnel provides secure sealing for safe handling and mixing of immiscible liquids. Its robust borosilicate construction offers excellent resistance to chemicals and thermal stress, making it suitable for demanding laboratory environments.
Key Features & Benefits
High-Quality Borosilicate Glass 3.3
- Excellent chemical resistance to acids, bases, and organic solvents
- Superior thermal shock resistance for safe laboratory use
- Durable and long-lasting construction
Squibb Shape Design
- Optimized for efficient phase separation
- Smooth internal surface ensures clean separation of liquid layers
- Ergonomic design for easy handling and controlled pouring
Ground Glass Stopcock with Retaining Device
- Provides precise flow control during extraction
- Leak-resistant sealing for safe operation
- Retaining mechanism prevents accidental stopcock displacement
Plastic Stopper
- Secure closure for mixing and storage
- Resistant to chemical exposure
- Lightweight and easy to handle
Clear Glass Construction
- Allows easy visualization of phase boundaries
- Enhances accuracy in separation and extraction processes
Applications
- Liquid-Liquid Extraction
- Solvent Partitioning
- Organic Chemistry Workflows
- Pharmaceutical and Chemical Analysis
- Environmental Testing Laboratories
- Academic and Research Laboratories
Technical Specifications
| Feature | Details |
|---|---|
| Material | Borosilicate Glass 3.3 |
| Shape | Squibb (Separating Funnel) |
| Stopcock | Ground Glass with Retaining Device |
| Stopper | Plastic |
| Chemical Resistance | Excellent |
| Transparency | Clear |
| Temperature Resistance | High |
| Compliance | Laboratory glassware standards |
Product Variants
| Cat. No. | Capacity (mL) | Stem Size (mm) | Body O.D. (mm) | Ground Joint | Length (mm) |
|---|---|---|---|---|---|
| 1543-60 | 60 | 8 × 60 | 50 | 14# | 205 |
| 1543-125 | 125 | 8 × 70 | 68 | 19# | 260 |
| 1543-250 | 250 | 9 × 80 | 82 | 19# | 310 |
| 1543-500 | 500 | 10 × 90 | 99 | 24# | 355 |
| 1543-1L | 1000 | 11 × 100 | 126 | 29# | 430 |
| 1543-2L | 2000 | 12 × 120 | 153 | 34# | 520 |
Comparison: Squibb vs Pear-Shaped Separatory Funnel
| Feature | Squibb Shape | Pear Shape |
|---|---|---|
| Body Design | More cylindrical | Bulbous bottom |
| Phase Separation | Controlled, gradual | Faster separation |
| Handling | Easier to hold upright | More compact |
| Application | General extraction | Rapid separation workflows |
Key Advantages
- Reliable liquid-liquid separation performance
- Durable borosilicate construction for chemical resistance
- Precision ground glass stopcock for controlled dispensing
- Wide capacity range for varied laboratory needs
The Borosilicate Glass Separating Funnel (Squibb Shape) is a dependable solution for accurate and efficient liquid separation processes. With its durable design, precise flow control, and multiple size options, it is an essential tool for laboratories involved in chemical analysis, research, and quality control.
- Capacity: 60 mL 125 mL 250 mL 500 mL 1000 mL 2000 mL 5000 mL 3000 mL