Eisco Labs
| SKU
CH0420F
Heavy Wall Borosilicate Glass Buchner Filtering Flask with Side Arm
⚠️ WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.
Regular price
$162.99
Sale price
Regular price
In Stock (21)
- Free US Shipping $100+ 30 Day Free Returns
Product Description
Product Description
This 5000mL filtering flask is made from heavy-walled borosilicate 3.3 glass, designed to withstand the pressure of vacuum filtration. The flask features white printed graduation lines every 500mL and an integral barbed side arm for attaching vacuum tubing. The inside bottom is perfectly flat for compatibility with rotating stir bars.
The flask measures 15 inches tall with a 9-inch diameter base. The neck has an inner diameter of 52mm (2 inches) and an outer diameter of 60mm (2.4 inches), accepting a #11 stopper (not included). The side arm measures 1.6 inches long with a 12mm outer diameter and 5mm inner diameter. The borosilicate glass is autoclavable with heat tolerances including a Strain Point of 515°C, Annealing Point of 565°C, and Softening Point of 820°C.
Specifications
Specifications
- Material: 3.3 Borocilicate Glass
- Capacity: 5000 ml
- Graduations: 500 ml
- Thermal Properties
Coefficient of Linear Expansion: 32.5 x 10⁻⁷ / C°
- Strain Point: 515°C
- Annealing Point: 565°C
- Softening Point: 820°C
- Specific Heat: 0.2
- Thermal Conductivity (Cal/cm3°C/Sec): 0.0027
- Chemical Durability
Contact Chemical: Duration (hours)
Loss in weight (mg/m²)
- Water distilled at 100°C: 6
10
- Water vapour steam at 121°C: 1
75
- Acid HCl: 6
100
- 80% H₂SO₄ at 130°C: 12
140
- Alkali -1N solution of Na₂CO₃ boiling: 6
4000
- Isotonic infusion Fluids
NaCl (0.85%) at 121°C: 2.5
70
Glucose (5%) at 121°C
2.5
50
- Dimensions (L × W × H): 10.00" × 10.00" × 16.50" (25.4cm × 25.4cm × 41.9cm)
- Weight: 4.40 lbs (2.00kg)
Shipping & Returns
Shipping & Returns
SHIPPING
Ships from Rochester, NY. Orders received by 1:00 PM EST M-F typically ship same business day. Free US shipping on orders over $100. Expedited options available.
RETURNS
30-day return window. Unused items receive a full refund; used items are eligible for store credit or exchange. Return shipping is paid by the customer. Clearance items are final sale. Defective products? Contact us directly.
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