Conical Glass Flask 250ml
$5.70
In stock
- 250ml graduated glass erlenmeyer flask
- Made from borosilicate with low thermal expansion rate,high temperature tolerance, high strength and hardness
- High chemical properties,base resistance and acid resistance
- Narrow mouth design with 29/40 ground joints
- Large marked metric scale,easy to read
- Fit for lab chemistry experiment
Delivery & Availability:
Typically 5-7 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information.
Description
- 250ml graduated glass erlenmeyer flask
- Made from borosilicate with low thermal expansion rate,high temperature tolerance, high strength and hardness
- High chemical properties,base resistance and acid resistance
- Narrow mouth design with 29/40 ground joints
- Large marked metric scale,easy to read
- Fit for lab chemistry experiment
Quick Comparison
| Settings | Conical Glass Flask 250ml remove | Petri Dish Per Pack remove | OPTIKA B-383DK Trinocular Darkfeld Microscope remove | Bunsen Burner remove | Conical Glass Flask 500ml remove | Tripod Stand remove |
|---|---|---|---|---|---|---|
| Name | Conical Glass Flask 250ml remove | Petri Dish Per Pack remove | OPTIKA B-383DK Trinocular Darkfeld Microscope remove | Bunsen Burner remove | Conical Glass Flask 500ml remove | Tripod Stand remove |
| Image |  |  |  |  |  |  |
| SKU | SF1033560084-158 | SF1033560084-172 | SF1033560098-14 | SF1033560084-155 | SF1033560084-159 | SF1033560084-186 |
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| Price | $5.70 |
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| $4.25 | $6.00 | $4.95 |
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| Description | In stock
| In stock
Premium petri dishes made to withstand wet or dry repeated sterilisation. The heavy borosilicate glass and can handle direct flames.
| Shipped from Abroad B-383DK - Darkfield Microscope Laboratory upright microscope for brightfield and darkfield observations with N-PLAN objectives (and W-PLAN 100x with iris) for biology and especially darkfield fresh blood analysis and the exclusive X-LED3 illumination system. The special condenser with integrated, exclusive X-LED3 illuminator replaces any other external and expensive lighting source required for these applications and is ideal for great-looking, rich and high-quality specimen view. Delivery & Availability: Typically 21 working days – excluding furniture and heavy/bulky equipment. Please contact us for further information. | In stock
| In stock
| In stock
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| Content |
| Premium petri dishes made to withstand wet or dry repeated sterilisation. The heavy borosilicate glass and can handle direct flames.
Features:
| Observation mode: Brightfield, oil immersion darkfield.
Head: Trinocular (fixed 50/50), 30° inclined, 360° rotating.
Interpupillary distance: Adjustable between 48 and 75 mm.
Dioptric adjustment: On the left eyepiece tube.
Eyepieces: WF10x/20 mm, high eye-point and secured by screw.
Nosepiece: Quintuple revolving nosepiece, rotation on ball bearings.
Objectives:
N-PLAN 4x/0.10
N-PLAN 10x/0.25
N-PLAN 40x/0.65
W-PLAN 100x/1.25 (oil) with iris
All with anti-fungus treatment.
Specimen stage: Double layer rackless mechanical stage, 150×139 mm, 75×33 mm X-Y range.
Focusing: Coaxial coarse (adjustable tension) and fine focusing mechanism with limit stop to prevent the contact between objective and specimen.
Brightfield condenser: Abbe N.A. 1.25, with objective-coded iris diaphragm, focusable and centerable.
Darkfieldfield condenser: Darkfield N.A. 1.36 (oil immersion) with built-in X-LED3.
Transmitted illumination (Fixed Koehler type): X-LED3 with white 3.6 W LED (6,300K) with brightness control. Multi-plug 100-240Vac/6Vdc external power supply.
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