Description
Glassco 500ml Conical Flask: High-Performance Borosilicate 3.3 Labware
The Glassco 500ml Conical Flask, also widely recognized as an Erlenmeyer Flask, represents the gold standard in laboratory glassware for research, education, and industrial applications in Bangladesh. Engineered by Glassco, a global leader in scientific equipment, this flask is specifically designed to meet the rigorous demands of modern chemical analysis and microbiological workflows.
Superior Material Science: Borosilicate 3.3
The primary advantage of the Glassco 500ml flask lies in its construction material. It is manufactured from ASTM E-438 Type 1, Class A Borosilicate 3.3 glass. In the Bangladesh laboratory market, where temperature fluctuations and chemical exposure are constant challenges, this material provides unmatched durability.
Unlike standard soda-lime glass, Glassco’s Borosilicate 3.3 offers:
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Extreme Thermal Resistance: Capable of withstanding high-temperature heating and rapid sterilization cycles.
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Chemical Inertness: Highly resistant to water, neutral and acid solutions, concentrated acids, and organic substances.
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Low Expansion Coefficient: Minimizes the risk of cracking under sudden thermal shocks, ensuring long-term safety for lab technicians.
Precision Design and Standard Compliance
Accuracy is non-negotiable in scientific research. The Glassco 500ml Conical Flask is built to comply with ISO 1773 (Narrow Neck) and DIN standards. The geometry of the flask features a wide base for stability and a narrow neck to reduce evaporation and accidental splashes during titration or vigorous mixing.
Key Design Features:
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Reinforced Beaded Rim: The top opening is finished with a heavy, reinforced rim. This structural enhancement prevents chipping during frequent handling and ensures a secure fit for rubber stoppers or cotton plugs.
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Uniform Wall Thickness: Glassco uses automated manufacturing to ensure consistent glass thickness throughout the body. This prevents “hot spots” during heating, providing a safer and more predictable reaction environment.
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High-Visibility Graduations: Each flask features permanent white enamel markings. These scales are easy to read against dark or clear liquids and include a large matte marking area for easy labeling with a pencil or lab marker.
Applications in the Bangladesh Context
From the pharmaceutical hubs in Gazipur to the educational laboratories at Dhaka University, the Glassco 500ml Conical Flask serves a diverse range of functions:
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Titration Procedures: The conical shape allows for efficient swirling of liquid without the risk of spillage, making it essential for analytical chemistry.
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Microbial Culture: The 500ml capacity is ideal for preparing culture media and incubating aerobic organisms.
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Chemical Synthesis: Its heat-resistant properties make it the perfect vessel for boiling liquids and carrying out complex chemical reactions.
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Sample Storage: The inert nature of the glass ensures that samples remain uncontaminated over long periods.
Why Buy Original Glassco in BD?
In the local market, sourcing authentic labware is critical for audit compliance and safety. Glassco is one of the few brands that integrates QR Code technology directly on the glassware. By scanning the code on your 500ml flask, you can instantly access the Certificate of Compliance and calibration data, ensuring your laboratory meets international ISO standards.
By choosing original Glassco equipment, you are investing in a product that lasts longer, performs better under stress, and provides the safety margins required for high-stakes scientific work.
Technical Summary Table
| Feature | Specification |
| Brand | Glassco |
| Capacity | 500ml |
| Glass Type | Borosilicate 3.3 (ASTM E-438) |
| Standard | ISO 1773 / DIN |
| Max Temperature | 500°C (Short term) |
| Neck Type | Narrow Mouth |
| Origin | Global (Certified Manufacturing) |
Frequently Asked Questions (FAQ)
To provide more value to your customers and capture “People Also Ask” search traffic in Bangladesh, here is a targeted FAQ section. These are designed to answer common buyer concerns regarding the Glassco 500ml Conical Flask.
Q1: What is the current Glassco 500ml Conical Flask price in Bangladesh? The price for an original Glassco 500ml Conical Flask typically ranges from ৳350 to ৳450, depending on current import rates and bulk order requirements. For the most accurate daily rate, it is recommended to request a formal quote.
Q2: How can I verify the authenticity of a Glassco flask? Every genuine Glassco flask features a QR Code etched directly onto the glass. You can scan this code with your smartphone to instantly download the Certificate of Compliance and calibration data, ensuring it is not a low-quality imitation.
Q3: Is the Glassco 500ml flask safe for direct heating? Yes. Because it is made from Borosilicate 3.3 glass, it has high thermal shock resistance. However, for even heat distribution and to prevent localized stress, it is best practice to use a wire gauze when heating over a Bunsen burner.
Q4: Can this flask be sterilized in an autoclave? Absolutely. Glassco flasks are fully autoclavable at 121°C (15 psi). The white enamel graduation marks are permanent and will not fade or peel even after repeated sterilization cycles in a lab autoclave.
Q5: What is the difference between an Erlenmeyer flask and a Conical flask? In professional laboratories, these terms are used interchangeably. “Erlenmeyer” is the name of the German chemist who designed it, while “Conical” describes the shape. Both terms refer to the same vessel used for titration and mixing.
Q6: Does it meet international laboratory standards? Yes, the Glassco 500ml Conical Flask complies with ISO 1773 (Narrow Neck) and ASTM E-438 Type 1, Class A standards, making it suitable for ISO-certified pharmaceutical and industrial labs in Bangladesh.
Q7: Is it resistant to strong chemicals and acids? The Borosilicate 3.3 glass is highly resistant to water, neutral and acid solutions, concentrated acids, and various organic substances. It is designed to maintain purity without leaching chemicals into your samples.


























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