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Flask, Conical, with Screw Cap
Glasswares

Flask, Conical, with Screw Cap

Model Gi 1553 In stock

Conical Flask with Screw Cap PP screw cap which is Autoclavable. Acid-resistant Enamel Printing in White or Blue. Comes with PTFE or Rubber Liner (as required).

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Key features

  • Leak-Proof Screw Cap: Ensures safe storage and prevents sample loss or contamination during transport.
  • High Clarity Borosilicate Glass 3.3: Superior transparency for easy observation and accurate measurement.
  • Thermal Shock Resistant: Can withstand rapid temperature changes during heating, cooling, or autoclaving.
  • Durable & Chemical Resistant: Ideal for aggressive chemicals, solvents, and routine laboratory use.
  • Precision Graduations (Optional): Clear, permanent markings for approximate measurement and workflow efficiency.
  • Stable Flat Base: Provides secure placement on lab benches and hot plates.
  • Reusable & Cost-Efficient: Designed for multiple cycles without loss of performance.
  • Available with Various Cap Options: Screw caps in PP, GL-thread compatibility, and colour coding (as required).

Description

The GISCOM Conical Flask with Screw Cap is a precision-engineered laboratory vessel designed for safe mixing, culturing, storage, and handling of liquid samples. Its conical shape provides excellent visibility and efficient swirling, while the leak-proof screw cap ensures secure transport and contamination-free storage. Built from high-quality Borosilicate Glass 3.3, this flask offers exceptional chemical, thermal, and mechanical resistance, making it essential for research labs, pharma companies, universities, and QC/QA environments.

Applications

The Conical Flask with Screw Cap is used extensively in:Pharmaceutical & Biotech Labs: Media preparation, sample storage, microbial culturing.Chemical & Industrial Laboratories: Mixing, titration, and reagent handling.Academic & Research Institutions: General laboratory experiments, analysis, and teaching.QC/QA Laboratories: Sample collection, transport, and controlled storage.Food & Environmental Testing: Sample preservation, fermentation studies, and solution preparation.Its secure sealing, durability, and versatility make it an integral part of daily laboratory workflows.

Specifications

Available Capacities As per the standard size table
Tolerance/Accuracy Approximate capacity, Graduation accuracy as per DIN/ISO standards (if applicable)
Accessories Provided PP screw cap (autoclavable), PTFE liner optional, Glass stopper available on request

Detailed information

Catalog No. Nominal capacity ml Thread Size Dia. mm
1553/1 50 25 51
1553/2 100 25 64
1553/3 150 32 85
1553/4 250 32 105
1553/5 500 32 131
1553/6 1000 – –
1553/7 2000 – –

 

Handling & Precautions

  • Avoid sudden extreme temperature changes to prevent thermal shock.
  • Do not expose the flask to direct flame unless designed for heating support.
  • Clean using mild laboratory detergents; avoid abrasive cleaners.
  • Suitable for autoclaving at 121°C – ensure the cap is loosened during sterilisation.
  • Do not overtighten the screw cap to prevent stress on the neck.
  • Store in a dry, clean environment to maintain long-term performance.
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