Heavy-Duty Culture Tube — 50mL Flat Bottom with Screw Cap
This heavy-duty Apex Labs Culture Tube 50ml is designed for larger volume laboratory processes, offering maximum durability and chemical resistance. Made from Type 3.3 Borosilicate Glass, it is the professional choice for incubation, high-capacity sample storage, and chemical reactions that require a stable, flat-bottomed vessel.
*Image for illustration purposes only. Actual color, design, or packaging may vary based on manufacturing batches.
Bulk B2B Procurement & GeM Supply Lines: We facilitate large-scale commercial volume orders backed by complete invoices featuring valid GST breakdowns to support seamless corporate Input Tax Credit (ITC) tracking. For research institutes, medical colleges, biotechnology laboratories, and industrial testing networks, Apex Labs ensures simple tender compliance and rapid direct bidding through the official Government e-Marketplace (GeM) portal.
Product Specification & Direct Ordering
Technical Specifications
- Brand / Manufacturer: Apex Labs, Varanasi, UP
- Material Composition: Borosilicate Glass 3.3 (USP Type I)
- Capacity: 50 ml
- Base Type: Flat Bottom (Self-Standing)
- Closure: Autoclavable Screw Cap (Bakelite or Polypropylene)
- Liner: PTFE / Silicone Rubber Liner
- Dimensions: Approx. 25mm x 150mm (Standard)
- Thermal Limit: Up to 500°C (Glass Only); Cap limits vary
Performance Highlights
- Premium Borosilicate 3.3 Glass: Engineered to handle high thermal stress and offer superior resistance to acids, alkalis, and organic solvents.
- Large 50ml Capacity: Provides ample headspace for aeration in aerobic cultures and accommodates larger sample volumes for testing.
- Leak-Proof Screw Closure: Equipped with a high-quality, deep-thread screw cap and a chemical-resistant liner to ensure a 100% airtight seal.
- Flat Bottom Stability: The wide, flat base allows the tube to stand upright on any flat surface, reducing the risk of spills and eliminating the constant need for test tube racks.
- Heavy-Wall Construction: Increased glass thickness provides added mechanical strength for centrifuging and prevents breakage during routine handling.
Primary Sector Applications
- Large-Scale Culturing: Ideal for bacterial, fungal, and plant tissue cultures requiring higher nutrient volumes.
- Chemical Mixing & Storage: Excellent for preparing stock solutions, reagents, and volatile chemical storage.
- Environmental Sampling: Used for collecting and transporting water, soil, or effluent samples for heavy metal or pollutant analysis.
- Centrifugation: Suitable for low-to-medium speed centrifugation tasks (depending on RCF ratings).
- Food & Beverage Testing: Used in quality control labs for measuring acidity, fermentation, and shelf-life stability.
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