Questions to Ask Before Buying a Used Biosafety Cabinet

Top Questions to Ask Before Buying a Used Biosafety Cabinet

Buying a used biosafety cabinet (BSC) can be a smart, cost-effective decision for labs, research facilities, and medical environments. However, safety, compliance, and performance should never be compromised. Before you invest, it’s critical to ask the right questions to ensure the biosafety cabinet you’re purchasing is fully functional, certified, and safe.

In this blog post, we’ll walk you through the most important questions to ask before buying a used biosafety cabinet, covering topics like decontamination documentation, testing, certification, HEPA filters, and why American Instrument Exchange is your most reliable source.

1. Has the Biosafety Cabinet Been Properly Decontaminated?

Why it matters: Biosafety cabinets are used to handle potentially hazardous materials, including biohazardous agents. If not properly decontaminated, they can pose serious health and safety risks.

What to ask:

  • Can you provide proof of decontamination?
  • Was the unit cleaned using appropriate agents and methods (e.g., vaporized hydrogen peroxide)?
  • Was it handled by a certified technician?

Pro tip: Always request a decontamination certificate or service record.

2. Has the Unit Been Tested and Certified to NSF/ANSI 49 Standards?

Why it matters: Certification ensures that the cabinet meets industry standards for containment, airflow, and filtration. The NSF/ANSI 49 standard is the benchmark for biosafety cabinet performance in North America.

What to ask:

  • Has the unit been tested by a certified field certifier?
  • Can you provide a current certification report?
  • Will the unit be certified after installation at your facility?

A reputable seller should offer on-site or post-sale certification options to guarantee performance after delivery.

Biosafety Cabinet.

3. Are the HEPA Filters in Good Condition or Replaced?

Why it matters: HEPA filters are essential for ensuring clean, contaminant-free air. Over time, they degrade and can lose efficiency, putting your work and personnel at risk.

What to ask:

  • When were the HEPA filters last replaced or tested?
  • Are they original OEM filters or compatible replacements?
  • Has the cabinet passed integrity testing for the filters?

Warning sign: If the seller cannot verify the condition of the HEPA filters, move on.

Biosafety Cabinet

4. What Type and Class of BSC Is It?

Why it matters: Not all biosafety cabinets are created equal. The type (Class I, II, or III) and subtype (A1, A2, B1, B2) determine the appropriate applications, from basic containment to sterile procedures and toxic chemical handling.

What to ask:

  • What class and type is the cabinet?
  • Is it suitable for your specific biosafety level (BSL)?
  • Does it require external ducting (e.g., Class II Type B2)?

Make sure the cabinet aligns with your lab’s specific needs and facility setup.

5. Does the Cabinet Come with a Warranty or Support?

Why it matters: A warranty can protect your investment and show that the seller stands behind their product.

What to ask:

A trusted supplier should offer at least a limited warranty and clear terms of service.

6. Who Is the Seller and Why Should I Trust Them?

When buying a used biosafety cabinet, the reputation and expertise of the seller are just as important as the product itself.

Why American Instrument Exchange Is the Best Source for Used Biosafety Cabinets

At American Instrument Exchange, we specialize in refurbished lab equipment, including fully tested and certified biosafety cabinets from top brands like Thermo, NuAire, Labconco, and Baker.

Here’s what sets us apart:

  • ✅ Decontamination and cleaning by trained professionals
  • ✅ NSF/ANSI 49 certification available
  • ✅ New or integrity-tested HEPA filters
  • ✅ Warranty and technical support
  • ✅ Over 50 years of experience supplying equipment to biotech, pharma, and academic labs
  • ✅ Nationwide shipping and delivery coordination

We don’t just sell equipment—we stand behind it with expert service and documentation that ensures you’re ready for compliance inspections and operational safety.

Final Thoughts

A used biosafety cabinet can save your lab thousands of dollars, but only if it meets the same rigorous standards as new models. By asking the right questions—about decontamination, certification, HEPA filters, and the seller—you can make a smart, safe, and informed purchase.

Ready to explore high-quality used biosafety cabinets?
👉 Browse our inventory at American Instrument Exchange

 

Recent arrivals at American Instrument Exchange

 

Recent Arrivals at American Instrument Exchange: High-Performance Lab Equipment Now in Stock

Are you looking to upgrade your lab with reliable, top-tier scientific instruments? American Instrument Exchange is excited to announce a fresh batch of high-quality, gently used laboratory equipment now available for quick shipment. Our latest arrivals include cutting-edge devices from industry-leading brands such as Eppendorf, Lonza, Mettler Toledo, Airclean Systems, Beckman Coulter, and Thermo Scientific.

Whether you’re outfitting a new lab or expanding your current setup, these recent additions offer exceptional value, performance, and durability.

Featured Equipment Now In Stock

Eppendorf 5910Ri Refrigerated Centrifuges

The Eppendorf 5910Ri centrifuge is a high-capacity, refrigerated benchtop centrifuge ideal for molecular biology, biochemistry, and cell culture applications. With touchscreen control and customizable protocols, it’s a must-have for modern labs seeking precision and ease of use.

Key features:

  • Advanced temperature management
  • Intuitive user interface
  • Wide range of rotor compatibility

Perfect for labs seeking high-throughput and versatile centrifugation.

Lonza Nucleofector 96-Well Shuttle

The Lonza Nucleofector 96-Well Shuttle offers unmatched transfection efficiency for primary cells and difficult-to-transfect cell lines. This system is widely used in gene editing and cellular therapy research.

Why researchers love it:

  • High reproducibility
  • Flexible modular design
  • Compatible with a wide variety of cell types

Empower your genetic research with proven nucleofection technology.

Mettler Toledo XPE205 Analytical Balances

For high-precision weighing, the Mettler XPE205 delivers exceptional accuracy and user safety. This balance is ideal for pharmaceutical, chemical, and academic labs demanding reliable microgram-level measurements.

Top highlights:

  • Ultra-fast stabilization
  • SmartSens and SmartGrid technologies
  • Compliance-ready data management

Precision you can trust in every measurement.

AirClean Systems AC6000 Clean Benches

The Airclean AC6000 clean bench provides ISO 5/Class 100 laminar flow, ideal for sensitive applications requiring particulate-free environments such as microbiology, sample prep, and cleanroom operations.

Key benefits:

  • HEPA filtration for maximum protection
  • Compact, benchtop design
  • Quiet operation and energy efficiency

Protect your research from contamination with confidence.

Beckman Coulter Allegra 20R Centrifuges

Compact yet powerful, the Beckman 20R refrigerated centrifuge is perfect for routine lab applications. Known for its durability and precise temperature control, it’s a favorite in clinical and academic environments.

Standout features:

  • Swinging and fixed-angle rotors
  • Digital control panel
  • Small footprint, high performance

Reliable performance in a space-saving design.

🧻 Thermo Scientific Cytospin 4 Cytocentrifuges

The Cytospin 4 is the gold standard for cytological sample preparation. Ideal for hospitals, pathology labs, and research centers, this unit prepares slides with clear, concentrated cell samples from fluids.

Benefits include:

  • Easy-to-clean, durable design
  • Up to 12 specimens at once
  • Proven reproducibility

Enhance your slide prep with trusted Thermo Scientific quality.

Why Choose American Instrument Exchange?

With over 50 years of experience in the lab equipment industry, American Instrument Exchange delivers fully tested, warrantied, and gently used scientific instruments at a fraction of the cost of new models. All equipment is carefully inspected and serviced by our team of trained technicians.

✅ Affordable pricing
✅ Expert technical support
✅ Fast nationwide shipping

Shop Now – Limited Quantities Available

Inventory moves fast! To browse our full selection of used lab equipment for sale, visit our website or contact our sales team directly. If you’re looking for specific models or brands not listed here, let us know—we receive new inventory daily.

📞 Call us at 978-521-2221
🌐 Visit: www.americaninstrument.com
📧 Email: info@americaninstrument.com

Thermo Heracell VIOS 160i CO₂ Incubator

Why the Thermo Heracell VIOS 160i CO₂ Incubator Is a Top Choice for Labs — And Why You Should Buy from American Instrument Exchange

In today’s research environments, maintaining precise and contaminant-free conditions for cell culture is non-negotiable. That’s where the Thermo Scientific Heracell VIOS 160i CO₂ incubator shines. Trusted by leading life science, clinical, and pharmaceutical labs, this high-performance incubator offers reliable temperature and gas control, exceptional contamination protection, and user-friendly design.

If your lab is in the market for a CO₂ incubator, here’s why the Heracell VIOS 160i should be at the top of your list—and why American Instrument Exchange is the best place to purchase it.

Thermo Heracell VIOS 160i: Advanced Incubation for Critical Applications

The Heracell VIOS 160i is engineered to meet the needs of even the most demanding cell culture protocols. With intelligent airflow, fast recovery, and enhanced sterilization features, it helps protect valuable samples while boosting operational efficiency.

✅ Key Features and Specifications

  • Capacity: 165 liters (5.8 cu. ft), stackable for space efficiency

  • Temperature Range: Ambient +3°C to 55°C

  • CO₂ Control: 1–20%, with choice of IR or TC sensor

  • O₂ Control (Optional): Hypoxia and hyperoxia settings (1–21% or 5–90%)

  • Humidity: Up to 93% RH at 37°C, with covered water reservoir for stability

  • Airflow System: THRIVE™ active airflow for uniform temperature and gas distribution

  • HEPA Filtration: ISO Class 5 air quality within 5 minutes of door opening

  • Sterilization: 180°C Steri-Run™ high-temperature decontamination cycle

  • Chamber Materials: Electropolished stainless steel or 100% copper interior

  • Interface: iCAN™ intuitive touchscreen with USB and data output

Benefits for Your Lab

1. Minimized Contamination Risk

The VIOS 160i offers ISO Class 5 cleanroom conditions through constant HEPA filtration. The copper chamber option adds an extra layer of antimicrobial protection, making it ideal for sensitive cultures.

2. Rapid Recovery & Uniform Conditions

THRIVE™ active airflow delivers quick recovery of temperature, CO₂, and humidity levels after door openings, reducing stress on cultures and improving experimental consistency.

3. Easy Operation and Monitoring

With a modern touchscreen interface, the iCAN™ controller provides real-time feedback and easy programming of temperature, gas levels, and sterilization cycles.

4. Validated Sterilization

The high-temperature Steri-Run™ cycle ensures reliable, validated decontamination between runs—reducing downtime and increasing sample safety.

Thermo Heracell VIOS 160i.

Why Buy Your Lab Incubator from American Instrument Exchange?

When investing in high-performance lab equipment like the Heracell VIOS 160i, working with a trusted supplier matters just as much as the product itself. Here’s why American Instrument Exchange should be your go-to source:

✅ Decades of Experience

With over 50 years in the laboratory equipment industry, American Instrument Exchange brings unparalleled expertise to every transaction. Their knowledgeable team can guide you through selection, installation, and operation.

✅ Competitive Pricing

Get industry-leading brands like Thermo Scientific at a fraction of the cost of new retail pricing. Their inventory includes fully calibrated and warrantied units at accessible prices.

✅ Fast Shipping & Support

All incubators are professionally packaged and shipped quickly across the U.S. Technical support is available for installation, setup, and troubleshooting.

✅ Warranty-Backed Confidence

Every refurbished incubator comes with a warranty, giving you peace of mind and dependable performance.

🧪 Final Thoughts

The Thermo Scientific Heracell VIOS 160i CO₂ incubator delivers exceptional control, cleanliness, and confidence for your cell culture work. Whether you’re conducting clinical diagnostics, biopharma research, or academic studies, this incubator offers the reliability and performance your lab demands.

American Instrument Exchange provides unbeatable value, expert service, and trusted quality. Choosing them means you’re not only investing in top-tier equipment—but also in long-term lab success.

👉 Ready to Buy?

Visit American Instrument Exchange today to view their selection of Heracell VIOS incubators, request a quote, or speak with a lab equipment specialist.

Eppendorf 5910R Centrifuge

 

Why the Eppendorf 5910R Centrifuge Is a Must-Have for Modern Labs — And Why You Should Buy It from American Instrument Exchange

When it comes to high-performance laboratory equipment, few instruments are as essential—or as relied upon—as a refrigerated centrifuge. For labs seeking precision, versatility, and efficiency, the Eppendorf 5910R centrifuge stands out as one of the best in its class. Whether you’re processing large sample volumes or sensitive biological materials, the 5910R offers a powerful solution that meets the rigorous demands of modern research and clinical workflows.

In this post, we’ll break down the key features of the Eppendorf 5910R, explore how it improves lab efficiency, and explain why American Instrument Exchange is the best place to purchase your next centrifuge.

What Is the Eppendorf 5910R Centrifuge?

The Eppendorf 5910R is a high-capacity refrigerated benchtop centrifuge designed for medium- to high-throughput laboratories. Combining cutting-edge rotor design with advanced refrigeration and intuitive controls, it supports a wide range of applications in molecular biology, cell culture, clinical diagnostics, and pharmaceutical research.

Key Specifications:

  • Max speed: Up to 20,913 × g (14,000 rpm)
  • Temperature range: -11°C to +40°C
  • Capacity: Up to 4 × 1,000 mL
  • Footprint: Compact design fits on standard lab benches
  • Touchscreen interface for easy programming and monitoring

Top Benefits of the Eppendorf 5910R

1. Versatile Rotor System

Thanks to Eppendorf’s innovative swing-bucket and fixed-angle rotors, the 5910R can accommodate tubes, plates, and bottles of various sizes—making it a one-stop solution for most centrifugation needs.

2. Energy-Efficient Refrigeration

The unit maintains consistent temperatures—even during high-speed spins—without excess energy use. This protects heat-sensitive samples while reducing lab energy costs.

3. User-Friendly Operation

The 5910R’s large color touchscreen display offers intuitive control over all settings, from spin speed to ramp rate. Save and recall protocols for repeatable results every time.

4. High Throughput, Small Footprint

Despite its high capacity, the compact design allows it to fit seamlessly into crowded lab environments, maximizing bench space.

Why Buy the Eppendorf 5910R from American Instrument Exchange?

✅ Trusted Lab Equipment Supplier Since 1969

American Instrument Exchange is a leading supplier of high-quality new and refurbished lab equipment. With decades of experience and a stellar reputation, they understand what research professionals need.

✅ Competitive Pricing

You’ll get cost-effective options—including fully refurbished Eppendorf 5910R units—for a fraction of the price of buying new. This is ideal for labs working with tight budgets.

✅ Expert Support and Service

Every centrifuge sold comes with thorough inspection, calibration, and warranty options. Their expert staff can answer technical questions and provide guidance on installation and maintenance.

✅ Fast, Reliable Shipping

American Instrument Exchange offers prompt shipping across the U.S., so you can get your centrifuge up and running without delay.

Conclusion: A Smart Investment for Your Lab

The Eppendorf 5910R centrifuge is an essential tool for laboratories that demand reliability, precision, and flexibility. Whether you’re spinning blood samples, purifying DNA, or working with cell cultures, this model delivers consistent performance that meets modern research standards.

Buying from American Instrument Exchange not only ensures you’re getting a top-quality product, but also the service, support, and savings that come with working with a trusted lab equipment provider.

🛒 Ready to Buy?

Visit American Instrument Exchange to browse available Eppendorf 5910R centrifuges, check prices, and get a quote today.