Thermo Scientific 42 x 5/7ml Blood Collection Tube Adapters, Cat. # 75003306
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180 Day Full Parts and Labor Warranty

Thermo Scientific 42 x 5/7ml Blood Collection Tube Adapters, Cat. # 75003306

Thermo Scientific 42 x 5/7ml Blood Collection Tube Adapters, Cat. # 75003306

Price with Selected Options:
$275.00
  • Typically ships within1 to 2 Business Days
  • Warranty180 Day Full Parts and Labor Warranty
  • ConditionFully Recertified and Tested to Perform at Manufacturer Specifications
  • PaymentNet 30 Terms Available
Product Code: TS-3306
Quantity in Stock:1 unitIn Stock

Buying for a lab or institution?

  • Net 30 terms & financing for your organization — details
  • Formal quotes for procurement — use “Request a Formal Quote” above
  • Tax exempt? Upload your certificate in the cart before checkout
Questions? Talk to a specialist: (603) 601-8511 · weekdays 9–5 EST
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Ordering is easy — however your lab buys

Credit card, Net 30 terms, or a formal quote for procurement. Real people are here to help at every step.

  1. 1

    Add to cart — or request a quote

    Check out online in minutes, or get a formal quote your purchasing department can approve.

  2. 2

    Pay the way your lab pays

    Credit card or Net 30 terms & financing. Tax exempt? Upload your certificate in the cart.

  3. 3

    We ship it fast

    Most items ship within 2–5 business days. Shipping information.

Trusted by labs at Harvard, MIT, Merck, Amgen & more

Bluebird Bio

Bluebird Bio

I was impressed with how detailed their site is, making it easy to compare options. The order arrived quickly and was in perfect condition. Would definitely return for more lab supplies in the future.

Sophia T.

Regeneron

Regeneron

My recent Edwards RV pump purchase exceeded all my expectations. The price made the purchase even easier. Thanks again!

Jacob D.

Sarepta Therapeutics

Sarepta Therapeutics

I was a bit nervous placing such a large order online, but everything turned out perfectly. The products arrived in great condition and were well-packed. It's exactly what I needed, and I'll definitely order again.

Grace W.

Merck

Merck

Bought a Polyscience water bath because our old one stopped working, and it's just as described. Heats evenly and holds temperature well.

Daniel S.

Amgen

Amgen

Marshall Scientific made the entire buying experience so easy. Everything arrived fast, well-packaged, and worked straight out of the box. I am already noticing the difference in our lab workflow. Highly recommend!

Emily J.

Exxon

Marshall Scientific is a dependable supplier. The whole process, from ordering to receiving the equipment, was smooth and easy. I appreciate their attention to detail and reliable service.

Liam P.

Crispr Therapeutics

Crispr Therapeutics

I’m thrilled with my purchase from Marshall Scientific. Everything came securely packaged, and the equipment was ready to use right away. It’s been running smoothly, and I'm very pleased with the overall quality.

Lucas M.

Harvard University

Harvard University

I needed a thermal cycler, and Marshall Scientific had exactly what I was looking for. It arrived in perfect condition, and the setup was straightforward. It has been reliable from day one.

Ethan B.

Illumina

Illumina

Everything came as advertised, and the pricing was competitive. I appreciated the free shipping option, which made the whole experience even better. Marshall Scientific really does deliver on quality.

Chloe R.

MIT

MIT

It’s nice to find a supplier that truly prioritizes both quality and service. The equipment has been a fantastic addition to our lab, and the process couldn't have been easier. No complaints here!

Ava L.

Biogen

Biogen

Ordered an Ohaus centrifuge, and it's been perfect. Shipping was quick, and it came with clear instructions. It is exactly as described, and it's helping us stay on schedule with our experiments. Couldn’t be happier.

Nathan K.

Buying questions

Everything procurement will ask you

Still have a question? Talk to a real person on our team — no bots, no phone trees.

(603) 601-8511 Email us

Phone lines open weekdays, 9–5pm EST

Can we pay with Net 30 terms?

Yes — Net 30 terms and financing are available. See financing & terms for details, or call us and we'll help set it up.

How do I get a formal quote for procurement?

Click Request a Formal Quote on this page, add anything else you need, and submit. Our team will send you a formal quote your purchasing department can use.

We're tax exempt. How does that work?

Upload your tax-exemption certificate on the cart page before you check out, and our team will apply it to your order.

What warranty comes with this product?

If this item comes with a warranty, it's listed next to the price above. Questions about coverage? Give us a call and we'll walk you through it.

How fast will it ship?

The typical ship time for this item is shown next to the price. For carriers, freight, and delivery details, see our shipping information.

What if it isn't the right fit for our lab?

See our return and refund policy. Better yet, call us before you order — we'll help you confirm it's the right instrument for your application.