Who Are We?

Green Chemicals

Mass Supply is a family run, Woman Owned Small Business (WOSB). We have been in business for over 25 years and sell almost $2 million of product per year to small, medium and Fortune 500 companies as well as to state and the federal government.

Mass Supply is a “green organization.” We donate over 10% of our profits to Hadassah, One Family Fund, the Sierra Club and other organizations that make our planet a better and more humane place. 


Discounted Lab Chemical & Supplies from Trusted Manufacturers

Mass Supply is a single source for all your lab chemicals, equipment and supplies. We are committed to excellence and distribute only for companies who offer consistent top quality and service.

Mass Supply is an authorized reseller for Sigma-Aldrich™, VWR™, US Biologicals, Cole-Parmer™ to name a few. We carry over a million products from hundreds of suppliers.

Why We’re Unique

At Mass Supply our top concern is excellent customer service, from easy-to-place orders to fast response time to resolving problems . We offer many Value Added Services that will save you time and money. 

Lab Container
  • Save money on your Sigma-Aldrich purchases, talk to us about our 5% instant rebate program
  • Save up to 10% off VWR, Cole=-Parmer, Spectrum, US Biologicals and other vendors.
  • Sigma products still ship directly from Sigma to you.
  • Receive weekly Sigma Back Order Reports with updated status on your current back orders.
  • Free up your time by letting us be your in-house purchasing agent.
  • Easy ordering, just email or phone us with your part numbers (one customer emails us each month “more tubes please). Could purchasing be easier than that?
  • Continue to use your current catalog numbers and ordering system.
  • Easy problem resolution, we handle any returns, product complaints or replacements.


Judith at Mass Supply has simplified our laboratory consumables and equipment purchasing process, providing a one-stop source for exceptional service, pricing, and fast delivery.
Dr. Robert J. Di Vincenzo, Vice President & Director, Robertson Microlit
Mass Supply does that little extra to help me perform my responsibilities.

Darren Pennell, Director of Administration, Capricorn Products LLC
Mass Supply has been wonderful to work with. They are quick and efficient and a pleasure to work with!

Crystal Roode, IVD Research
"Thanks to Mass Supply, we are able to get the supplies we need at not only a reasonable cost but sooner than ordering from any other companies. We also are able to call about items and get a quote or order them in a very quick fashion without waiting days for a response. Great customer service."

Sandy, Midland Certified Reagent
I love Mass Supply! Judith always gives us a great deal and responds exceptionally fast to our requests. She gives personal customer service. You're not just a number to her.

Jennifer Bubick, Office Manager, Accelr8 Technology Perfect
The product I need when I need it. No excuses. If Mass Supply can't get it for me I know it just isn't available.

Bud Sulborski, Molecular Devices Corporation
Excellent, thank you!  That was fun
Paul K., 

Global Sourcing Specialist, US Government

A sincere and grateful thank you for your exemplary customer service in fulfilling this order with such efficiency.  Doing business with you is genuinely a pleasure.

Laura Rumbaugh,
Focus Synthesis

Thank you again for being so prompt all the time, you are truly amazing!

Christine Cho, Procurement Manager
Please email or call us with any questions, we’re eager to talk with you about better service and discount pricing.

     Judith  303 619 3143

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