Can I get matched cuvettes?

Yes we offer customers the option to match cells.  This is done at no additional costs and we can match as many cells as requested.

Do you offer discounts?

At the moment, we only offer bulk discounts of 10% for 10 or more cuvettes. 

Please e-mail us about bulk discounts for other companies.

Can a cuvette be repaired?

Please see this page

What happens if I break a cuvette?

If a cuvette breaks due to manufacturers error than we will replace the cuvette free of charge, with no costs passed on to our customers. 

Any damage to a cuvette that is not caused by a manufacturers error are not eligible for a free replacement.  This would include cuvettes that are mishandled, dropped, scratched, etc.

Does FireflySci have ISO 9001 accreditation?

Yes our factory is ISO 9001:2008 accredited.

Is there a minimum order quantity?

There is no minimum order quantities on 

See our Top 10 Things to Look For When Buying a Cuvette page for more information.


NIST Spectrophotometer Calibration Standards

What does FireflySci’s Lifetime Warranty cover?

Our lifetime warranty covers our solid-state filters and this guarantees that when properly handled, the calibration standard will never fall out of calibration.  If it does, we will replace the filter at no charge to the customer for life. 

This warranty does not cover liquid calibration standards sold by Fireflysci Inc.  Liquid spectrophotometer calibration standards must be re-calibrated every 1 or 2 years according to NIST guidelines.  Please check for more information.

Does FireflySci offer re-calibration services?

Yes we offer re-calibration services for all spectrophotometer calibration standards.  We can re-calibration solid-state filters as well as liquid calibration standards.  Please e-mail us your original Certificate of Calibration and we will send you a quote within 1 - 2 business days.

Our standard lead time for re-calibrations is about 3 weeks.

Is FireflySci ISO 17025 accredited?

Yes Fireflysci Inc. is fully ISO 17025 certified.

How do I place an Order?

For your convenience we offer a number of ways of placing an order.

  1. Order on-line right here on this website!

  2. Order by phone at 347-441-4277

  3. Fax us an order at 347-554-8048

  4. E-mail us your order at

Shipping Policy

How fast does my order ship?

All orders that are received are shipped on the same day unless the item(s) is not in stock.  If an item is not in stock and e-mail notification will we sent advising of the delivery date.

What methods of shipping are available?

We have a few different options for shipping.  Our standard shipping is UPS Ground but we are setup for UPS 1-Day, 2-Day, & UPS 3-Day shipping.

Shipping via FedEx is available for customers who have FedEx account numbers.

Can I use my collect account for shipping?

It drives us crazy when you log on a website and you choose collect shipping and then they hit you will a fee!  Yes you can use your collect account number for shipping at no additional charge.

Are there any fees for drop shipping?

There are absolutely no drop shipping fees

What is your order cut-off time for expedited shipping?

Our order cut-off time is 3PM, Eastern Standard Time. Any orders placed after the cut-off will be considered as placed during the following business day. For instance, if Priority Overnight shipping is requested after the shipping cut-off time, it will need to be sent out the next day to arrive the day after.

Does FireflySci Offer International Shipping?

Yes we have fast/affordable international shipping rates. 

Return Policy

Does FireflySci accept returns?

Our number one goal is to make it as easy as possible for our customers to select and purchase cuvettes.  We understand that sometimes mistakes happen, we're all human after all.  When these instances come us, you can rest assured that we will accept back returns for the following:

  • Items ordered in error

  • Items that did not satisfy our customers needs

  • Unopened items that customers changed their mind about

  • Any manufacturers defect

Please note that we cannot accept used cuvettes back into inventory. Items must be unused to be approved for returns, refunds or swaps.

We do not do any of the following:

  • Pointless restocking fees

  • Make you pay for shipping on our mistakes

Returns on Custom Made Products

There are no returns, exchanges, or refunds for custom made products.  These products are custom made to fit your specifications and cannot be sold to any other customer. 

All sales are final on any custom made FireflySci products.

Refund Policy

We offer full refunds for the following:

  • Items ordered in error

  • Damaged items

  • Manufacturers defect

The time limit on this is 30 days after receipt of merchandise.

Need More Help?

Have additional questions?  Please contact by one of the methods listed below and we'll be sure to help you find your answer as quickly and as easily as possible.



Phone: 347-441-4277

Fax:     347-554-8048