Product of the month: 20% Off

Featuring a different product every month!

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February's product of the month: ChromoTek Spot-Label®

ChromoTek Spot-Label® is an anti-Spot-Tag® VHH/Nanobody conjugated to a fluorescent dye for immunofluorescence detection of Spot-tagged proteins. It is optimal for effective labeling with minimal fluorophore displacement for super-resolution microscopy.


Get the discount on:

ChromoTek Spot-Label® Alexa Fluor® 488

ChromoTek Spot-Label® Alexa Fluor® 568

ChromoTek Spot-Label® Alexa Fluor® 647

ChromoTek Spot-Label® ATTO 488

ChromoTek Spot-Label® ATTO 594


To take advantage of this offer, place an order during the promotion month and mention the discount code. Use the discount code FPOM20 when ordering online or via purchase order. Full terms and conditions apply.



Terms & Conditions

  1. This promotional offer is available to customers based in the US, CA, and Europe.
  2. The offer is valid for ChromoTek Spot-Label®.
  3. To take advantage of this offer, enter the promo code “FPOM20” at checkout or request that it be quoted on your order. Discounts cannot be applied after an order has been placed.
  4. This promotion code cannot be used in conjunction with any other promotional offer.
  5. The promotion code must be entered at checkout or quoted on your email/fax order to be applied to your order.
  6. Proteintech Group reserves the right to cancel or refuse this promotion at any time.
  7. Promotion valid until February 28, 2023.