Promotional price valid on web orders only. Your contract pricing may differ. Interested in signing up for a dedicated account number?
Learn More

BLOTTO and Tween 20 in PBS, with 0.02% sodium azide, Thermo Scientific™

Blocking reagent for immunohistochemistry experiments



Product Type Blocking Buffer
Form Liquid
For Use With (Application) Immunohistochemistry (IHC)
Content And Storage -30°C to -10°C
View More Specs

Products 1
Catalog Number Mfr. No. Quantity Price Quantity & Availability  
Catalog Number Mfr. No. Quantity Price Quantity & Availability  
View Documents
Thermo Scientific Chemicals
250 mL
Each of 1 for $66.50
Order in Bulk

Request bulk or custom formats

Add to Cart


This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.



Blocking Buffer
Immunohistochemistry (IHC)
-30°C to -10°C


Product Certifications
Provide Content Correction

We continue to work to improve your shopping experience and your feedback regarding this content is very important to us. Please use the form below to provide feedback related to the content on this product.

Product Title

By clicking Submit, you acknowledge that you may be contacted by Fisher Scientific in regards to the feedback you have provided in this form. We will not share your information for any other purposes. All contact information provided shall also be maintained in accordance with our Privacy Policy.

Cancel Submit