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

Invitrogen™ SNARF™-4F 5-(and-6)-Carboxylic Acid, Acetoxymethyl Ester, Acetate - Special Packaging Non-distribution product as customer accommodation. Available on GSA/VA Contract for Federal Government customers only.

Cell-permeant ratiometric pH indicator

Manufacturer:  Invitrogen™ S23921

Catalog No. S23921


Add to cart

Description

Description

  • pKa of approximately 6.4
  • Exhibits significant pH-dependent emission shift from yellow-orange to deep red fluorescence under acidic and basic conditions, respectively
  • This pH dependence allows ratio of fluorescence intensities from dye at two emission wavelengths, typically 580nm and 640nm, to be used for quantitative determinations of pH

Cell Analysis, Cell Metabolism, Cell Viability, Proliferation and Function, Ionic Homeostasis and Signaling, pH Detection

This product(s) resides on a Fisher Scientific GSA or VA contract. If you are viewing this page as a nonregistered user, the price(s) displayed is List Price. To view your GSA or VA contract pricing, log in using your account number, or become a registered user by contacting one of our Customer Service teams. You can also view your contract price by searching for this item(s) on GSA Advantage. To place an order, contact Fisher Scientific Customer Service.

Order Info

Shipping Condition: Room temperature

Specifications

Specifications

Cell-Permeant
Fluorescent
Fluorescent Dye-Based
SNARF®
Store in freezer (-5 to -30°C).
Fluorescence Microscope, Flow Cytometer, Microplate Reader
pH Indicator
Room Temperature
Documents
Provide Content Correction

The Fisher Scientific Encompass Program offers items which are not part of our distribution portfolio. These products typically do not have pictures or detailed descriptions. However, we are committed to improving your shopping experience. 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

For Research Use Only. Not for use in diagnostic procedures.