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Ultima-Flo M, 2x5L

Formulated for multipurpose flow counting applications, this safer cocktail has a high sample acceptance for a wide range of HPLC gradients. Ultima-Flo M has low viscosity, unique rapid mixing properties and is resistant to chemiluminescence.

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Detail Information


  • Multipurpose flow cocktail
  • High counting efficiency
  • Low viscosity
  • Non-gelling
  • Biodegradable
  • High flash-point of approximately 120°C


Detection Method Radiometric
Grade Safer
Product Brand Name Ultima-Flo
Quantity in a Package Amount 2.0 Units
Sample Type Flow cocktail, Flow cocktail (aqueous gradients), Flow cocktail (water/methanol gradients), Flow cocktail (water/acetonitrile gradients)
Shipping Condition Ambient
Unit Size 2 x 5 L
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Application Note

Safer Cocktail for an Ethanol/Water/Ammonia Solvent Mixture

A laboratory had been under pressure to move towards the newer generation of safer liquid scintillation cocktails. Unfortunately, the sample composition of one of their targets kept giving the researchers problems. Before the lead researcher contacted PerkinElmer, they had tried PerkinElmer’s Opti-Fluor®, ULTIMAGold™ LLT, and ULTIMA Gold XR. All of the safer cocktails could incorporate each of the constituentsas indicated by their sample capacity graphs.

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Viscosity of ULTIMA-Flo Cocktails

To help determine the proper pump for use in a laboratory automation project, a researcher contacted our laboratories and requested viscosity data for ULTIMA-Flo™ M and ULTIMA-Flo AP for various ratios with water.

PDF 118 KB


Radiometric Reagents Guide 2010-2011

For over 50 years PerkinElmer has been a leading supplier of radiochemicals, liquid scintillation cocktails, vials and nuclear counting detection instruments. Today is no different. We have always been committed to providing you products for all of your radiometric needs and we are still committed today.

Scintillation Cocktails & Consumables - For every liquid scintillation counting application

Address any liquid scintillation counting need with PerkinElmer’s liquid scintillation cocktails, tissue solubilizers and specialty chemicals. You can be confident that our products meet the highest standards of performance, user safety, environmental safety, and user convenience. Plus, our portfolio of application notes can assist you with even the most complex liquid scintillation counting applications you perform in your research.

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