Click for PDF
Technical Data Sheet
Eastman BioSustane™ SAIB NF

  • Pharmaceutical excipients
Key Attributes
  • Amorphous
  • Bio-adhesive properties
  • Colorless
  • Non-polymeric
  • Soluble in many organic solvents
  • Water insoluble
  • Wide compatibility

Product Description
Eastman BioSustane™ SAIB NF pharmaceutical excipient (sucrose acetate isobutyrate) is a high viscosity liquid depot for extended drug delivery in enteral, parenteral, and topical applications. It is an odorless, colorless, viscous liquid produced by the controlled esterification of natural sugar (sucrose) with acetic and isobutyric anhydrides and highly purified by distillation.

Typical Properties

PropertyTypical Value, Units
Molar mass832-856 g/mol
     @ 25°C1.15 g/mL
Flash Point 
     Cleveland Open Cup260 °C (500 °F)
Solubility in Water0.1 wt %
Refractive index, n (40, D)1.449-1.450
Hydrolysis stabilitya0.3 % wt loss
Viscosity, Brookfield 
     @ 100°C105 cP, approx.
     @ 30°C100,000 cP, approx.

aRefluxed in water for 96 hours.

Hazards, ingredients, first aid, firefighting method, accidental release measures, exposure, personal protection, storage / handling, physical and chemical properties are all on SDS.

Properties reported here are typical of average lots. Eastman makes no representation that the material in any particular shipment will conform exactly to the values given.

Eastman and its marketing affiliates shall not be responsible for the use of this information, or of any product, method, or apparatus mentioned, and you must make your own determination of its suitability and completeness for your own use, for the protection of the environment, and for the health and safety of your employees and purchasers of your products. No warranty is made of the merchantability of fitness of any product, and nothing herein waives any of the Seller's conditions of sale.

5/7/2021 9:40:42 AM