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Required Hydrophilic-Lipophilic Balance values of octyldodecanol from emulsion stability tests and relative dielectric permittivity measurements

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800 ISSN 0326-2383

KEY WORDS: Dielectric constant; Dielectric permittivity; Emulsions; HLB; Octyldodecanol; Relative required HLB.

* Author to whom correspondence should be addressed. E-mail: rcpasquali@yahoo.com

Latin American Journal of Pharmacy

(formerly

Acta Farmacéutica Bonaerense)

Lat. Am. J. Pharm.

29

(5): 800-2 (2010)

Short Communication

Received: October 9, 2009 Accepted: November 25, 2009

Required Hydrophilic-Lipophilic Balance Values

of Octyldodecanol from Emulsion Stability Tests

and Relative Dielectric Permittivity Measurements

Ricardo C. PASQUALI

1

*, Patricio A. SORICHETTI

2

& Carlos BREGNI

1

1

Cátedra de Farmacotecnia I, Departamento de Tecnología Farmacéutica,

Facultad de Farmacia y Bioquímica, Universidad de Buenos Aires,

Junín 956, 6° piso, (1113) Buenos Aires, Argentina.

2

Laboratorio de Sistemas Líquidos, Facultad de Ingeniería, Universidad de Buenos Aires,

Paseo Colón 850, 2º piso, (1063) Buenos Aires, Argentina.

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