Pipet for Titrating Dark-Colored Liquids in Two Phases

1Herbert G. Steffens B. S. (1939); Ch. E., (1946); Newark College of Engineering, Newark, New Jersey; spent four years in the testing and formula development of electrical insulating varnishes for impregnation and coating at Irvington Varnish and Insulator Co., Irvington, New Jersey; served three years as Materials Engineer in charge of electrical insulating varnish testing at the Materials Laboratory, Navy Yard, New York; now Research Manager of the Cap‐Seal Division of the Irvington Varnish and Insulator Co.; Member of American Chemical Society and Metropolitan Microchemical Society.

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Pipet for Titrating Dark-Colored Liquids in Two Phases

Abstract: IN THE petroleum and other industries it is often necessary to determine the free acidity as well as saponification numbers of darkcolored substances. As many of these substances have comparatively high melting points and are very little soluble in alcohol, in recent years it has become

Cited by 3 publications

References 2 publications

Saponification Numbers of Asphaltic Petroleum Residues

Saponification Numbers of Asphaltic Petroleum Residues

Determination of Iron in Humates

TESTING ELECTRICAL INSULATING VARNISHES—An exhaustive treatise in which all types of tests of electrical insulating varnishes are discussed as to their method, variables and significance. In two parts.

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