Open tubular capillary column for high-speed micro liquid chroma

Details Open tubular capillary column for high-speed micro liquid chroma Open tubular capillary column for high-speed micro liquid chroma

1978-08-31

1980-06-10

Adee, John

Liquid purification or separation

With means to add treating material

Chromatography

55386, B01D 1508

Patent

active

042071887

ABSTRACT:
An open tubular capillary column, for high-speed micro liquid chromatography made of a glass tube of the inner diameter not more than 0.10 mm, having the net inside capacity not less than 0.5 .mu.l, the inner surface of which hollow glass tube being chemically bonded, in order to provide a stationary phase there, with at least one silane or its derivative such as octadecylsilane to form a polymeric layer. This invention includes the manufacturing method of such a column.

REFERENCES:
patent: 3666530 (1972-05-01), Aue et al.
patent: 4043905 (1977-08-01), Novotny
patent: 4054432 (1977-10-01), Taylor
patent: 4059523 (1977-11-01), Mochizuki et al.
"Laboratory-Made Porous Layer Gas Chromatography Columns", by Nikelly and Blumer American Laboratory, Jan. 1974, vol. 6 No. 1, pp. 12, 13, 14, 16.

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