Mass spectrometry target assembly

Mass spectrometry target assembly according to any one of the preceding claims, characterized in that

• said substrate surface (11) comprises a conductive substrate coating, wherein said measuring element (2) and said substrate coating are electrically connected.

Mass spectrometry target assembly according to any one of the preceding claims, characterized in that

• said measuring element (2) is fixed to said substrate surface (11) by a conductive adhesive (12).

Mass spectrometry target assembly according to any one of the preceding claims, characterized in that

• said measuring element (2) is mechanically fixed to said substrate surface (11).

Mass spectrometry target assembly according to any one of the preceding claims, characterized in that

• said assembly comprises at least two different measuring elements (2a-2d), each having a different measuring coating (4) each adapted to a different type of analyte (1).

Mass spectrometry target assembly according to any one of the preceding claims, characterized in that

• said target substrate (10) is a mass storage media, and
• said substrate surface (11) is a surface of said mass storage media.

Method of manufacturing a mass spectrometry target assembly for receiving at least one analyte (1) for analysis by mass spectrometry comprising:

• providing a target substrate (10) having a substrate surface (11),
• providing at least one measuring element as a distinct component from said target substrate (10),
• securing said measuring element on said substrate surface (11), wherein said measuring element and said target substrate (10) and/or said substrate surface (11) are electrically connected.

Method of manufacturing an array (28) of measuring elements suitable to be received by a mass spectrometry target substrate, comprising the steps of

• providing said array (28) comprising a plurality of measuring element bodies (3b) manufactured from a conductive measuring element material, which bodies comprise a surface, wherein said bodies (3b) are interconnected by a frangible portion (3c) of conductive measuring element material,
• providing a hydrophilic layer (6) on said surface of said bodies (3b),
• providing a hydrophobic layer (7) on said hydrophilic layer (6), wherein said hydrophobic layer (7) covers said hydrophilic layer (6) only partly, such that the non-covered area of said hydrophilic layer (6) forms a hydrophilic area (8) on said measuring element surface (5).

Sample holder for holding at least one sample comprising:

• a sample holder body (18, 21, 25) having a sample holder surface,
• at least one measuring zone (2) located on said sample holder surface, wherein said measuring zone (2) is suitable to receive said sample, and
• a data storage means (19, 22, 27) adapted to storing information corresponding to said sample and/or measuring results corresponding to said sample.

Method of manufacturing a sample holder comprising the steps of

• providing a mass storage media (25) having a conductive mass storage media surface,
• providing a measuring element (2) as a distinct component from said mass storage media, and
• securing said measuring element (2) on said mass storage media surface.