| CPC G01N 33/54353 (2013.01) [G01N 21/6428 (2013.01); G01N 33/54313 (2013.01); G01N 33/547 (2013.01); G01N 2021/6439 (2013.01)] | 12 Claims |
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1. A progesterone measuring kit, comprising:
a first particle having a label and modified with a first binding substance capable of specifically binding to progesterone;
a second particle having no label and modified with a second binding substance incapable of specifically binding to progesterone;
a flow channel for flowing the first particle and the second particle; and
a substrate having a substance capable of binding to the first binding substance,
wherein the first particle having a label contains at least one compound represented by Formula (1) and a particle, and
an average particle diameter of the first particles is 70 to 130 nm, and an average particle diameter of the second particles is 132 to 302 nm,
 in the formula, both R11 and R15 represent an alkyl group or a phenyl group which may have an alkyl group; R12 and R14 represent an alkyl group; R13 represents a phenyl group which may have a fluorine atom or CF3; X1 and X2 represent a fluorine atom; Ar1 and Ar2 represent a phenyl group which may have an alkyl group; and L1 and L2 represent Formulae (L-1),
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