Ink jet textile printing penetrant and ink jet recording apparatus

An ink jet textile printing penetrant comprising:

• a water-soluble organic solvent;
• a surfactant;
• and
• at least one chelating agent and at least one aromatic compound,
• wherein the ink jet textile printing penetrant is colorless,
• the chelating agent is one type or two or more types selected from the group consisting of disodium ethylenediaminetetraacetate, diammoniumethylenediaminetetraacetate, trisodiumethylenediaminesuccinate, tetrasodium iminodisulfosuccinate, tetrasodium dicarboxymethylglutamate, and disodium nitrilotriacetate,
• the aromatic compound is one type or two or more types selected from the group consisting of a compound which is represented by Formula (I) below, a compound which is represented by Formula (II) below, and derivatives of these compounds,
• wherein in Formula (I), X's each independently represent SO3R, COOR, or OPO(OR)2, R's each independently represent H, Li, Na, or K, and m is an integer of 1 or 2;
• and
• wherein in Formula (II), X's each independently represent SO3R, COOR, or OPO(OR)2, R's each independently represent H, Li, Na, or K, and n is an integer of 1 to 3, and
• the at least one aromatic compound includes naphthalene-1,5-disulfonic acid.