A component measurement system comprising: a measurement tip capable of collecting a liquid; and a measurement device measuring a component of the liquid by emitting measurement light to the measurement tip, the measurement tip being mounted on the measurement device, wherein the measurement tip has a tip body internally having a detection space into which the liquid is fetched, and a detection target region irradiated with the measurement light in the detection space, and a printing layer disposed on a surface of the tip body, and indicating information relating to a spatial clearance which is an interval of the detection space along a traveling direction of the measurement light in the detection target region, and wherein the measurement device has a reading unit that reads the information relating to the spatial clearance from the printing layer, and a control unit that calculates the component of the liquid by using the spatial clearance read by the reading unit characterized in that the measurement device includes a detection unit that emits the measurement light to detect transmitted light transmitted through the measurement tip, the measurement device has a mounting space into which the measurement tip is inserted, the measurement tip has the printing layer located on an inner side from the detection target region in an insertion direction of the measurement tip in a state mounted in the measurement device, and the detection unit also functions as the reading unit, and is configured to detect transmitted light of the printing layer, when the measurement tip is inserted and moved. a measurement tip capable of collecting a liquid; and a measurement device measuring a component of the liquid by emitting measurement light to the measurement tip, the measurement tip being mounted on the measurement device, wherein the measurement tip has a tip body internally having a detection space into which the liquid is fetched, and a detection target region irradiated with the measurement light in the detection space, and a printing layer disposed on a surface of the tip body, and indicating information relating to a spatial clearance which is an interval of the detection space along a traveling direction of the measurement light in the detection target region, and a tip body internally having a detection space into which the liquid is fetched, and a detection target region irradiated with the measurement light in the detection space, and a printing layer disposed on a surface of the tip body, and indicating information relating to a spatial clearance which is an interval of the detection space along a traveling direction of the measurement light in the detection target region, and wherein the measurement device has a reading unit that reads the information relating to the spatial clearance from the printing layer, and a control unit that calculates the component of the liquid by using the spatial clearance read by the reading unit a reading unit that reads the information relating to the spatial clearance from the printing layer, and a control unit that calculates the component of the liquid by using the spatial clearance read by the reading unit characterized in that the measurement device includes a detection unit that emits the measurement light to detect transmitted light transmitted through the measurement tip, the measurement device has a mounting space into which the measurement tip is inserted, the measurement tip has the printing layer located on an inner side from the detection target region in an insertion direction of the measurement tip in a state mounted in the measurement device, and the detection unit also functions as the reading unit, and is configured to detect transmitted light of the printing layer, when the measurement tip is inserted and moved.