... , end-point, absorbance 2. Wavelengths from 300-800nm,8 standard filters:340,380,405,492,510,546,578,620nm ... sample result7. RS232 interface, PC connecting8. Internal thermal-sensitive printer, multi-forms in result output, including patient comprehensive report9. ... C±0.1°CCarry over:1%Repeatability:<1%Printer: Internal thermal-sensitive printer, 58mm paper widthDisplay: 240*128LCDData communication: RS ...