27 Mega-800 SCINCO
3.8 Printout
After measurement, you can press key to printout. It will prompt the user with the information ―Printer is
ready? (YES: ENTER, NO: CE)‖, as shown in Fig.3.16:
Fig. 3.16 Data printout
If your printer connects well, press key to print the measurement data. If your printer is not
ready, press to cancel the operation. If your printer is not ready and you have pressed
key, the system will prompt the user with ― System busy…‖ and you can press to exit this
selection.
Please refer to ―Chapter 2 Installation‖ for printer installation. If your printer can’t work normally,
please refer to ―Chapter 9 Daily Care and Maintenance‖.
3.9 Quit measurement
Press to quit measurement. It will prompt the user with the information ―Delete all the
data? (YES: Enter; NO: CE)‖. Press to return to the main menu of instrument.
3.10 Application example
Vitamin B1, also known as thianmin, helps fuel your body by converting blood sugar into energy.
It helps you’re your mucous membranes healthy and is essential for nervous system,
cardiovascular and muscular function. We should test the absorbance value of Vitamin B1 at the
wavelength of 400nm. If the absorbance value is not greater than 0.020, it means the tested
product is qualified
The procedures of using MEGA-800 UV-VIS Spectrophotometer to test Vitamin B1 are shown as
follows:
① Dissolve Vitamin B1 1g in 10ml-deionized water; then, put Vitamin B1 and deionized water
into cells separately.
② Turn on MEGA-800 UV-VIS Spectrophotometer. After 60 minutes’ preheat time, press
to gain access to photometric mode menu.
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