Please capitalize where necessary: the tube is then vortexed and incubated for 15 minat room temperature.
A: The tube is then vortexed and incubated for 15 minat room temperature.

Please capitalize where necessary: source for power supply led power supply manufacturers at zhongshan karnar lighting & electron factory.
A: Source for POWER SUPPLY Led Power Supply manufacturers at zhongshan karnar lighting & electron factory.

Please capitalize where necessary: the whole brewweryplant become cleaned and the remaing beer in the system was purged.
A: The whole brewweryplant become cleaned and the remaing beer in the system was purged.

Please capitalize where necessary: 10. find the angle x
A:
10. Find the angle X