The N/C 2100 is a TOC/TNb analyzer is used to handle environmental reviews to ensure that setups are ready and sensible. This is made with a design that can handle high temperature combustion levels of up to 950 degrees Celsius and works well with an injection setup for particle-containing samples. This has an autosampler on the inside and uses a solid setup to make this into a compact routine analyzer. This is made with a design that fits in well for many flow management systems and can work with an a auto-protection catalyst that works with temperatures of up to 950 degrees Celsius and uses a direct injection setup with a valve and septum-free direct injection setup. This is made for larger sample volumes and is very simple to use.