Carbon dioxide adsorbents color index
There are two kinds of color index of carbon dioxide adsorbents commonly used in the world.
3.some brands such as Spherasorb®,LoFIosorb® and Intersorb® all produce white to violet and pink to white type,the Intersurgical® also offer green to purple type.
Take nafern as an example
NF380-WV, NF300-WV, and NF250-WV are all white particles, but with different diameters, they become violet after absorbing carbon dioxide.
NF380-PW, NF300-PW, and NF250-PW are all pink particles, diameters are different become white color after absorbing carbon dioxide.