Zeolite Type: zeolite molecular 3A 4A 5A 13x 13x hp lithium.
They all are suitable for oxygen making.
our type:
3A Zeolite molecular sieve, 4A Zeolite molecular sieve, 5A Zeolite molecular sieve, 13X Zeolite molecular sieve.
Description: It is a health and natural product. purifying water, releasing micro element, which is health for body.