(Use)Buffer
is recommended for the preparation of stable substrate solution and
the determination of guanine in serum. (Advantage)The
purity (> *9%) is water-soluble, the process is stable, and the
appearance of the product can be guaranteed to be pure white
crystal powder. DeSheng
is an old blood testing reagent company with *4 years of research
and development experience. It has a deep research on chromogenic
substrates and biological buffers.