WDC-H Powdery Strong Alkaline Anion
We can arrange the sample to you
for your approval, and please check the details as below:
We strongly recommend that the
sample to be arranged by air, to be frank, it is the most economical and
convinent method till now according to our experience.
The sample itself is free, but
our customer will pay for the air freight cost according to the support
also requirement from our partners.