4 PIECES of Single-Layer Graphene Oxide Film/Paper/Membrane, Diameter ~ 38 mm

Description

4 pieces of Single-Layer Graphene Oxide Film/Paper/Membrane, Diameter ~ 38 mm
Graphene oxide film/paper/membrane with different dimensions can be customized. If you have specific needs, feel free to contact us.
PLEASE NOTE
1) All standard shippings within the United States are FREE.
Tracking numbers are available for all national and international shippings
.
We ship items out quickly:
Same day shipping on all orders placed by 3:00 pm EST
after receiving a payment. We offer
COMBINED (2 or more items) shipping discounts for USPS Priority Mail,
allowing you to save on shipping; Feel free to contact us.
2) We are commited to providing
high quality
graphene-based products
with very competitive prices.
We appreciate very much if you could leave us a
Positive feedback
on ebay after you receive your item in the condition you expected. Feedbacks are our essential tool to build up a trustful seller reputation on eBay community. However,
if there is a problem, please send us a message
;
we promise that we will try to do our best to resolve your issue smoothly
to deserve your positive feedback.
3) For
International Buyers
:
a) First-Class Package International Service: Varies by destination - tracking number available;
b) USPS Priority Mail International Small Flat Rate Box: 6 - 10 business days - tracking number available;
c) If you need other FASTER innternational mail services, please visit
https://www.usps.com/ship/compare-international-services.htm
for more information and contact the seller before you place an order;
d) International b
uyers are responsible for
any customs charges such as duties and taxes
that
MAY
apply.
THANK YOU!