Payment & COA

Payment Terms
The payment methods we prefer are Western Union, 100% T/T in advance. Paypal payment method is accepted for our VIP customers. Price is negotiable according to different orders. For details, please consult sales@nanoparticles-microspheres.com Our business belief is: Honest,Honest,Honest Plus Lifelong Aftersale Service! If you place an order with EPRUI,we promise to take full responsibility until our customers get the goods. If the goods get lost or damaged during transportation,we agree to send it a second time for free.

Your trust will be returned by high quality products and much more competitive price!
Certificate of Analysis and MSDS
What you care are very professional matters. In order to ensure the information we provide is correct and satisfied, please send your detailed requirement to sales@nanoparticles-microspheres.com Our product consultants will give you a reply within 24 hours.