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Tungstic Acid After-Sales Service and Support

Tungstic Acid After-Sales Service and Support

Chinatungsten Online After-Sales Service and Support includes but not limits to:
1) Provide export and import documents, custom clearance documents and other needed by customers.
2) Statistics and documents during the testing process.
3) Provide professional answers and solutions which customers may encounter in the course of using.
4) Recycle the residues and waste of Tungstic Acid from customers.
5) Other after-sales service and support.

Chinatungsten Online Customer Service and Support

Tungstic Acid Payment and Document
Tungstic Acid Pro-forma Invoice
Tungstic Acid Invoice
Tungstic Acid Packing List
Tungstic Acid Bill of Lading
Tungstic Acid Certificate of Analysis
Tungstic Acid Certificate of Origin

Email: sales@chinatungsten.com
Tel.: +86 592 512 9696 ; +86 592 512 9595
Fax.: +86 592 512 9797

More Info：  Tungsten Oxide   Ammonium Paratungstate