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Please fill your VAT (Tax Registration/GST/TIN) number here. During checkout, you will be able to fill the full billing address.

Directions:

1. Buyer located in the Europe: please fill your VAT number.

2. Buyer located in the United States: you may fill"N/A" in the box. If your institute/company requires TIN number to be printed on the invoice, please fill the TIN number in the box.

3. If you do not have VAT number: you may fill "N/A" in the box. Note that, VAT may be charged on your order.

Any question during checkout, please send an email to hxinfo@helixarbio.com.