View Samples RequestSample Product – Duraflor Ultra® White 5% Sodium Fluoride Varnish has been added by to your sample request list. Home — Sample Request Sample Request List(1 Items) Please note that samples are available for dental and healthcare professionals only. Product Quantity Sample Product – Duraflor Ultra® White 5% Sodium Fluoride Varnish SKU SP-1016 × Sample Product – Duraflor Ultra® White 5% Sodium Fluoride Varnish SKU SP-1016 × Checkout