Here is a list of world wide Customs website.
With those links you can find duty rate for each country.
*HS classification can be effective with ImageSearch on world customs ruling database
The method is in this Kindle book
By country> US|UK|DE|FR|ES|IT|NL|JP|BR|CA|MX|AU|IN
The method is in this Kindle book

By country> US|UK|DE|FR|ES|IT|NL|JP|BR|CA|MX|AU|IN
ImageSearch for HS classification