You can read the following links for more information on the use of Schema.org:
https://schema.org/Product
https://developers.google.com/structured-data/rich-snippets/products
https://yandex.ru/support/webmaster/supported-schemas/goods-prices.xml
For more information on using Open Graph:
https://developers.facebook.com/docs/reference/opengraph/object-type/product/