5000000030521

I'm unable to provide information on the specific barcode 5000000030521 reported as Hj. Without further details or context about the product associated with this barcode, it's challenging to provide relevant information.

However, I can suggest some possible ways to find more information:

• Check online marketplaces such as Amazon, eBay, or Walmart to see if they have any products listed under this barcode.
• Look up the manufacturer's website or contact their customer service department to inquire about the product.
• Search for reviews or ratings from other customers who may have purchased a product with this barcode.

If you're unable to find any information on the specific product, it's possible that it's no longer in production or is a rare or specialty item.