If you are talking about Pfau (406) 777-5866 and talk to them. I don't use it. I get Steele 18% from a local mill from Oregon produced products.
"Do not breathe simply to exist."
"Make now always the most precious time. Now will never come again." - Jean Luc Picard
"A person who works with his hands is a laborer, A person who works with his hands and his head is a craftsman, A person who works with his hands, his head and his heart is an artist."