"Despite all of the names white spirit has, they are generally very similar. After a small amount of read up, it appears that there are some clear standards as to the actual content of these spirits - these meet BS 245 specs, which other products - such as "turpentine substitute" - are not required to meet."
"I bought this white spirit as I was glossing the woodwork at home. It effectively cleaned the paint from the brushes a lot better than the turps bought in the local paint shop. I'll definitely be using again."