Varnish recipe 24.07.2016

 Colophony cooked for 4,5 hours at 150 - 180 C

Linseed oil heated to the same temperature and slowly stirred into the colophony

Mastic drops added slowly while stirring

Balsam turpentine heated to simmer

Filtered and decanted into a glass jar

Colophony     81 g -> 68,5 g

Linseed oil     69 g 

Mastic         18 g

Balsam turp    35 g