Varnish recipe 16.06.2018

Colophony cooked for 9 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     120 g -> 77 g

Linseed oil     75 g 

Mastic            13 g

Balsam turp    40 g