Colophony rosin lumps

Fine natural bright Pine Rosin of first choice.

Usage and properties:

• sports: in climbing, ballet and gymnastics it increases the grip

• arts and crafts: sizing for papermaking, additive for historical color varnish ( e.g. violine varnish)

• electronics: solder flux

• incense

• melting point: 100 degree centigrade

• and many other uses