Bjarte H
Dommer
For hva det er verdt:
http://www.fivestarchemicals.com/wp-content/uploads/PBWTech.pdf
P.B.W. is an excellent choice as a soak cleaner because it does not require excessive heat as do most caustic based cleaners. This product has cleaned brass and copper filters, and industrial aluminum surfaces successfully.
http://www.fivestarchemicals.com/wp-content/uploads/PBWTech.pdf