My Sig Nitrate turned brown in the can, is that bad? I used some on a beater plane and it seemed to work.


MM

My Sig Nitrate turned brown in the can, is that bad? I used some on a beater plane and it seemed to work.


MM

When nitrate turns amber or brown that indicates it has become more acidic than it should be.  It is a reaction to the metal in the can and air.  I would not use it for a full-scale airplane cover job but you may well get away with it using it on a model.