In article <[log in to unmask]>, <Joseph M. Webb> <[log in to unmask]> writes >I was hoping one of you fine denizens of TechNet could assist me by >providing a generic formula for a room temperature (antiquing?) oxide >solution for copper. I recall seeing one a few years back in the Metal >Finishers Handbook, but I can not find a copy about for the life of me. > Do you mean Antique Patina, 120g Ammonium Sulphate 4g Copper Sulphate 1.6ml Ammonia(0.880) + water to 1 litre. Spray on cold. According to my 1971 Finishing Handbook. -- Roger M Unwin P+M Services (R) Ltd. Tel: 01706 815212 Fax: 01706 818636 Http://www.p-m-services.demon.co.uk ################################################################ TechNet E-Mail Forum provided as a free service by IPC using LISTSERV 1.8c ################################################################ To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TechNet <your full name> To unsubscribe: SIGNOFF TechNet ################################################################ Please visit IPC's web site (http://www.ipc.org) "On-Line Services" section for additional information. For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 ################################################################