Could you kind enough to send me a analysis procedure? -----Original Message----- From: Jacob Mozel <[log in to unmask]> To: [log in to unmask] <[log in to unmask]> Date: Wednesday, July 22, 1998 3:47 PM Subject: Re: [TN] Acid stoper in developing >The best way to titrate weak acid is by back titration, using the suitable indicator. >You first add a known amount of a strong alkali and titrate the "overdose". > >WHATEVER wrote: > >> I wonder how many of you using acid stoper during developing of dry film? >> say citric acid. and I would like to hear your comments. For those chemists >> out there, I like to know whether it is really possible to titrate a weak >> acid with three Ka ? >> >> Oh, by the way, anyone using resist lamintor with two sets of rollers, hot >> to hot; Like to try or modify a one, if you have some information, would you >> please share with me? >> >> Thanks. >> >> ################################################################ >> 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 >> ################################################################ > > > >-- >Jacob Mozel >11 Hakalanit St >44280 Kfar Saba, Israel >Tel: +972 9 7425871 >Fax: +972 9 7424089 >e-mail: <[log in to unmask] > >################################################################ >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 >################################################################ > ################################################################ 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 ################################################################