Jerome, What method do you base? DSC or TMA or DMA? I think that delta Tg varies with measurement method > -----原始郵件----- > 寄件者: Jerome Sallo [SMTP:[log in to unmask]] > 傳送時間: 1998年12月21日 AM 01:39 > 收件者: [log in to unmask] > 主旨: Re: [TN] "Delta Tg" > > Shabtay > Normally a 4蚓 delta Tg is concidered acceptable. > Jerry Sallo > Sallo Consulting Services > > ################################################################ > 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 ################################################################