hi,
i can provide you solution to filter your list with duplicates as well as from spamtraps.
i can provide you solution to send bulk emails with 100% inbox guaranty. i am expert in bulk email marketing, having 3+ years experience in email marketing field. my service includes so many features like:
1- Interspire email marketer as a front end to manage all your list, newsletters etc.
2- PowerMTA configuration
3- Bounce Processing
4- Email filteration
5- Spam score check
6- Job scheduling
7- Trigger sending
8- Autoresponder
9- Dedicated ips
10- Automatic Ips rotation
11- All authentication pass [ Dkim, SPF, Domain-key, Dmarc, bounce rules, ISP rules etc]
12- Including Support
lets do it.