The PWT meter is vastly superior to the TDS meter.
ken

At 11:06 AM 4/13/2003 -0400, you wrote:
Dear Sandra,


>>would anyone please tell me what is the product name/number for the pwt at hanna. I went to their site and they have so much stuff and I saw nothing called pwt.>>


  Try TDS

<http://www.automatedaquariums.com/h_tds1.htm>http://www.automatedaquariums.com/h_tds1.htm

Regards,
Catherine


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