Ron & Daan,
MIL-C-28809B references IPC-TM-650 2.3.26 for cleanliness testing and does
not list the equivalence factors as did MIL-P-28809A.

Steve Sauer
Northrop Grumman, Xetron

-----Original Message-----
From: Dieselberg, Ron [mailto:[log in to unmask]]

Daan, the info is shown in table VIII in MIL-P-28809. It probably is also in
MIL-C-28809, but I cannot find my copy of "C" to verify that.

> I know there exists a document  (probably an IPC or MIL-spec)
> explaining how the 1.56 limit should be corrected for the exact type of
> machine. For the Alpha Ionograph 500M the conversion factor is 2,
> resulting in the 3.1 micrograms/cm2 limit.
> However I can't remember where exactly this information can be found,
> and I don't even know if it's still valid. Does anyone has a clue for me

> Daan Terstegge

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