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Date: | Thu, 13 Apr 2017 11:09:39 -0400 |
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Air borne particulates
ISO clean room stands ISO 14644-1 and ISO 14698
Chart in Wikipedia
Class 7 and higher does not measure the smaller particles.
Instruments that measure this level are less than $2k.
On Thu, Apr 13, 2017 at 10:34 AM, Bhanu Sood <[log in to unmask]> wrote:
> Does this work for you?
>
> ASTM E1382 - 97(2015): Standard Test Methods for Determining Average Grain
> Size Using Semiautomatic and Automatic Image Analysis
>
> (aka ImageJ)
>
> On Thu, Apr 13, 2017 at 10:31 AM, Douglas Pauls <
> [log in to unmask]> wrote:
>
> > Good morning all,
> > Does anyone know of a standard test method to quantify particulates?
> ASTM,
> > SAE, IEC, etc? IPC has none that I know of.
> >
> > Doug Pauls
> > Principal Materials and Process Engineer
> > Rockwell Collins
> >
>
>
>
> --
> Bhanu Sood
> Tel: (202) 468-8449
>
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