I have heard of mfgs using XRF guns to inspect their incoming stock. However 
this is generally not accepted as a initial qualification, only to validate 
incoming material as an A / B comparison. RoHS still requires a ppm assessment 
after breaking down to homogeneous ‎levels.  

Here in the USA, I suggest eliminating the trips to the local hardware store 
and buy from a distributor such as Grainger, McMaster, Hardware Specialty or 
others. They are all beginning ear marking parts for their RoHS compliance and 
sell in affordable quantites.

This will require a little discipline in a small business. I know how it is, 
trying to keep minimum stocking quantities low and having those days where you 
suddenly realize you are about to run out of a certain item that normally costs 
pennies.  ‎Establishing an inventory system may be required where you track 
usage, ordering lead time by supplier, identify minimum order quantities, 
calculate ordering points,  etc. I know more than a few who do this solely in 
spreadsheets. 



Thanks, - doug

Douglas Powell
http://www.linkedin.com/in/dougp01  
  Original Message  
From: John Woodgate
Sent: Wednesday, May 14, 2014 7:29 AM
To: [email protected]
Reply To: John Woodgate
Subject: Re: [PSES] RoHS on Hardware

In message 
<64D32EE8B9CBDD44963ACB076A5F6ABB026954D2@Mailbox-Tech.lecotech.local>, 
dated Wed, 14 May 2014, "Kunde, Brian" <[email protected]> writes:

> In fact, some of our “specialty hardware” has such a long supply 
>chain in most cases we cannot even find out who made the part.
>
> 
>
>As an example, for some parts, we might go over to our local Ace 
>hardware store and buy a handful of parts which will last us two years 
>worth of production.
>
No doubt those two scenarios apply to different parts. For parts you can 
get from the hardware store, you can probably get them from Mouser or 
so, with RoHS. For other parts, there may be no alternative to switch to 
a local jobbing supplier who can certify RoHS.
> 
>
>So here is the problem; with such long supply chains we are having a 
>very difficult time getting RoHS supporting documentation for such 
>hardware. So any advice or options would be most appreciated. What are 
>other companies out there doing in such cases?

There is a lot of advice to SMEs about this available in Europe, but I 
don't know about elsewhere.
>
> 
>
>Being an EMC/Safety guy I really do not have much knowledge in all the 
>procurement stuff, however, would it be a practical option to 
>periodically pull a small sample of all such parts and have them tested 
>for RoHS?

Option of last resort, probably, unless the part can be analysed by one 
of the clever new rapid methods, which may not be prohibitively costly.
-- 
OOO - Own Opinions Only. With best wishes. See www.jmwa.demon.co.uk
Nondum ex silvis sumus
John Woodgate, J M Woodgate and Associates, Rayleigh, Essex UK

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