I was going to recommend this very same ladder, which I have. It is no
longer available from McMaster-Carr, where I got mine. I'd be interested
if someone finds it somewhere else.
Phil.
On 20160817 11:42, Harker,Robert A wrote:
> Dr. Win-Piazza;
>
>
>
> We have plastic 4 step stairs available with a *500# capacity*available
> from most industrial suppliers such as Grainger
> <https://www.grainger.com/product/DPI-Box-Steps-WP6591503/_/N-/Ntt-4+step+ladder+plastic?NLSCM=46&optOut=0&sst=subset&s_pp=false&picUrl=//static.grainger.com/rp/s/is/image/Grainger/38GU03_AS01?$smthumb$>
> on both our VNMRS 600 and one of our Inova 500s. The picture shows the
> stairs before we installed a grounding system which dissipates the
> static charge generated when the person climbs the stairs. It’s better
> to receive a shock on the bottom of the stairs than to get a shock on
> top of the magnet dropping the sample and breaking it there … and
> perhaps falling. They are expensive and you might want to shop around.
>
>
>
> Also depending on whether you have a shielded magnet or not we recommend
> going to Ace Hardware
> <http://www.acehardware.com/home/index.jsp?prof=52&affcode=130566> and
> getting some non-magnetic stainless steel bolts and nuts to replace the
> ferrous hardware.
>
>
>
> Enjoy NMR,
>
>
>
> Robert Harker
>
> NMR Engineer
>
>
>
>
>
> <http://chem.ufl.edu/~nmr>
>
>
>
>
>
> *ROBERT A. HARKER*
> /Engineer/
>
>
>
> *University of Florida*
> Dept. Chemistry, Nuclear magnetic Resonance Labs,126 Sisler Hall
> GAINESVILLE, FL 32611-7200
> USA
> <http://maps.yahoo.com/py/maps.py?Pyt=Tmap&addr=Dept.+Chemistry%2C+Nuclear+magnetic+Resonance+Labs%2C126+Sisler+Hall&csz=GAINESVILLE%2C+FL+32611-7200&country=us>
>
>
> rharker_at_chem.ufl.edu <mailto:rharker_at_chem.ufl.edu>
>
>
>
> tel:
> fax:
> mobile:
>
>
>
> 352-392-4650
> 352-392-8758
> 352-328-5862
>
>
>
> Want to always have my latest info?
> <https://www.plaxo.com/add_me?u=151532&src=client_sig_212_1_banner_join&invite=1&lang=en>
>
>
>
> Want a signature like this?
> <http://www.plaxo.com/signature?src=client_sig_212_1_banner_sig&lang=en>
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>
>
>
>
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>
>
>
> *From:*Hla Win-Piazza [mailto:Hla.Win-Piazza_at_wwu.edu]
> *Sent:* Wednesday, August 17, 2016 11:47 AM
> *To:* 'ammrl_at_ammrl.org'
> *Subject:* AMMRL: Ladder for NMR
>
>
>
> Hello Ammrl,
>
> A few users have fallen off from wooden NMR ladder. So, I am looking
> for a study ladder with hand rails. Will you please recommend a few
> vendors and model out there? I am thinking aluminum ladder with working
> platform. What material would you recommend? I have 500 MHz oxford
> magnet. Thank you.
>
>
>
> Hla Win-Piazza, Ph.D.
>
> Western Washington University
>
> Organic Lab Coordinator
>
> 360-650-2261
>
>
>
--
Dr Phil Dennison
NMR Facility Director (949)824-6010 (office)
Department of Chemistry (949)824-5649 (lab)
University of California (949)824-8571 (fax)
Irvine, CA 92697-2025 dennison_at_uci.edu
USA
Received on Thu Aug 18 2016 - 09:52:18 MST