At hellma-analytics dot com, the closest match seems to be catalog
number 176-353-15-40, but, that's an HPLC flow cell.
Daniel Anderson wrote:
> Hello, Gloria and everybody,
>
> I'm typing most of this reply from memory.
>
> When I tried to buy one, my recollection was that it was available
> from Hellma, but I couldn't (and still can't) find my Hellma paper
> catalog, and for some reason I did not find the Hellma web site when I
> wanted to buy a cuvette. I have since learned to spell "Google".
>
> I have the starnacells dot com paper catalog in front of me. What you
> want is almost catalog number 16.12F-Q-1.5/Z15. The Z parameter should
> probably be closer to 14 than 15mm.
>
> That catalog number from Starna is probably the one that I bought some
> years ago, and here is my recollection of what happened: The cell
> arrived, and I found that light did not go through unless I pushed it
> sideways. I measured the old Dynapro cuvette, and it was
> 12.45x12.45mm. The cell from Starna was 12.25x12.35mm. I returned it
> and Starna sent me a replacement that was 12.35x12.25mm. When this
> comedy of rectangular cuvettes tired me I returned the nth cell that
> they sent me and gave up trying to buy one.
>
> One more detail: the above recollections are about a 13,714-year old
> DynaPro with the microcuvette device added as post-translational
> modification. It's so old that the serial number is probably negative.
> I don't know if a more recent instrument has the same cuvette holder
> geometry.
>
> I hope that partial information helps,
> Dan
>
>
>
>
> Gloria Borgstahl wrote:
>> Does any one know of a source of these cuvettes?
>> Protein Solution doesn't exist anymore
>> and Wyatt no longer has these.
|