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Piperazine-N,N'-bis(2-ethane sulfonic acid)

analytical grade
(PIPES, Piperazinediethane sulfonic acid)
C8H18N2O6S2 • Mr 302.4 • CAS [5625-37-6]

Buffering substance pKa 20 = 6.8.

Assay (titr.)
A 1 cm/2 % in NaOH
250 nm
Heavy metals (Pb)

 min. 99 %

max. 0.2
max. 0.0005 %


References:
  1. Good, N.E. et al. (1966) Biochemistry 5, 467-77

HS: 29335995
Storage Temperature: +15 °C to +30 °C


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32981.01 50 g inquire*  
32981.02 250 g inquire*  
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Friday, May 25, 2012

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