N-(2-Hydroxyethyl)piperazine-N'-2-ethane sulfonic acid (HEPES), analytical grade, CAS 7365-45-9 SERVA

Reference 25245.04

$133.31

Weights

analytical grade

(HEPES)
C₈H₁₈N₂O₄S • M_r 238.3 • CAS 7365-45-9

pKa 20 = 7.55. Buffering substance. Tested for use in tissue culture.

Physical parameters

Assay (titr.)
A 1 cm/10 % in water
260 nm
280 nm
Heavy metals (Pb)
pH 10 % in water

min. 99 %

max. 0.1
max. 0.08
max. 10 ppm
5.0 - 6.5

EINECS: 230-907-9 • WGK: 1L • HS: 29335995
Storage Temperature: +15 °C to +30 °C

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