2-[Bis(2-hydroxyethyl)amino]-2-(hydroxymethyl)- 1,3-propanediol, analytical grade, SERVA
Opis towaru
Zwitterionic buffering substance for a pH range of 5.8 – 7.2.
Bis-Tris is used in biochemistry and molecular biology and is a common component of many buffer systems for electrophoresis. Since it may form a complex with some common metals, such as Cu(II) and Pb(II), formation constants should be taken into account when using this buffer in a solution containing metal ions. Bis-Tris is a substitute for the highly toxic buffer cacodylate.
Bis(2-hydroxyethyl)imino-tris(hydroxy methyl)methane, BISTRIS, Bis-Tris
C8H19NO5
Mr 209.24
CAS No. 6976-37-0
Assay (titr.): min. 99.0 %
A 1 cm/10 % in water
280 nm: max. 0.1
Iron (Fe): max. 5 ppm
Lead (Pb): max. 3 ppm
pH 10 % in water: 9.4 - 10.4
pKa 20: 6.46
Storage Temperature: +15 °C to +30 °C
Cechy towaru
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Podatek VAT23%