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HEPES BUFFER For tissue culture

Good zwitterionic buffer substance suitable for tissue culture work pka - 7.5, Useful pH range 6.8 - 8.2
 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid; N-(2-Hydroxyethyl)piperazine-N'-(2-ethanesulfonic acid)

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Article No.
04040
Grade
For tissue culture
Purity
99%
CAS No.
7365-45-9
Molecular Formula
C8H18N2O4S
Molecular Weight
238.30
H.S. Code
2933.5990
Shelf Life
60 Months
MSDS
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Certificate of Analysis (COAs)
 

 

Physical Properties

Physical state at 20 °C
Solid
Colour
White powder
pH value
5.0 - 6.5 at 238 g/l at 25 °C
Melting point/ Freezing point [°C]
234 °C
Solubility in water [% weight]
Soluble in water

Packings

  • 1GBA000015

    5 g (00005)

  • 1GBA000060

    25 g (00025)

  • 1GBA000180

    100 g (00100)

  • 1GBAB00040

    500 g (00500)

 

Specifications

Appearance White powder
Assay Min 99%
Chloride (Cl) Max 0.005%
Sulphate (SO4) Max 0.005%
Heavy metal (as Pb) Max 0.0005%
Sodium (Na) Max 0.01%
Loss on drying (at 105°C) Max 1.0%

Revision Date : 07-Feb-2022
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