HEPES BUFFER
HEPES BUFFER For tissue culture
Good zwitteruonic buffer substance suitable for tissue culture work pka - 7.5, Useful pH range 6.8 - 8.2
Short Name: HEPES BUFFER
Synonym: 4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid; N-(2-Hydroxyethyl)piperazine-N'-(2-ethanesulfonic acid)
Basic Details
Article No.
LG2358
Grade
For tissue culture
Purity
99%
CAS No.
7365-45-9
HS Code
2933.5990
Shelf Life
60 Months
Packings Avialable
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
Chemical 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%
Safety Information & Hazard Symbols