BES BUFFER (FOR BIOCHEMISTRY)

BES BUFFER (FOR BIOCHEMISTRY)
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
B0040200100 For Biochemistry 99% 10191-18-1 C6H15NO5S 213.25 2922.1990
60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

White powder

pH value

2.5- 5.0

Melting Point/ Freezing point [°C]

152 - 154 °C

Solubility in water [% weight]

213.3 g/l at 20 °C

Specifications

Appearance:

 White powder

Identity (IR):

 Passes test

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 0.5%

Assay (alkalimetric):

 Min 99%

UV absorbance (at 250 nm; 5%; 1 cm; water):

 Max 0.05%

Biological buffer, pKa at 20°C:

 7.15

Safety Information and Hazard Symbols

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
  • GHS01.png
  • GHS02.png
  • GHS03.png
  • GHS05.png
  • GHS06.png
  • GHS07.png
  • GHS08.png
  • GHS010.png

Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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