TES BUFFER (FOR BIOCHEMISTRY)

TES BUFFER (FOR BIOCHEMISTRY)
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
T0201900025 For Biochemistry 99% 7365-44-8 C6H15NO6S 229.25 2922.1990
60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

White crystalline

Odour

Odorless

Melting Point/ Freezing point [°C]

225 °C

Solubility in water [% weight]

229.3 g/l at 20 °C

Specifications

Appearance:

 White crystalline 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 0.005%

Loss on drying (at 105°C) :

 Max 0.2%

Assay (alkalimetric):

 Min 99%

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

 Max 0.05

Biological buffer, pKa at 20°C:

 7.50

Safety Information and Hazard Symbols

Safety Statement: 22-24/25
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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