TAPS BUFFER For Biochemistry

Description

Physical state at 20 °C	Solid	Colour	White crystalline
Odour	Odorless	Melting point/ Freezing point [°C]	230 – 235 °C
Flash point [°C]	> 110 °C	Solubility in water [% weight]	121.6 g/l at 20 °C

Appearance	White crystalline powder
Assay (alkalimetric)	Min 99%
UV absorbance (at 250 nm; 20 g/l; 1 cm; water)	Max 0.05
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%
Biological buffer, pKa at 20°C	8.40

25 g	00025
100 g	00100

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