TAPS BUFFER (FOR BIOCHEMISTRY)

Article No.	Grade	Purity	Cas no.	Molecular Formula	Molecular Weight	H.S. Code	Shelf Life
T0201200025	For Biochemistry	99%	29915-38-6	C₇H₁₇NO₆S	243.28	3822.0090	60 Months

Physical Properties

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
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%
Biological buffer, pKa at 20°C:	8.40
UV absorbance (at 250 nm; 20 g/l; 1 cm; water):	Max 0.05