TRIS BUFFER
TRIS BUFFER Molecular Biology
Short Name: TRIS BUFFER
Synonym: 2-Amino-2-(hydroxymethyl)-1,3-propanediol; THAM; Tris base; Tris(hydroxymethyl)aminomethane; Trometamol
Basic Details
Article No.
LG5013
Grade
Molecular Biology
Purity
99.9%
CAS No.
77-86-1
HS Code
2922.5090
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
pH value
10.5 - 12
Melting point/ Freezing point [°C]
167 - 172 °C
Boiling point [°C]
219 - 220 °C
Initial boiling point [°C]
219°C
Final boiling point [°C]
220 °C
Solubility in water [% weight]
Soluble in water
Chemical Specifications
Appearance
White crystalline powder
Melting point
170 - 173 deg C
pK (at 20°C)
8.3
Solubility (20°C)
800 g/L (H2O)
DNAase/RNAase/Proteases
Not detectable
Assay (titration)
Min 99.9%
pH (1 M in water at 20°C)
10.5 - 11.5
Water (H2O)
Max 0.2%
Copper (Cu)
Max 0.0001%
Iron (Fe)
Max 0.0001%
Lead (Pb)
Max 0.0001%
UV absorbance (1 cm; 1 M in water)
at 260 nm
Max 0.03
at 280 nm
Max 0.02
at 430 nm
Max 0.004
Safety Information & Hazard Symbols
Symbol
GHS07
Signal Word
Warning
Hazardous Statement
H315-H319-H335
Precaution Statement
P261-P305 + P351 + P338