Product Range

BES BUFFER

Specifications
N,N-bis (2-hydroxyethyl) 2-aminoethane sulphonic acid
Assay (Alkalimetric)	Min 99%
Identity (IR Spectrum)	Passes test
UV Absorption (250 nm; 5%;1cm;water)	Max 0.05%
Chloride (Cl)	Max 0.005%
Sulphate (SO4)	Max 0.005%
Heavy metals (as Pb)	Max 0.0005%
Sodium (Na)	Max 0.01%
Loss on drying (at 105 deg C)	Max 0.5%
Biological buffer, pKa at 20 deg C	7.15

Safety Information and Hazard Symbols

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338

Revision Date : 1-Dec-2012