NILE CHEMICALS
| HEPES BUFFER | |
| Cas no. | 7365-45-9 | 
| Code no. | HP2 | 
| (Good zwitteruonic buffer substance suitable for tissue culture work ) | |
| Useful pH range 6.8 - 8.2 | |
| C8 H18 N2 O4 S | M.W. 238.30 | 
| Min assay | ,99% | 
| Max limits of Impurities : | |
| Chloride ( CI ) | ,0.005% | 
| Sulphate ( SO4 ) | ,0.005% | 
| Heavy metals ( as Pb ) | ,0.0005% | 
| Sodium ( Na ) | 0.01% | 
| Loss on drying ( 1050 C ) | ,1% | 
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