Specification Sheet
Product Name
HEPES buffer solution 1 M in H2O
Product Number
83264
Product Brand
sigma
CAS Number
7365-45-9
Molecular Weight
Test | Specification |
|---|---|
| APPEARANCE (COLOR) | Colorless |
| APPEARANCE (FORM) | Liquid |
| DENSITY D20/4 | 1.071 - 1.075 |
| REFRACTIVE INDEX N20/D | 1.370 - 1.372 |
| PH-TEST | 5.0 - 6.0 |
| PH (METHOD) | NEAT, 25C |
| PROTON NMR SPECTRUM | CONFORMS TO STRUCTURE |
| EXTRANEOUS ACTIVITIES | DNAses, RNAses, Proteases, Phosphatases Not Detectable |
| RESIDUE (FILTER TEST) | NO RESIDUE |
| RECOMMENDED RETEST PERIOD | 9 MONTHS |