CAS 7365-45-9 HEPES
4-(2-hydroxyerhyl)piperazine-1-erhanesulfonic acid HEPES CAS 7365-45-9 is free flowing white powder.
Specification
| Item | Specifications |
| Appearance | Free flowing white powder |
| Assay(potertiometric cal on dry substance | Min 99.5% |
| Color ( 1M solution) | Pass test |
| PKa at 20 ºC | 7.4-7.7 |
| Heavy metals ( Pb ) | <5ppm |
| Sulfate | <0.05% |
| Residue on Ignition | <0.1% |
| Loss on drying (105 C,3 hours | <1% |
| UV absobance/260nm | <0.5 |
| UV absobance/280nm | <0.5 |
| UV absobance/440nm | <0.2 |
Applications
1. Used for Biological buffer; the reaction buffer, pre-hybridization buffer, hybridization buffer of the separation and analysis of RNA core components; for RNA and T4RNA
2. Used as biochemical reagents.
Packing
25kg per fibre drum
Storage
Store in a cool, dry, well-ventilated warehouse. Away from fire, heat. Relative humidity in the warehouse.
Please refer to the Materials Safety Data Sheet (MSDS) for the handling methods.
ChemicalCAS.com offers price quotation and technology support of chemical from China. In the quotation from China factory supplier, we will include price terms, payment, lead time, COA, TDS, MSDS etc. We make sure the reliable purchase source and product quality. If you need to buy chemical from China, please feel free to contact sales@chemicalcas.com
