| send us an inquiry |
| LC4725 Piperazine-1,4-bis(2-ethanesulfonic acid) buffer substance PIPES |
| Order number | Packaging | Quantity | Price € |
| AC31725 | Plastic bottle | 25 g | 20.7 |
| AC31725 | Plastic bottle | 250 g | 131.4 |
| AC31725 | Plastic bottle | 1 kg | 484.2 |
| AC31725 | Plastic drum | 10 kg | 227.7 |
| Product information | |
| Synonyms | PIPES |
| Hill Formula | C8H18N2O6S2 |
| HS Code | 2933 59 95 |
| EC number | 227-057-6 |
| Molar mass | 302.36 g/mol |
| CAS number | 5625-37-6 |
| Chemical and physical data | |
| Solubility | (20 °C) slightly soluble |
| Molar mass | 302.36 g/mol |
| Bulk density | 550 kg/m3 |
| pH value | 2.5 – 3.0 (10 g/l, H2O, 20 °C) |
| Safety information | |
| Storage class | 10 – 13 Other liquids and solids |
| WGK | WGK 1 slightly water endangering |
| Disposal | 3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. |
| Specifications | |
| Assay (acidimetric) | ≥ 99 % |
| Identity (IR-spectrum) | passes test |
| UV-Absorption (250 nm, 20 g/l, 1 cm, sodium hydroxid 1 mol/l) | ≤ 0.05 |
| Chloride (Cl) | ≤ 0.2 % |
| Sulphate (SO4) | ≤ 0.005 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| Na (Sodium) | ≤ 0.2 % |
| Loss on drying (105 °C) | ≤ 0.5 % |
| Biological buffer, pK7a at 20 °C | 6.80 |
 |