Standard Buffer Phthalate pH 4.002 (colored)
pH 4.002 (±0.02/20°C) - 10.13 g C8H5KO4 / l H2O (red)
For laboratory use, pH measurements, traceable to SRM from NIST
Traceability: Reference standards acc. NIST SRM
189c, 188, 185i, 186Ig, 186IIg, 187e
CL03.0709
CAS Nr:877-24-7
Physical
- Form: liquid
- Colour: red
- Melting point: 0°C
- Boiling point: 100°C
- Flash point: -
- Density: 1,00 g/ml
- Mol Weight: 204.23 g/mol
- Storage temp: 2°C to 25°C
| Art. Nr. | Pack | Mod | Stock | ||
|---|---|---|---|---|---|
| CL03.0709.1000 | 1 l | PE | 0 |
|
|
| CL03.0709.9010 | 10 l | PE | 0 |
|
|
| CL03.0709.9520 | 20 l | EP | 0 |
|
Specs
- pH = 4.003 @ 0°C
- pH = 3.999 @ 5°C
- pH = 3.998 @ 10°C
- pH = 3.999 @ 15°C
- pH = 4.002 @ 20°C
- pH = 4.008 @ 25°C
- pH = 4.015 @ 30°C
- pH = 4.035 @ 40°C
- pH = 4.060 @ 50°C
- pH = 4.091 @ 60°C
- pH = 4.126 @ 70°C
- pH = 4.164 @ 80°C
Safety
- HS Nr: 38229000