BUFFER SOLUTION traceable PH 7.00
ürün Kodu : 109407.1000Sorunuz!
109407.1000
BUFFER SOLUTION traceable PH 7.00
| Ürün bilgisi | |||
|---|---|---|---|
| HS Code | 3822 00 00 | ||
| Kimyasal ve fiziksel veri | |||
|---|---|---|---|
| Solubility | (20 °C) soluble | ||
| Melting point | -5 °C | ||
| Density | 1.01 g/cm3 (20 °C) | ||
| pH value | 7.0 (H2O, 20 °C) | ||
| Boiling point | 109 °C | ||
| Güvenlik bilgisi | |||
|---|---|---|---|
| Storage class | 10 - 13 Other liquids and solids | ||
| WGK | NWG not water endangering | ||
| Disposal | 28 Aqueous solutions: Container D. |
||
| Spesifikasyonlar | |
|---|---|
| pH-value (25 °C) | 6.99 - 7.01 |
| Measured with a combined glass electrode after 5-point calibration according to DIN 19268 (with an average measurem ent uncertainty +/-0.01) with reference buffer solutions prepared with primary reference materials (according to DIN 19266) at the accredited laboratory , DKD-K-14301. | |
| Diviations of pH (delta pH) at varius temperatures: | |
| (5 °C) | + 0.09 |
| (10 °C) | + 0.06 |
| (15 °C) | + 0.04 |
| (20 °C) | + 0.02 |
| (25 °C) | +/- 0 |
| (30 °C) | - 0.02 |
| (35 °C) | - 0.02 |
| (40 °C) | - 0.03 |
| (45 °C) | - 0.03 |
| (50 °C) | - 0.03 |
| Traceable to primary reference materials from: NIST 189c, 188, 185g, 186 Ie, 186IIe, 187d PTB OX-179/10,TA-01/06,PHT-150/08,PHO-155/08,BO-148/08 NIST: National Institute of Standards and Technology PTB: Physikalisch-Technische Bundesanstalt | |