Confezionamento | Codice | Disponiblita Spagna | Disponibilità Italia | Prezzo prodotto |
---|---|---|---|---|
x 1 l :: Plastic bottle | SO11011000 | 0 - contatta i ns.uffici | 0 - contatta i ns.uffici | Acquista |
Confezionamento | Codice | Disponiblita Spagna | Disponibilità Italia | Listino prezzi |
---|---|---|---|---|
x 250 ml :: Plastic bottle | SO11010250 | Acquista |
Caratteristiche
Volume : x 1 l
- Density: ~ 1,00 g/cm3
- Solub. in water: (20 ºC): miscible
- Tariff number: 3822 00 00 00
- Applications: This reference material is intended for the calibration of pH meters and electrodes used for pH measurement or as a control sample for measuring the pH value.
SPECIFICATIONS
pH at 20 ºC: 1,00
uncertainty ± 0,01 Composition per litre is 0,2 g Glycine, 0,1 g Sodium chloride and about 13,1 g Hydrochloric acid concentrated.
Standard buffer solutions are prepared using gravimetric and volumetric procedures. The batch value is determined by measurement with a combination glass electrode against five-point calibration according to DIN 19268. This pH buffer solution is traceable to Standard Reference Material from NIST.
0: 0,96
5: 0,99
10: 0,99
15: 0,99
20: 1,00
25: 1,01
30: 1,01
35: 1,01
40: 1,01
45: 1,01
50: 1,01
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