A8550232
Potassium acetate solution , 5mol/L,pH4.8 , 127-08-2
Synonym(s):
Acetic Acid, Potassium Salt, Acetic Acid;Potassium acetate;Potassium Acetate, Molecular Biology Grade - CAS 127-08-2 - Calbiochem
CAS NO.：127-08-2
Empirical Formula: C2H3KO2
Molecular Weight: 98.14
MDL number: MFCD00012458
EINECS: 204-822-2
| Pack Size | Price | Stock | Quantity |
| 500ML | RMB87.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 292 °C |
| Density | 1.57 g/cm3 at 25 °C (lit.) |
| vapor pressure | <0.0000001 hPa ( 25 °C) |
| refractive index | n |
| FEMA | 2920 | POTASSIUM ACETATE |
| Flash point: | >250℃ |
| storage temp. | room temp |
| solubility | 65% soluble in water, 35% soluble in alcohol, insoluble in most oils |
| pka | 4.756[at 20 ℃] |
| form | Solid |
| color | White to light brown |
| Specific Gravity | 1.57 |
| Odor | Odorless |
| PH | 7.87(1 mM solution);8.33(10 mM solution);8.75(100 mM solution);9.06(1000 mM solution) |
| PH Range | 7 - 9 at 98.2 g/l at 25 °C |
| biological source | synthetic |
| Water Solubility | 2694 g/L (25 ºC) |
| λmax | λ: 260 nm Amax: 0.04 λ: 280 nm Amax: 0.02 |
| Sensitive | Hygroscopic |
| Hydrolytic Sensitivity | 0: forms stable aqueous solutions |
| Merck | 14,7605 |
| BRN | 3595449 |
| Stability: | Deliquescent. Stable. Incompatible with strong oxidizing agents. |
| Cosmetics Ingredients Functions | FILM FORMING |
| InChI | 1S/C2H4O2.K/c1-2(3)4;/h1H3,(H,3,4);/q;+1/p-1 |
| InChIKey | SCVFZCLFOSHCOH-UHFFFAOYSA-M |
| SMILES | [K+].CC([O-])=O |
| LogP | -3.72 |
| CAS DataBase Reference | 127-08-2(CAS DataBase Reference) |
| NIST Chemistry Reference | Potassium acetate(127-08-2) |
| EPA Substance Registry System | Potassium acetate (127-08-2) |
Description and Uses
Potassium acetate (CH3CO2K) is the potassium salt of acetic acid.
Used as buffers.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H303 |
| Precautionary statements | P270-P301+P312-P403+P233-P501c |
| Safety Statements | 26-24/25 |
| WGK Germany | 1 |
| RTECS | AJ3325000 |
| Hazard Note | Hygroscopic |
| TSCA | TSCA listed |
| HS Code | 29159000 |
| Storage Class | 13 - Non Combustible Solids |
| Toxicity | LD50 orally in rats: 3.25 g/kg, H. F. Smyth et al., Am. Ind. Hyg. Assoc. J. 30, 470 (1969) |
| REACH Registrations | Active |
