A6647012
Potassium phosphate monobasic pH standard , PH value (25 ° C): 6.864 , 7778-77-0
Synonym(s):
Potassium dihydrogen phosphate;Monopotassium phosphate;Potassium phosphate monobasic;p65;PSK
CAS NO.：7778-77-0
Empirical Formula: H2KO4P
Molecular Weight: 136.086
MDL number: MFCD00011401
EINECS: 231-913-4
| Pack Size | Price | Stock | Quantity |
| 10G | RMB479.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 252.6 °C (lit.) |
| Boiling point: | > 450 °C |
| Density | 2.338 g/mL at 25 °C (lit.) |
| vapor pressure | 0Pa at 25℃ |
| storage temp. | Store at +5°C to +30°C. |
| solubility | H2O: 1.5 M at 20 °C, clear, colorless |
| form | powder |
| Specific Gravity | 2.338 |
| color | White transparent |
| PH | 4.2-4.6 (20g/l, H2O, 20℃) |
| pka | (1) 2.15, (2) 6.82, (3) 12.38 (at 25℃) |
| Odor | Odorless |
| Water Solubility | 222 g/L (20 ºC) |
| λmax | λ: 260 nm Amax: 0.046 λ: 280 nm Amax: 0.040 |
| Sensitive | Hygroscopic |
| Decomposition | 253 °C |
| Merck | 14,7659 |
| Stability: | Hygroscopic |
| InChIKey | GNSKLFRGEWLPPA-UHFFFAOYSA-M |
Description and Uses
potassium phosphate is a humectant and pH adjuster used in cosmetic formulations. Potassium phosphate is an inorganic salt.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H313-H315-H319 |
| Precautionary statements | P264-P280a-P305+P351+P338-P321-P332+P313-P337+P313 |
| Hazard Codes | |
| HS Code | 2835240000 |
| Toxicity | LD50 skin in rabbit: > 4640mg/kg |
