A6718712
Potassium sodium tartrate tetrahydrate , 99.99%metalsbasis , 6381-59-5
Synonym(s):
L (+)-Tartaric acid potassium Sodium salt;Potassium sodium tartrate tetrahydrate;Rochelle salt;Seignette salt;Sodium potassium tartrate, Tartaric acid potassium sodium salt
CAS NO.：6381-59-5
Empirical Formula: C4H10KNaO7
Molecular Weight: 232.21
MDL number: MFCD00150989
EINECS: 613-385-0
| Pack Size | Price | Stock | Quantity |
| 25G | RMB51.20 | In Stock |
|
| 100G | RMB163.20 | In Stock |
|
| 500G | RMB552.80 | In Stock |
|
| 2.5kg | RMB2188.80 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 70-80 °C |
| Boiling point: | 220°C |
| alpha | 22.1 º (c=10, water) |
| Density | 1.05 g/mL at 20 °C |
| refractive index | 22 ° (C=10, H2O) |
| storage temp. | Store at +5°C to +30°C. |
| solubility | H2O: 1 M at 20 °C, clear, colorless |
| form | Solid |
| color | White semi-transparent |
| PH Range | 6.0 - 8.5 |
| Odor | Odorless |
| PH | 7.0-8.5 (25℃, 50mg/mL in H2O) |
| optical activity | [α]20/D +28.0 to +30.0° |
| Water Solubility | 630 g/L (20 ºC) |
| λmax | λ: 260 nm Amax: 0.026 λ: 280 nm Amax: 0.022 |
| Merck | 14,7670 |
| BRN | 6113568 |
| LogP | -1.426 (est) |
| CAS DataBase Reference | 6381-59-5(CAS DataBase Reference) |
| NIST Chemistry Reference | Sodium potassium tartrate tetrahydrate(6381-59-5) |
Description and Uses
Potassium sodium tartrate tetrahydrate has been used in the preparation of 3,5-dinitrosalicylic acid solution used in the determination of the reducing sugar.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P280-P271 |
| Risk Statements | 22-35 |
| Safety Statements | 22-24/25-45-36/37/39-26 |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 2918 13 00 |
