A7536812
Sodium phosphate dibasic heptahydrate , AR,98% , 7782-85-6
Synonym(s):
Disodium phosphate;Disodium hydrogen phosphate;Sodium phosphate dibasic heptahydrate;Sodium hydrogenphosphate;Disodium hydrogen phosphate heptahydrate
CAS NO.：7782-85-6
Empirical Formula: H6NaO5P
Molecular Weight: 140.01
MDL number: MFCD00149180
EINECS: 616-512-8
| Pack Size | Price | Stock | Quantity |
| 25g | RMB34.40 | In Stock |
|
| 100g | RMB67.20 | In Stock |
|
| 500G | RMB235.20 | In Stock |
|
| 2.5kg | RMB924.00 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 48 °C |
| Density | 1.68 g/mL at 25 °C(lit.) |
| bulk density | 800kg/m3 |
| vapor density | 4.9 (vs air) |
| storage temp. | Store at +5°C to +30°C. |
| solubility | 154g/l |
| form | Solid |
| color | White |
| Specific Gravity | 1.7 |
| PH Range | 8.7 - 9.3 |
| PH | 8.7-9.3 (25℃, 5% in solution) |
| Water Solubility | Soluble in water and insoluble in ethanol. |
| Merck | 14,8659 |
| LogP | -2.148 (est) |
| CAS DataBase Reference | 7782-85-6(CAS DataBase Reference) |
| EPA Substance Registry System | Disodium phosphate heptahydrate (7782-85-6) |
Description and Uses
Sodium Phosphate Dibasic Heptahydrate is used as precursor in the preparation of cobalt-based molecular catalyst for water oxidation.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P280a-P304+P340-P305+P351+P338-P405-P501a |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-36-24/25 |
| RIDADR | UN 3077 9 / PGIII |
| WGK Germany | 2 |
| RTECS | WC4600000 |
| TSCA | Yes |
| HazardClass | 9 |
| HS Code | 28352990 |
| Toxicity | LD50 orally in Rabbit: 12930 mg/kg |
| Limited Quantities | 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid) |
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L) |
