- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: Potassium pyrosulfate
- Price: Check
- Purity: 98.0%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: Potassium pyrosulfate
- Price: ￥58.0/500g
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Liu jia
- Email: 2130147988@qq.com
- Dayang Chem (Hangzhou) Co., Ltd.
- China
- Product Name: Potassium pyrosulfate
- Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Ms Wang
- Email: enquiry@dycnchem.com
7790-62-7
7790-62-7 structure
- Name: Potassium pyrosulfate
- Chemical Name: Potassium pyrosulfate
- CAS Number: 7790-62-7
- Molecular Formula: K2O7S2
- Molecular Weight: 254.32200
- Catalog: Inorganic chemical industry Inorganic salt Metal sulfides and sulfates
- Create Date: 2018-02-06 08:00:00
- Modify Date: 2025-08-20 09:08:49
| Name | Potassium pyrosulfate |
|---|---|
| Synonyms |
dipotassium,sulfonato sulfate
MFCD00011385 EINECS 232-216-8 |
| Density | 2.28 g/mL at 25 °C(lit.) |
|---|---|
| Melting Point | 325 °C |
| Molecular Formula | K2O7S2 |
| Molecular Weight | 254.32200 |
| Exact Mass | 253.83600 |
| PSA | 140.39000 |
| LogP | 0.08500 |
| Stability | Stable. Incompatible with strong acids, strong bases. |
| Water Solubility | MAY DECOMPOSE |
| Symbol |
GHS05 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H314 |
| Precautionary Statements | P280-P305 + P351 + P338-P310 |
| Personal Protective Equipment | Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges |
| Hazard Codes | C:Corrosive; |
| Risk Phrases | R34 |
| Safety Phrases | S26-S36/37/39-S45 |
| RIDADR | UN 3260 8/PG 2 |
| WGK Germany | 3 |
| Packaging Group | II |
| Hazard Class | 8 |
| HS Code | 3104300000 |
| HS Code | 3104300000 |
|---|