- Shanghai Nianxing Industrial Co., Ltd
- China
- Product Name: Hydrofluoric acid
- Price: Check
- Purity: 99.7%
- Stocking Period: 10 Day
- Contact: Yang
- Email: sales@echemcloud.com
- Shanghai Jizhi Biochemical Technology Co., Ltd
- China
- Product Name: Hydrofluoric acid
- Price: ￥358.0/50ml
- Purity: 98.0%
- Stocking Period: Inquiry
- Contact: Liu jia
- Email: 2130147988@qq.com
7440-58-6
7440-58-6 structure
- Name: Hydrofluoric acid
- Chemical Name: hafnium atom
- CAS Number: 7440-58-6
- Molecular Formula: Hf
- Molecular Weight: 178.490
- Catalog: Inorganic chemical industry Simple substance
- Create Date: 2018-09-21 19:09:50
- Modify Date: 2025-08-25 18:59:26
| Name | hafnium atom |
|---|---|
| Synonyms |
Fluoride hydrogen
HAFNIUM MFCD00011032 HafniumpowderZr Celtium hafniumpowder,dry hafniumpowder HafniumZrwire Hydrofluoric acid HAFNIUM METAL Hydrogen fluoride HF Hydrogen fluoride, anhydrous [UN1052] [Corrosive] EINECS 231-166-4 |
| Density | 13,31 g/cm3 |
|---|---|
| Boiling Point | 19.5±9.0 °C at 760 mmHg |
| Melting Point | 2227 °C(lit.) |
| Molecular Formula | Hf |
| Molecular Weight | 178.490 |
| Exact Mass | 179.946503 |
| Vapour Pressure | 922.1±0.0 mmHg at 25°C |
| Stability | Stable. Incompatible with oxygen, sulfur, strong oxidizing agents, halogens, phosphorus, strong acids. Highly flammable. |
CHEMICAL IDENTIFICATION
|
| Symbol |
GHS02 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H228 |
| Precautionary Statements | P210 |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
| Hazard Codes | T+:Verytoxic; |
| Risk Phrases | R26/27/28;R35 |
| Safety Phrases | S9-S16-S26-S27-S33-S36-S36/37/39 |
| RIDADR | UN 3178 4.1/PG 3 |
| WGK Germany | - |
| RTECS | MG4600000 |
| Packaging Group | III |
| Hazard Class | 8 |