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| English Name | Tungsten(20 - 40 mesh) | Description | Tungsten(20 - 40 mesh)，2.5N（20-40目) |
|---|---|---|---|
| Chinese Name | 钨粒（20-40目) | Brand | Nanjng Reagent |
| Synonym： | Tungsten particle (20 - 40 mesh) |
|---|---|
| CAS Number： | 7440-33-7 |
| Molecular Formula： | W |
| Molecular Weight： | 183.8 |
| EINECS Number： | 231-143-9 |
| MDL Number： | MFCD00011461 |
| Notation: |
GHS02,GHS07
|
|---|---|
| Signal words: | Danger |
| Danger notification： | H228,H315,H319 |
| Cautionary Statements： | P210,P305+P351+P338 |
| Harmful code： | F,Xi |
| Risk statement： | R11;R36/38 |
| Security Claims： | S6;S26;S36 |
| WGK Germany： | 3.0 |
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