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[求助]
V2O5安全操作
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本蟲新入門,學人燒陶瓷,看到有用V2O5的,聽說揮發(fā)會有毒,我們燒結時候是常壓燒結的,燒結時會不會導致物料擴散影響環(huán)境,導致中毒? 另外,平時操作只用手套加口罩,開大窗(沒排風)。這樣子中毒幾率大么? 這種材料是否很恐怖? |
木蟲 (著名寫手)
| 常溫下這個東西應該揮發(fā)不大吧,700度以上才開始顯著揮發(fā)。。。。。。不過最好口罩手套,以防萬一,尤其是接觸和吸入。燒結的時候爐子本身周圍環(huán)境最好通風,本身量比較少,不會有太大的環(huán)境問題。 |
至尊木蟲 (正式寫手)
逐夢小蟲
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sigma-aldrich 上的危害說明 H372 Causes damage to organs through prolonged or repeated exposure. H302 Harmful if swallowed. H332 Harmful if inhaled. H335 May cause respiratory irritation. H341 Suspected of causing genetic defects. H411 Toxic to aquatic life with long lasting effects. H361d Suspected of damaging the unborn child. Precautionary statement(s) P261 Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray. P273 Avoid release to the environment. P281 Use personal protective equipment as required. P314 Get medical advice/ attention if you feel unwell. R20/22 Harmful by inhalation and if swallowed. R37 Irritating to respiratory system. R68 Possible risk of irreversible effects. R48/23 Toxic: danger of serious damage to health by prolonged exposure through inhalation. R51/53 Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R63 Possible risk of harm to the unborn child. S-phrase(s) S36/37 Wear suitable protective clothing and gloves. S38 In case of insufficient ventilation, wear suitable respiratory equipment. S45 In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). S61 Avoid release to the environment. Refer to special instructions/ Safety data sheets |

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