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公司新聞

有鉛錫膏對人體有什么危害

    有鉛錫膏的顏色為灰黑色,采用白色瓶子裝著;無鉛錫膏的顏色為灰白色,采用綠色的瓶子裝著;有鉛的錫膏氣味一般比較大。有鉛錫膏中的成分含有鉛,而鉛自身呈現黑色特性。

    有鉛錫膏都是由助焊成分和合金成分混合而成的。所占的合金成分中錫和鉛是主要成分,所以被稱之為有鉛錫膏。

有鉛錫膏對人體有什么危害

    1、有鉛錫膏里面主要含有37%的鉛長時間接觸對人體傷害及大,鉛吸入過多輕者使人大腦反應遲鈍記憶力減退,重者使人體器管發生惡性病變直至死亡。

    鉛是重金屬,有鉛錫膏鉛的含量是比較多的,不僅對人的皮膚有危害,一旦進入人體與血液中的蛋白質結合,對人體造血系統,消化系統,神經系統,生殖系統,肝,腎,***,**功能都有危害,鉛吸入過多輕者使人大腦反應遲鈍記憶力減退,重者使人體器管發生惡性病變直至死亡,有鉛錫膏對人體影響較大,無鉛錫膏也并不是不含鉛,只是含量非常少而已,質量百分比小于0.1%,危害不是很大。

    2、多數的錫及其無機化合物是屬于低毒物品,一般情況只要防護得當對人體在短時間無明顯危害,但部分錫鹽以及是長期接觸錫粉塵可導致錫肺的發生,而且可以有神經毒害,故如果長期接觸錫粉塵需要注意防護,尤其保護呼吸道,部分錫鹽如四氯化錫還要保護皮膚不要于之接觸.由于錫的品種不同,對人體損害也不一樣,不過多數侵襲呼吸道,消化道,部分損害皮膚粘膜,少部分有神經毒害,一般呼吸道表現可出現初期:稍有呼吸困難,干咳,不影響工作能力。中期:明顯呼吸困難,影響工作能力。末期:無法工作。 消化道可出現惡性,嘔吐,**,** 皮膚可出現潰瘍 神經毒害,早期為精神萎靡,明顯乏力,后期為慢性頭暈,**。

    另外錫膏加熱時會有二氧化錫煙氣產生,同時溶在錫膏中的松香等也會釋放出來,助焊劑吸入毒性對人的身體危害極低,主要是抑制人的大腦**神經,會導致頭昏眼花及惡心高濃度的助焊劑可導致意識喪失對人的皮膚直接接觸到液體可能導致輕度皮膚刺激。用清水沖洗就可以。

粵公網安備 44030602001479號

国产肉体XXXX裸体137大胆
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