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Lead Acetate Test For H2S
铅醋酸盐检测硫化氢之法
夫验硫化氢，常以铅醋酸盐为要法。盖硫化氢之气，遇铅醋酸盐，即生化学反应。
取铅醋酸盐之溶液，置于敞口之器。若有硫化氢气体漫入，二者相触，便见溶液渐变。其色转深，或呈棕黑之状。此乃因硫化氢与铅醋酸盐相化合，生硫化铅之故。硫化铅色黑，故溶液之色变也。
行此验法，需留意周遭环境。勿使他物扰之，且容器宜净，溶液须纯。如此，则验之结果确也。以铅醋酸盐验硫化氢，便捷且明，于识气之性，辨物之质，多有裨益。
+8615371019725
sales7@alchemist-chem.com
+8615371019725
Yana Yang
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