What is Bismuth Sulfide Powder?

What is it? Bismuth Sulfide Pulver ? Bismuth sulfide, a brownish-yellow powder and crystal with a particular gravity of 7.39, is also known as bismuth sulfide. It can be broken down at 685°C. It is insoluble and ethylacetate in water, but is soluble and dissolves in hydrochloric acid and nitric acid. The key features of…