Cas No. 1072-71-5
Molecular formula C2H2N2S3
Molecular weight 150.25
Alias ​​Bismuth I (DMTD) Bismuthiol I
Yellow needle crystal or powder. Easily soluble in ether and alkali solution, slightly soluble in ethanol, insoluble in water, chloroform and benzene. The alkaline solution is unstable, and sulfur is precipitated for a long time. Irritating. Solubility in water: 20 g / l water (20 ° C)
Melting point: 168 ℃ Appearance Appearance light yellow powder Infrared spectrometry and Infrared spectrometry match with the control point Melting point 161 ° C-165 ° C
Purity≥97.0% (neutralization titration)
Alkali solubility test Solubility in NaOH solution is transparently filled with nitrogen, sealed and protected from light.
Product use verification for bismuth, copper, lead, palladium and antimony. Photometric determination of bismuth and palladium. Determination of the capacity of bismuth.
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