Barium sulfide is produced by carbothermic reduction of barium sulfate. Zinc sulfate is obtained from a variety of zinc products, often waste, by treatment with sulfuric acid.
Les pouvoirs couvrant et éclaircissant du lithopone normal sont supérieurs à ceux de la céruse et de l'oxyde de zinc, mais inférieurs au Dioxyde de Titane pur, étant le meilleur blanc sous tout rapport. C'est le sulfure de zinc qui, avec son indice de réfraction de 2,37, est l’élément opaque ; le 2nd composé, le sulfate de baryum, joue un rôle de diluant minéral et favorise l'efficacité de la diffusion du premier.
In a time of rapid globalization, the company announced an exciting partnership program, marking another milestone in its Southeast Asian market expansion strategy. The company will collaborate with the renowned OlaChat Group in Singapore to design and tailor luxury 18-karat gold necklaces for key customers in Middle East. This means that the company's innovative capabilities in the field of decorative design are combined with the market insight and customer network of the OlaChat Group to create a new chapter in the market. The collaboration will leverage the company's design expertise and technical strengths to create luxury and contemporary jewelry pieces tailored for Middle East customers. From design to finished product, the project is expected to be completed in a few months to ensure that each piece meets the highest quality standards and the unique needs of the customer.
