德国采购需求：钛粉、碳化钨粉、铋锭、钨钴粉、铋粉、二硫化钼

We are looking to source titanium powder specifically designed for use in fireworks. The required specifications include a particle size in the range of mesh 180-200, ensuring the material is suitable for creating vibrant silver sparks in our firework products. Additionally, we need to confirm that the purity of the titanium powder meets high-quality standards, with a maximum permissible level to ensure optimal performance. Please provide details regarding your available titanium powder that meets these criteria, along with pricing, lead times, and any relevant certifications. It's important for us to understand your capabilities in terms of supply volume and consistency. We look forward to your response so we can potentially establish a fruitful collaboration.