波兰采购需求：纤维素醚工厂，羟丙基甲基纤维素，HPMC，甲基羟乙基纤维素，MHEC，纤维素醚

I'm interested in sourcing additives specifically designed for the production of powder tile adhesives. Could you provide me with detailed information on the range of products available? I'm looking for options that enhance performance and ensure quality in the final product. Additionally, I would appreciate details on pricing, minimum order quantities, and delivery timelines. This will help me assess the best fit for our production needs. If you have any technical data sheets or application guidelines, please include those as well. Looking forward to your response!