印度采购需求：高纯度硼、硼粉、5N硼粉、9999高纯度硼粉、结晶硼粉、高纯度硼粉

We are in need of several materials and would appreciate your prompt response with relevant details. Specifically, we are looking for crystalline boron powder with a purity of 99% and a particle size of less than 45 microns, in a quantity of 5 kg. Additionally, we require magnesium aluminum alloy powder, spherical shape, with a minimum purity of 99.8% and a size of less than 40 microns, totaling 10 kg. Lastly, we need amorphous boron powder with a purity greater than 96% and a size of less than 4 microns, also in a quantity of 10 kg. Please provide your best offer, including pricing, delivery options, and detailed specifications for each of the requested materials. Timely delivery is crucial for our operations, so we look forward to your competitive proposal soon. Thank you!