沙特阿拉伯采购需求：2.83l/min粒子计数器，气溶胶和灰尘监测仪，气溶胶发生器，空气粒子计数器，空气粒子计数器，洁净室粒子计数器

I'm looking for information on handheld particle counters specifically designed for cleanroom environments. Our facility requires precise monitoring of airborne particles to ensure compliance with industry standards and maintain optimal conditions. Please provide details about your available models, including their specifications, sensitivity, and any calibration options you offer. In addition to technical details, I'd appreciate insights on pricing, lead times, and any warranty or support services included with the purchase. Understanding the benefits of your product compared to competitors would also be helpful for our decision-making process. Looking forward to your prompt response with comprehensive information.