美国IBR（Interbasic Resources  Inc）
美国IBR公司是世界上关于颗粒物技术的权威。该公司生产的激光颗粒物计数仪是最灵敏和准确的。IBR公司生产的仪器主要用于检测和分析颗粒物污染和评估过滤器的效率。IBR公司是美国A2LA成员。
IBR provides instruments, systems, and testing services for the detection and analysis of particulate contamination and verification of filtration performance. We manufacture the world's most accurate particle counting systems specifically designed for industrial and municipal water facilities. IBR manufactures turn-key particle contamination detection systems for critical products and fluids.We provide accurate and fast (as short as one day!) oil/fuel, air, water and medical filter testing and particulate cleanliness testing.