The Beckman Coulter HIAC 9703+ HRLD400 Liquid Particle Counter Sampler is a top-of-the-line product manufactured by Hach in the United States. This instrument is designed to accurately and efficiently count particles in liquid samples, making it essential for various industrial and research applications. With its advanced technology and sophisticated capabilities, this particle counter is a reliable tool for ensuring quality control and purity in a range of products.