Coulometric (coulometry) principle, ideal for trace-level testing; 5-inch color touchscreen with smart operation, automatic result calculation, and freely configurable sample IDs; complies with multiple national standards and suits virtually every industry.

Ningbo Nanhai Chemical Co., Ltd. specializes in the design, production, sales, and service of powder-coating additives. It is located in Fenghua District, Ningbo, Zhejiang — a scenic spot on the East China Sea coast known as the Chiang family hometown. Its predecessor, Fenghua Nanhai Additives Factory, was founded in November 1985. After more than 30 years of dedicated development and innovation, it has grown into an enterprise with 40,000 m² of floor space, 200 employees, and 23,000 tons of annual capacity — a company of considerable scale, brand influence, and innovation in the powder-coating additives field.

Nanhai Chemical has always regarded quality as the lifeblood of the business. Guided by the philosophy of creating value for customers, it keeps focusing on powder-coating additive R&D and process improvement, holds fully independent intellectual property rights and multiple national invention patents, and actively participates in drafting powder-coating industry standards. It is a National High-Tech Enterprise, a Zhejiang Provincial Engineering R&D Center, a partner of the Ningbo overseas high-level talent 3315 Program, a Ningbo enterprise technology innovation team, a Ningbo social responsibility enterprise, and a drafting member of Zhejiang Made group standards.