Fertilizer testing mainly focuses on five aspects: elements, nutrients, physical and chemical indicators, heavy metals, and microorganisms, Different products focus on different projects, CTI provides special testing services for organic fertilizer, organic matter, fertilizer nutrients, etc.

Fertilizer safety is the source guarantee of food safety. CTI provides the testing of toxic and harmful substances in fertilizers to control the way of toxic and harmful substances entering the soil and food chain from the source, so as to ensure the ecological environment safety and food security. Core index detection: cadmium, mercury, arsenic, lead, chromium and other heavy metals.

Fertilizers can provide plants with one or more essential nutrient elements, and are important substances for improving soil properties, improving soil fertility, and regulating crop growth. The CTI provides a variety of exclusive testing services for water-soluble fertilizers, covering major elements, medium elements, trace elements, water-soluble fertilizers containing humic acid, and amino acids to help scientific fertilizer selection.

CTI provides testing services for nitrogen, phosphorus, and potassium in various fertilizers to accurately control whether the nitrogen, phosphorus, and potassium content of fertilizers meet the requirements of corresponding products, and adjust soil fertility to adapt to the development of agriculture.