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NG28 carry out effective monitoring services for the core indicators of heavy metals and pesticide residues in the soil in the production base, and at the same time detect the heavy metals and microbial pollution indicators of irrigation water and other water sources to prevent the quality and safety risks of edible agricultural products introduced by the production environment.

Fertilizer testing mainly focuses on five aspects: elements, nutrients, physical and chemical indicators, heavy metals, and microorganisms, Different products focus on different projects, NG28 provides special testing services for organic fertilizer, organic matter, fertilizer nutrients, etc.

Fertilizer safety is the source guarantee of food safety. NG28 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 NG28 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.

NG28 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.

Although the taste of raw aquatic products is delicious, there is a great risk of parasite and microbial infection£»the high-risk project testing service of raw aquatic products from NG28 focus on monitoring parasites and microorganisms to help reduce the risk of such food consumption.

NG28 is aim to detect the drugs and other compounds prohibited from use in key aquatic products, prevent the risk of product quality and safety caused by the non-standard use of fishery drugs, and improve the quality and safety level of aquaculture products.
The detection indexes include amideol antibiotics, nitrofuran, fluoroquinolones, etc. Species coverage includes common species such as conventional freshwater fish, famous, special and excellent freshwater fishes, shrimps and crabs.

33 kinds of prohibited pesticides in medicinal materials and readymade slices (plants) shall not be detected, which has be written into the Fourth General Rule 0212 for the Verification of Medicinal Materials and Readymade slices in China Pharmacopoeia 2020. NG28 has the detection ability and CMA qualification of 33 banned pesticides and their residues, and can provide testing services.