（1） Temperature control system: 1. Liquid nitrogen tank: Some experimental materials, certain organ tissues, cell lines, strains, and purified samples require quick freezing and long-term storage in ultra-low temperature environments. Therefore, a

(excerpted from "Essence and Function of Accreditation", edited by the National Accreditation Commission for Conformity Assessment of China, published by China Standards Publishing House) 1. Recognition of the technical support role for m

(excerpted from "Essence and Function of Accreditation", edited by the National Accreditation Commission for Conformity Assessment of China, published by China Standards Publishing House) 1. Recognition of the technical support role for m

(excerpted from "Essence and Function of Accreditation", edited by the National Accreditation Commission for Conformity Assessment of China, published by China Standards Publishing House) 1. Recognition of the technical support role for m

(excerpted from "Essence and Function of Accreditation", edited by the National Accreditation Commission for Conformity Assessment of China, published by China Standards Publishing House) 1. Recognition of the technical support role for m

(excerpted from "Essence and Function of Accreditation", edited by the National Accreditation Commission for Conformity Assessment of China, published by China Standards Publishing House) 1. Recognition of the technical support role for m