Remarks: 1. It is forbidden to directly contact the sampling liquid with the collected personnel. 2. It is forbidden to soak swab with sampling liquid before sampling. 3. This product is a secondary product, which is only used for the collection, transportation and preservation of clinical virus specimens, and shall not be used beyond the intended use. 4. The product …

If we gonna know what is the exactly use of DNA/RNA extraction kits,we need to know the principle of DNA/RNA extraction. DNA extraction is divided into three basic steps, and the specific methods of each step can be different according to the types of samples, substances affecting extraction and subsequent steps. 1. Crushing cells by grinding or ultrasound, and removing …