This enzyme cleavages the diester bond formed between 3’-hydroxyl group and phosphoric acid on the ribose of RNA or single chain DNA molecule and degrades DNA or RNA into 5-nucleotide or 5’-deoxyribonucleotide. The standard of product quality: Appearance:  brown solid powder Enzymatic activity: ≥10000 unit/g pH:  5.5~6.0 Packing specification:     100g/bottle, 1Kg/bucket, 25Kg/bucket;     Store at low temperature(4 °C) and dry place.   Copyright © 2010 Nantong Qiuzhiyou Bioscience&biotechnology Co., Ltd.