One-Step and Colorimetric Detection of Fish Freshness Indicator Hypoxanthine Based on the Peroxidase Activity of Xanthine Oxidase Grade I Ammonium Sulfate Suspension.

基于黄嘌呤氧化酶I级硫酸铵悬浮液的过氧化物酶活性，一步比色法检测鱼鲜度指示剂次黄嘌呤