GB/T 2739-1981 Health Standard for Huangyu GB/T2739-1981 Standard download and decompression password: www.bzxz.net
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1. Sensory indicators are shown in Table 1: National Standard of the People's Republic of China First-level freshness Second-level freshness GB273981 Replaces GBn25-77 Gills are bright red, Mucus is clear and has an inherent odor. The color is gray-red, and the mucus is slightly turbid and has a slight odor Eyes The eyeballs are full and protruding, and the cornea is transparent Muscles are firm and elastic Abdomen is not swollen,) Anus is tight 2. Physical and chemical indicators are shown in Table 2: Volatile basic nitrogen (mg/100g) Mercury (mg/kg, in Hg) Benzene hexachloride (mg/kg) Didi Fei (mg/kg) See Table 3 for bacterial indicators: Total number of bacteria (pieces/g) Cornea slightly turbid Eyeball bulging or flat, "loose, poor elasticity, with puncture phenomenon Abdominal rupture, intestinal overflow swelling, anus bulging,, First-level freshness First-level freshness ≤1,000 Second-level freshness -≤15 Second-level freshnesswww.bzxz.net -≤10,000 General Administration of Standards Ministry of Health of the People's Republic of China June 1, 1982 Qinghai Provincial Health and Epidemic Prevention Station Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.