AOAC Official Method 944.13 Niacin and Niacinamide (Nicotinic Acid and Nicotinamide) in Vitamin Preparations Microbiological Methods First Action 1944 Final Action 1960
AOAC Official Method 944.13 Niacin and Niacinamide (Nicotinic Acid and Nicotinamide) in Vitamin Preparations Microbiological Methods First Action 1944 Final Action 1960
标签:烟酸