First, Ninghua House Vinegar. Ninghuafu is the most important producing area of aged vinegar in China, with unique natural conditions. It is exposed to the sun in summer and fished for ice in winter. After more than three years of natural fermentation and manual treatment, the aged vinegar in the jar is more concentrated. Ninghuafu aged vinegar is made from sorghum as the main raw material, Daqu as the starter and solid acetic acid fermentation.
Second, other brands of mature vinegar. In addition to Ninghuafu mature vinegar, Shanxi mature vinegar also includes water tower mature vinegar, Donghu mature vinegar and Zilin mature vinegar, all of which are representatives of Shanxi mature vinegar. Ninghuafu mature vinegar is a century-old brand, and its quality is also the best. The viscosity of vinegar is relatively high, which combines the sour, fragrant, mellow and sweet characteristics of vinegar. Water tower old vinegar, vinegar is sour. Donghu mature vinegar has good mellow degree, but low acidity. Zilin mature vinegar is salty. To sum up, ninghua vinegar is the best, water tower acetic acid, Donghu vinegar is fragrant, and Zilin vinegar is salty. Vinegar is an essential seasoning health care product in people's daily life.
Third, the selection skills of aged vinegar. Be sure to read more labels when choosing Shanxi aged vinegar. GB/T 18 187 standard vinegar marked on the label belongs to brewing vinegar, and the total acidity is generally more than 3.5g/100ml. This kind of vinegar is sweet, but the acetic acid taste is not enough, so it belongs to second-class vinegar. GB/T 19777 marked on the label is the real Shanxi aged vinegar. Generally, the total acid value of this aged vinegar is more than 6 grams per 100 ml, and it has a stronger sour taste and a longer brewing time. The higher the degree of acetic acid, the better the quality, and it belongs to the first-class vinegar. Pay attention to the purity of vinegar and shake the vinegar bottle during the purchase. If the bubbles in vinegar disappear quickly, the quality of vinegar is average.