date:Dec 28, 2018
he high quality pepper powder is yellowish, there are many pepper peels and seeds, while the fake pepper powder is light red.
Formaldehyde-diffused aquatic products: Fresh and normal aquatic products have a fishy smell, but the aquatic products after formaldehyde-diffused look very bright, some color will be too white, the taste is hard.
Excellent and inferior sugar: White sugar is white and bright with luster; secondary white sugar is slightly yellowish; inferior white sugar is yellowish, dar