The appearance characteristics of black tea powder mainly include the following aspects:
● Color: Black tea powder is usually reddish brown, which is its most significant color feature.
● Texture: Black tea powder should be powdery, with uniform particles and no impurities and particles.
● Solubility: Black tea powder dissolves quickly in water, and the solution is clear and transparent without precipitation or turbidity.
● These characteristics together constitute the appearance characteristics of black tea powder, helping consumers to identify and distinguish black tea powders of different qualities.