check chao machine

Lettuce dry: normal lettuce in dry dark, have lettuce scent. Add the dry color pigment lettuce special green, no lettuce faint scent, use bubble, the water turns to light green.
Pseudosciaena crocea: after dyeing of fresh pseudosciaena crocea, ice will appear yellow, with the hand fish, the hand also can appear yellow.
Dry hot pepper: normal dry chili color is a little dark, sulphur fumigation dry chili after yellow color too bright-coloured, colour and lustre is bright, with a bright orange and translucent feeling, fine smell of sulfur smell is yellow.
Chinese wolfberry: natural Chinese wolfberry is dry, sour and sweet, color slightly has faded, with earth. Sulfur bupleuri after the Chinese wolfberry feels have stuck feeling, especially bright red color, brightness.
Tremella: normal tremella is this yellow, the sulfur bupleuri will remove after yellow, the appearance of full enrichment, colour and lustre is special white.
Lily: normal color of lily flower faded, general inventory yellowish-brown color, it is normal phenomenon. And sulfur bupleuri after the color of lily flower yellowish-white, looked very clean, full, not the day lily wenfu.
Black: dyed black smells a peculiar smell.
Millet: dyeing millet with clean warm water, water color show yellow.
Peanuts: normal red one at one end of the peanuts "small white dot", if peanuts all red may be dyed.
Black sesame seed: black sesame seed in the palm, such as soon appear black, may be dyed.
The croaker: use the white toilet paper wipe filleting, dyeing fish will leave on paper obviously yellow; Frozen into pieces of dyeing, the croaker, ice sometimes show yellow.
Orange: dyed the color orange, can find tables del piero hole with a red spots. Wipe with wet towel orange surface, if wet wipes to become red, orange may be dyed.
Related links: so what exactly what belongs to the normal food color, what is human add? Food one thousand is dyed, how to find?
"Tremella, mushrooms don't too" white"
Light yellow is the natural tremella ecru. Before edible must immerse 3 to 4 hours, frequently change water, so can remove traces of sulfur dioxide. The sulfur dioxide from tremella "brimstone embalmed evaporate" this traditional Ed Hardy Shoes bleaching processing technology of tremella. Production dealers to cater for consumption psychology, in excess of tremella bleaching, the result of so2 residues of common tremella exceeds bid. Sulfur dioxide in water will form sulfites, sulfite and can cause people bronchospasm, and will NaZhuan carcinogenic substance in the human body into nitrosamines.
Normal, fresh mushrooms have a surface layer scales. Because the color in the process of transportation collision, generally not homogeneous pure white, with touch wounds the pale brown. Use bleach in not natural body surface mushroom white, no touch the wounds become angry, and no new bred body scale, feel relatively wet and slippery.
Therefore, suggest you had better choose is stained with mud, relatively dry mushrooms. If the bleach drifted across the mushrooms close to check chao machine, will be issued a fluorescent, this is also one of the test method.
"Kelp, green beans be careful" green attractive"
Kelp to leaf generous, color NongLu or light yellow, purple and yellow leaves no in the for top grade.