The turquoise product is immersed in an inorganic or organic dye to be dyed, and the dyed turquoise can be identified from the following aspects:
1. Dyed turquoise color is not natural. The dyed turquoise on the domestic market is often dark blue green or dark green, and is too uniform. This color is obviously different from the natural sky blue turquoise, giving people a sense of unreality.
2. The color of the dyed turquoise color is very shallow, generally about 1mm. It is possible to expose a light-colored core at the peeling surface of the sample surface and the pits behind the sample.
3. Partially dyed turquoise can be discolored in the ammonia test, and the cotton ball stained with ammonia can be stained with blue-green.
Due to Polyester rope excellent flexibility, the surface of the rope will not break or break and is very resistant to wear. Applicable to industrial products, marine equipment, camping and pulling ropes, horse riding, farm, family or ordinary handmade bags, woven bags, etc., and because of the versatility of polyester ropes and more cost-effective products of the same type, the price is cheap, and is called Make a great universal rope.
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