9 tips for distinguishing true and false sea pearls
Seawater pearls are loved for their high quality and high quality. Nowadays, good quality seawater pearls are worth more than gold. So how do you distinguish between true and false in the mixed market? There are several ways to do this.
1, feel method:
Really: feel cool and cool. Fake: feels slippery.
2, tooth bite method:
True: There is no smooth feeling in the teeth, and there are often bumps and sands. False: The teeth bite has a smooth feel, and the bite coating is partially peeled off.
3. Intuitive method:
True: It has natural colorful light and different shapes. False: The shape is mostly spherical, and the iridescence and luster are very uniform.
4, sniffing method:
True: mildly heated and tasteless, mouth exhaled, and the surface is vaporized. False: mild heating has an odor, and the mouth exhales with moisture.
5. Magnification observation method:
True: The surface is textured and the formation of calcium crystals can be seen. False: Only a more uniform coating with eggshells can be enriched.
6, the rebound method:
Real: Drop the South Pearl from the height of 60 cm on the glass. The rebound height is 35 cm. False: Under the same conditions, the rebound of the imitation beads.
7, polarized lens observation method:
True: Almost all light or semi-transparent. False: the transparent layer is not a uniform torus
8. Fluorescence method:
True: Nanzhu generally emits light blue fluorescence. False: Generally no fluorescence.
9, Cha Kong method:
Really: At the hole of the pearl, it is sharper in the hole due to the hardness. False: soft, there will be a concave situation at the mouth.
Another note:
1. Friction: The two pearls rub gently against each other, and there is a rough feeling, while the fake pearls have a sliding feeling.
2. Drilling: Observe whether the drilling hole is clear and clear, and the hole in the fake bead has pigment accumulation.
3, color: each pearl has a slightly different color, in addition to its own color with a matching color, but each color of the fake beads are the same, and only the true color, no color.
Drop Cloths are used for ultimate protection against smudges, spills, dripping. Used especially by painters to protect furniture or floors.
No matter what weight or length you need, chances are we have the perfect drop cloth for your home improvement project.
Features
It has high absorbency
Durable construction is washable and reusable
Can be used for indoor and outdoor projects
Drapes well over furniture for spray painting and dust protection
other any size according to customers' requirement
packing: bale carton, polybag packed, shrink wrapped
Quality control:
when confirmation is made, we will start production from raw material. all raw material is inspected. such as cotton and yarn
cotton or yarn quality is ok, the go ahead to weave and sew and pack and load ship. each step is strictly inspected
Why Us?
Some of
the attributes that have made us the most preferred business partners are:
• Quality products
• Customized solution
• Competitive pricing
• Timely delivery
• Excellent customer support
Dust Sheet, Drop Cloth,cotton, Heavy Duty,Canvas Curtain
ZIBO BEST WAY INTERNATIONAL TRADING CO.,LTD , http://www.zbbestway.com