24k oro si riferisce a 99.99% Oro puro
1. K: si riferisce alla purezza dell'oro.
2. Purezza: si riferisce alla vivacità dei colori. Da un punto di vista scientifico, la vivacità di un colore dipende dal singolo grado di luce emesso da questa tonalità. The colors that can be distinguished by the human eye with the characteristics of monochromatic light have a certain degree of vividness. Different hues not only have different brightness, but also different purity. Per esempio, red in the pigment is the hue with the highest purity, colors such as orange, giallo, and purple are also higher in the pigment, and blue-green is the hue with the lowest purity in the pigment.
Q: Is 24k gold absolutely pure?
Risposta: Assolutamente no, there are still about 0.01% impurities in the 24K gold
Q: Cosa intendi per “K” in 8K and 24K gold?
Risposta: “K” is an international symbol used to indicate the purity of gold (cioè, contenuto d'oro)…K gold is divided into 24K gold, 22K oro, 18K oro, 9K oro, ecc. according to the amount of gold. The most common “18K gold” on the Chinese market has a gold content of 18×4.1666=75%, and the mark on the jewelry should be “18K” or “750”.
24K is a color mark for gold products. 24k gold is often regarded as pure gold, but the actual gold content is 99.99% (In realtà 99.998%). The purity of gold and its products is called “colore”. There are two types of color markings on the market for gold products: one is percentage, such as G999, and the other is K gold, such as G24K, G22K, and G18K. my country has regulations on the marking and identification of gold products, and generally requires the production company code, material name, content imprint, ecc., and no imprint is an unqualified product.