which is delivered after the transaction is completed or within a few days.
Spot market without dealer, market norms, strong self-discipline, sound laws and regulations.
International Units of Measurement for gold (1) International units of measurement for gold: The main units of measurement for international gold weight are ounces, grams, kilograms (kg), tons, etc.
The common international unit of measurement of gold is the ounce, and we often see the world is denominated in ounces.
1 oz = 31.103481 g at present in China’s domestic general unit of measurement used to use g for gold, although domestic USES is the metric system, but China’s domestic this golden units and the protocols used to measuring unit of the international market is different from the “oz”, those domestic gold must first be used to adjust to the differences of the measuring unit.
(2) Purity measurement of international gold The purity of international gold and its products is called “fineness”. There are two kinds of fineness indicators for gold products in the market: one is percentage, such as G999;
The other is gold, such as G24K, G22K and G18K.
China has regulations for imprinting and identification card of gold products, general requirements have production enterprise code name, material name, content imprinting and so on, no imprinting is a unqualified product.
The same is true internationally.
But for some particularly small products are also allowed not to mark.
(3) using “K gold “to represent the international gold purity method: according to the national standard GB11887-89, the gold content of each carat (English carat, German Karat abbreviation, often written “K”) is 4.166%, so the gold content of each carat is (in parentheses is the national standard) :
12K=12*4.166%=49.992%(500¡ë)18K=18*4.166%=74.998%(750¡ë)24K=24*4.166%=99.984%(999¡ë) 24K gold is often considered to be pure gold, but the actual gold content is 99.98%, discounted as 23.988 K.
(4) The method of expressing international gold purity with words: some gold jewelry or gold bars are marked with words, which is: — gold content is not less than 990¡ë, usually the weight of gold is divided into 1000 parts of the representation, such as gold labeled 9999 for 99.99%, and 586 for 58.6%.
For example, the gold traded in the main is 9999 and 9995 gold.
The above is about the “international gold unit of measurement” related introduction