 The Taiwan tael is derived from the tael or of the Japanese system (equal to 10 "momme") which was 37.5 g. Although the catty (equal to 16 taels) is still frequently used in Taiwan, the tael is only used for precious metals and medicines.In French Indochina, the colonial administration standardised the tael "()" as 100 g, which is commonly used at food markets where many items typically weigh in the 100–900 g range.However, a different tael (called , , or ) unit of 37.5 g is used for domestic transactions in gold.