Cobalt Blue Hue is a clean blue pigment closely resembling Cobalt Blue. Genuine Cobalt was discovered in 1802 by French chemist Thénard as an alternative pigment to the expensive Lapis Lazuli blue.
鈷藍色調是一種與鈷藍非常相似的干淨藍色顏料。 純鈷於 1802 年由法國化學家 Thénard 發現,作為昂貴的青金石藍的替代顏料。
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