GB/T 20259-2006 in English

《GB/T 20259-2006大洋多金属结核化学分析方法》由TC283（全国海洋标准化技术委员会）归口，主管部门为自然资源部(海洋)。
本标准规定了大洋多金属结合中50种成分含量的测定方法

Scope

WARNING—Personnel using this standard should have practical experience in formal laboratory work. This standard does not address all possible safety issues. It is the user's responsibility to take appropriate safety and health measures and ensure compliance with the conditions stipulated in the relevant national laws and regulations. This standard specifies the determination methods for the content of 50 components in oceanic polymetallic nodules. This standard applies to the adsorption of water, manganese, iron, copper, zinc, cobalt, nickel, silicon dioxide, aluminum oxide, potassium oxide, sodium oxide, calcium oxide, magnesium oxide, titanium dioxide, and Phosphorus, lead, vanadium, barium, strontium, tantalum, molybdenum, lithium, rubidium, beryllium, zirconium, cadmium, antimony, cesium, bismuth, hafnium, thallium, tungsten, uranium, thorium, scandium, lanthanum, cerium, praseodymium, neodymium, Determination of samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium and yttrium.