镍、钒、铁、钠 标准查询与下载
共找到 150 条与 镍、钒、铁、钠 相关的标准，共 10 页
本标准规定了采用火焰原子吸收光谱法测定原油和渣油中镍、钒、铁、钠含量的两种方法、包括方法A--酸消解法测定样品中镍、钒和铁的含量和方法B--有机溶剂法测定样品中镍、钒和钠的含量、方法B是以油溶性金属元素为标准样来测定油溶性金属元素的含量,不适用于定量测定含有非油溶性颗粒的样品,因此,该方法测得的
Determination of nickel, vanadium, iron, and sodium in crude oils and residual fuels by flame atomic absorption spectrometry
This method is for determining nickel, vanadium, iron, lead and copper in gas oils by graphite furnance electrothermal Atomic Absorption
Nickel, Vanadium, Iron, Lead, Copper and Sodium in Gas Oils by AAS
1.1 These test methods cover the determination of nickel, vanadium, iron, and sodium in crude oils and residual fuels by flame atomic absorption
Standard Test Methods for Determination of Nickel, Vanadium, Iron, and Sodium in Crude Oils and Residual Fuels by Flame Atomic Absorption Spectrometry
4.1 When fuels are combusted, metals present
Standard Test Methods for Determination of Nickel, Vanadium, Iron, and Sodium in Crude Oils and Residual Fuels by Flame Atomic Absorption Spectrometry
本标准规定了采用原子吸收光谱法测定原油中微量金属元素的方法。 本标准适用于测定原油中铁、镍、钠、钒的含量。 本标准方法的浓度测定范围由仪器的灵敏度、分析样品的用量及稀释的倍数所决定。 本标准未涉及有关操作的安全事宜，使用者有责任在使用本标准前采取适当的安全防护措施并制定适用的
Standard test methods for determination of iron, nickel,sodium,and vanadium in crude oil by atomic absorption spectrometry
1.1 These test methods cover the determination of nickel, vanadium, iron, and sodium in crude oils and residual fuels by flame atomic absorption
Standard Test Methods for Determination of Nickel, Vanadium, Iron, and Sodium in Crude Oils and Residual Fuels by Flame Atomic Absorption Spectrometry
1.1 These test methods cover the determination of nickel, vanadium, iron, and sodium in crude oils and residual fuels by flame atomic absorption
Standard Test Methods for Determination of Nickel, Vanadium, Iron, and Sodium in Crude Oils and Residual Fuels by Flame Atomic Absorption Spectrometry
When fuels are combusted, metals present in the fuels can form low melting compounds that are corrosive to metal parts. Metals present at trace
Standard Test Methods for Determination of Nickel, Vanadium, Iron, and Sodium in Crude Oils and Residual Fuels by Flame Atomic Absorption Spectrometry
When fuels are combusted, metals present in the fuels can form low melting compounds that are corrosive to metal parts. Metals present
Standard Test Methods for Determination of Nickel, Vanadium, Iron, and Sodium in Crude Oils and Residual Fuels by Flame Atomic Absorption Spectrometry
Determination of aluminium, silicon, vanadium, nickel, iron, sodium, calcium, zinc and phosphorus in residual fuel oil—Inductively coupled plasma emission spectrometry method
本标准规定了用灰化碱熔-电感耦合等离子体发射光谱法测定石油及其产品中铝、硅、钒、镍、铁、钠、钙、锌、磷的方法。 本标准适用于石油及其产品中铝、硅、钒、镍、铁、钠、钙、锌、磷的测定。各元素测定范围如表1所示。 表1 各元素的测定范围（略
Determination of aluminium,silicon,vanadium,nickel,iron,sodium,calcium,zinc and phophorus in crude oil and residual fuel oil.Ashing,fusion-inductively coupled plasma emission spectrometry
本标准规定了煤沥青中钙、铁、钠、镍、硅、钛、钒的测定方法。 本标准适用于煤沥青、石油焦及煅后石油焦中钙、铁、钠、镍、硅、钛、钒的测定。 本标准仅适用于灰分小于1%的样品
Determination of Ca,Fe,Na,Ni,Si,Ti,V in coal tar pitch by inductively coupled plasma atomic emission spectrometry
本标准规定了用有机进样-电感耦合等离子体发射光谱测定原油中钠、镁、铁、钒、镍、铜、铅元素的方法。本标准适用于原油中钠、镁、铁、钒、镍、铜、铅元素的测定。测定结果取决于原油中所含颗粒度的大小，当所含颗粒物大于几个微米时，测定结果可能偏低。各元素的测定底限见表1
Determination of Sodium, Magnesium, Iron, Vanadium, Nickel, Copper and Lead Elements in Crude Oil Organic Sampling-Inductively Coupled Plasma Emission Spectrometry
本标准规定了残渣染料油中钠、铝、硅、硫、钙、钒、铁、镍含量的波长色散X射线荧光光谱测定方法。 本标准适用于水分不超过0.5%的残渣燃料油，测量范围如表1所示。表1 测量范围（略
Determination of sodium,aluminium,silicon,sulfur,calcium,vanadium,iron,nickel in residual fuel oil.Wavelength dispersive X-ray fluorescence spectrometry
本标准规定了原油中钠、镁、钙、铁、钒、镍、铜的微波灰化电感耦合等离子体发射光谱测定方法。本标准适用于原油中钠、镁、钙、铁、钒、镍、铜的测定，钠、镁、钙、铁、钒、镍、铜的测定下限：钠0.2mg/kg、镁0.02mg/kg，钙0.02mg/kg,铁0.02mg/kg，钒0.05mg/kg，镍0.05mg
Determination of sodium, magnesium, calcium, iron, vanadium, nickel and copper in crude oil by microwave ashing-inductively coupled plasma emission spectrometry
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