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21 GB/T 2460-1996 硫鐵礦和硫精礦 采樣與樣品制備方法 Pyrites and concentrate--Methods for sampling and preparation sample
22 GB/T 2461-1996 硫鐵礦和硫精礦水分的測(cè)定 重量法 Pyrites and concentrate--Determination of moisture--Gravimetric method
23 GB/T 2462-1996 硫鐵礦和硫精礦中有效硫含量的測(cè)定 燃燒中和法 Pyrites and concentrate--Determination of effective sulfur content--Combustion neutralization method
24 GB/T 2463.1-1996 硫鐵礦和硫精礦中全鐵含量的測(cè)定 第1部分: 硫酸鈰容量法 Pyrites and concentrate--Determination of total iron content--Part 1: Cerium sulfate volumetric method
25 GB/T 2463.2-1996 硫鐵礦和硫精礦中全鐵含量的測(cè)定 第2部分: 三氯化鈦 重鉻酸鉀容量法 Pyrites and concentrate--Determination of total iron content--Part 2: Titanium trichloride-potassium dichromate volumetric method
26 GB/T 2464-1996 硫鐵礦和硫精礦中砷含量的測(cè)定 Ag-DDTC分光光度法 Pyrites and concentrate--Determination of arsenic content--Ag-DDTC spectrophotometric method
27 GB/T 2465-1996 硫鐵礦和硫精礦中氟含量的測(cè)定 離子選擇性電極法 Pyrites and concentrate--Determination of fluorine content --Ion-selective electrode method 上一頁 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] 下一頁 |
