GB/T 47898.1-2026
锰矿石 取样 第1部分:份样采取
Manganese ores―Sampling―Part 1:Increment Sampling
- 实施日期
- 2027-02-01
- ICS 分类
- 73.060.20
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
找到 37 条
GB/T 47898.1-2026
Manganese ores―Sampling―Part 1:Increment Sampling
GB/T 46610-2025
Manganese and chromium ores—Experimental methods for checking the precision of moisture determination
GB/T 46050-2025
Manganese and chromium ores—Experimental methods for checking the precision of sample division
GB/T 45479-2025
Manganese ores and concentrates—Determination of potassium oxide and sodium oxide content—Flame atomic emission spectrometric method
GB/T 45480-2025
Manganese ores and concentrates—Determination of aluminium content—Photometric and gravimetric methods
GB/T 44031-2024
Manganese ores—Methods of chemical analysis—General instructions
GB/T 14949.7-2024
Manganese ores—Determination of sodium and potassium content—Flame atomic absorption spectrometric method
GB/T 14949.6-2021
Manganese ores—Determination of copper, lead and zinc content—Flame atomic absorption spectrometric method
GB/T 14949.2-2021
Manganese ores—Determination of nickel content—Flame atomic absorption spectrometric method
GB/T 14949.11-2021
Manganese ores—Determination of carbon content—Gravimetric method and infrared absorption method
GB/T 14949.5-2021
Manganese ores一Determination of titanium content一Diantipyrylmethane spectrophotometric method
GB/T 14949.12-2021
Manganese ores—Determination of combined water content—Gravimetric method
GB/T 31949-2015
GB/T 14949.8-2018
Manganese ores—Determination of hygroscopic moisture content—Gravimetric method
GB/T 6730.16-2016
GB/T 3714-2017
Manganese carbonate ore
GB/T 1511-2016
Manganese ores—Determination of calcium and magnesium contents—EDTA titrimetric method
GB/T 1509-2016
Manganese ores—Determination of silicon content—Perchloric acid dehydration gravimetric method
GB/T 6730.16-2016
Iron ores—Determination of sulfur content—Barium sulfate gravimetric method
GB/T 1510-2016
Manganese ores—Determination of aluminium content—EDTA titrimetric method