GB/T 14949.12-1994
Manganese ores- Determination of combined water content (English Version)
- Standard No.
- GB/T 14949.12-1994
- Language
- Chinese, Available in English version
- Release Date
- 1994
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2021-12
- Replace By
- GB/T 14949.12-2021
- Latest
- GB/T 14949.12-2021
- Scope
- This standard specifies the gravimetric method for determining the amount of combined water. This standard applies to the determination of the amount of combined water in manganese ore. Measuring range: 1.00% to 8.00%.
GB/T 14949.12-1994 history
- 2021 GB/T 14949.12-2021 Manganese ores—Determination of combined water content—Gravimetric method
- 1994 GB/T 14949.12-1994 Manganese ores- Determination of combined water content
GB/T 14949.12-1994 -All Parts
GB/T 14949.1-1994 Manganese ores- Determination of chromium content
GB/T 14949.10-1994 Manganese ores- Determination of cobalt content
GB/T 14949.11-2021 Manganese ores—Determination of carbon content—Gravimetric method and infrared absorption method
GB/T 14949.12-2021 Manganese ores—Determination of combined water content—Gravimetric method
GB/T 14949.2-2021 Manganese ores—Determination of nickel content—Flame atomic absorption spectrometric method
GB/T 14949.3-1994 Manganese ores- Determination of barium oxide contet
GB/T 14949.4-1994 Manganese ores- Determination of vanadium content
GB/T 14949.5-2021 Manganese ores一Determination of titanium content一Diantipyrylmethane spectrophotometric method
GB/T 14949.6-2021 Manganese ores—Determination of copper, lead and zinc content—Flame atomic absorption spectrometric method
GB/T 14949.7-1994 Manganese ores- Determination of sodium and potassium contents
GB/T 14949.8-2018 Manganese ores—Determination of hygroscopic moisture content—Gravimetric method
GB/T 14949.9-1994 Manganese ores- Determination of sulphur contents