gbt 17138 1997
gbt 17138 1997, Total:2 items.
The international standard classification for "gbt 17138 1997" includes: Soil quality. Pedology .
The Chinese standard classification for "gbt 17138 1997" includes: Analysis methods for environmental quality of soils , Basic standards and general methods .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/Z 37839-2019 Information model covering the contents of GB/T 5094.1 and GB/T 5094.2,GB/T 16679, GB/T 18656 and GB/T 16901.3
- GB/T 17138-1997 Soil quality - Determination of copper, zinc - Flame atomic absorption spectrophotometry
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