GB/T 25282-2010
ActiveSoil and sediment - Sequential extraction procedure of speciation of 13 trace elements
土壤和沉积物 13个微量元素形态顺序提取程序
🔗 Related Standards / 同类标准
GB/T 5463.2-1985
Technical terms of non-metallic mineral products--Talc
GB/T 5463.1-1985
Non-metallic mineral products--Commonly usedterms
GB/T 5463.3-1986
Technical terms of non-metallic mineral products--Gypsum and anhydrite
GB/T 15057.9-1994
Limestone for chemical industry--Determination of phosphorus content--Molybdenum blue spectrophotometric method
GB/T 15057.8-1994
Limestonefor chemical industry--Determination of sulfur content--Gravimetric and combustion-iodate titrimetric methods
GB/T 15057.7-1994
Limestone for chemical industry--Determination of aluminium oxide content--Chromazurol S spectrophotometric method
GB/T 15057.6-1994
Limestone for chemical industry--Determination of iron content--Phenanthroline spectrophotometric method
GB/T 15057.5-1994
Limestone for chemical industry--Determination of silicon dioxide content--Molybdenum blue spectrophotometric method