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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 42490-2023 |
Soil quality Determination of organic carbon content and carbon isotope ratio, total nitrogen content and nitrogen isotope ratio in soil and biological samples Stable isotope ratio mass spectrometry {译} 土壤质量 土壤与生物样品中有机碳含量与碳同位素比值、全氮含量与氮同位素比值的测定 稳定同位素比值质谱法 |
China National Standards Soil quality Determination |
 English PDF |
| GB/T 42488-2023 |
Soil quality - Determination of 15N abundance of inorganic nitrogen in soil - Stable isotope ratio mass spectrometry {译} 土壤质量 土壤中无机态氮15N丰度的测定 稳定同位素比值质谱法 |
China National Standards Soil quality Determination |
English PDF |
| GB/T 42485-2023 |
Soil quality Determination of soil nitrate nitrogen, nitrite nitrogen and ammonium nitrogen KCl solution leaching manual analysis method {译} 土壤质量 土壤硝态氮、亚硝态氮和铵态氮的测定 氯化钾溶液浸提手工分析法 |
China National Standards Soil quality Determination |
English PDF |
| GB/T 42487-2023 |
Soil quality - Determination of soil nitrate nitrogen, nitrite nitrogen and ammonium nitrogen - potassium chloride solution leaching flow analysis method {译} 土壤质量 土壤硝态氮、亚硝态氮和铵态氮的测定 氯化钾溶液浸提流动分析法 |
China National Standards Soil quality Determination |
English PDF |
| GB/T 41223-2021 |
Soil quality—Determination of potential nitrification and inhibition of nitrification—Rapid test by ammonium oxidation 土壤质量 硝化潜势和硝化抑制作用的测定 氨氧化快速检测法 |
China National Standards Soil quality Determination |
English PDF |
| GB/T 17141-1997 |
Soil quality--Determination of lead，cadmium--Graphite furnace atomic absorption spectrophoto-metry 土壤质量 铅、镉的测定 石墨炉原子吸收分光光度法 |
China National Standards Soil quality Determination |
English PDF |
| GB/T 17140-1997 |
Soil quality--Determination of lead，cadmium--KI-MIBK extraction flame atomic absorption spectrophotometry 土壤质量 铅、镉的测定 KI-MIBK萃取火焰原子吸收分光光度法 |
China National Standards Soil quality Determination |
English PDF |
| GB/T 17139-1997 |
Soil quality--Determinationof nickel--Flame atomic absorption spectrophotometry 土壤质量 镍的测定 火焰原子吸收分光光度法 |
China National Standards Soil quality Determination |
English PDF |
| GB/T 17138-1997 |
Soil quality--Determination of copper，zinc--Flame atomic absorption spectrophotometry 土壤质量 铜、锌的测定 火焰原子吸收分光光度法 |
China National Standards Soil quality Determination |
English PDF |
| GB/T 17137-1997 |
Soil quality--Determination of total chromium--Flame atomic absorption spectrophotometry 土壤质量 总铬的测定 火焰原子吸收分光光度法 |
China National Standards Soil quality Determination |
English PDF |
| GB/T 17136-1997 |
Soil quality--Determinationof total mercury--Cold atomic absorption spectrophotometry 土壤质量 总汞的测定 冷原子吸收分光光度法 |
China National Standards Soil quality Determination |
English PDF |
| GB/T 17135-1997 |
Soil quality--Determination of total arsenic--Spectrophotometric method with potassium borohyride andsilver nitrate 土壤质量 总砷的测定 硼氢化钾-硝酸银分光光度法 |
China National Standards Soil quality Determination |
English PDF |
| GB/T 17134-1997 |
Soil quality--Determination of total arsenic--Silver diethyldithiocarbamate spectrophotometry 土壤质量 总砷的测定 二乙基二硫代氨基甲酸银分光光度法 |
China National Standards Soil quality Determination |
English PDF |
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