MT/T 252-2000
煤矿水中甲离子和钠离子的测定方法
Determination of potassium ions and sodium ions in coal mine water
2000-12-08
MT/T 1074-2008
煤中碱金属(钾、纳)含量分级
Classification for alkali metal (potassium, sodium) content in coal
2008-11-19
GB/T 16416-2007
褐煤中溶于稀盐酸的钠和钾测定用的萃取方法
Method of extraction for the determination of sodium and potassium in brown coal soluble in dilute hydrochloric acid
2007-11-01
KS I ISO 9964-3
수질 ― 나트륨과 칼륨 측정방법 ― 제3부: 불꽃방출분광법에 의한 나트륨 및 칼륨 측정
水质 - 钠和钾的测定 - 第3部分:通过火焰发射光谱法测定钠和钾
2018-03-21
KS I ISO 9964-3
수질 — 소듐과 포타슘 측정방법 — 제3부: 불꽃방출분광법에 의한 소듐 및 포타슘 측정
水质钠和钾的测定第3部分:火焰发射光谱法测定钠和钾
2023-12-29
ISO 9964-3-1993
Water quality — Determination of sodium and potassium — Part 3: Determination of sodium and potassium by flame emission spectrometry
水质与灰分；钠和钾的测定第3部分:用火焰发射光谱法测定钠和钾
1993-04-28
GOST 26880.2-1986
Свинец. Методы определения натрия и калия
铅 钠和钾测定方法
BS 6068-2.44-1993
Water quality. Physical, chemical and biochemical methods-Determination of sodium and potassium: determination of sodium and potassium by flame emission spectrometry
水质 物理、化学和生化方法 钠和钾的测定:用火焰发射光谱法测定钠和钾
1993-09-15
LY/T 1246-1999
森林土壤交换性钾和钠的测定
Determination of exchangeable potassium and sodium in forest soil
1999-07-15
GOST 8775.2-1987
Литий. Метод определения натрия, калия и кальция
锂 测定钠 钾和钙的方法
SN/T 2725-2010
煤焦油和蒽油中钠、钾和铁含量测定 原子吸收光谱法
Determination of sodium,potassium and iron content in coal tar oil and anthracene oil-Atomic absorption spectrometric method
2010-11-01
KS I ISO 9964-2
수질 ― 나트륨과 칼륨 측정방법 ― 제2부: 원자흡수분광법에 의한 칼륨 측정
水质 - 钠和钾的测定 - 第2部分:原子吸收光谱法测定钾
2018-03-21
KS I ISO 9964-2
수질 — 소듐과 포타슘 측정방법 — 제2부: 원자흡수분광법에 의한 포타슘 측정
水质钠和钾的测定第2部分:原子吸收光谱法测定钾
2023-12-29
ISO 9964-2-1993
Water quality — Determination of sodium and potassium — Part 2: Determination of potassium by atomic absorption spectrometry
水质与灰分；钠和钾的测定第2部分:用原子吸收光谱法测定钾
1993-04-28
DIN ISO 9964-3
Water quality - Determination of sodium and potassium - Part 3: Determination of sodium and potassium by flame emission spectrometry (ISO 9964-3:1993)
水质钠和钾的测定第3部分:用火焰发射光谱法测定钠和钾
1996-08-01
LY/T 1254-1999
森林土壤全钾、全钠的测定
Determination of total potassium and total sodium in forest soil
1999-07-15
GOST 851.8-1993
Магний первичный. Спектральный метод определения натрия и калия
初级镁 光谱法测定钠和钾
1993-02-17
GOST 29234.10-1991
Пески формовочные. Метод определения оксидов калия и натрия
成型砂 钾和氧化钠测定方法
GOST 2082.9-1981
Концентраты молибденовые. Метод определения натрия и калия
Molibdenum浓缩液钠和钾含量测定方法
GOST 26427-1985
Почвы. Метод определения натрия и калия в водной вытяжке
土壤水提取物中钠和钾的测定方法