Cart:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 6730.5-2022 |
Iron ores -- Determination of total iron content -- titrimetric method after titanium trichloride reduction {译} 铁矿石 全铁含量的测定 三氯化钛还原后滴定法 |
China National Standards titrimetric |
 English PDF |
| GB/T 20373-2021 |
Determination of acetyl content in modified starch—titrimetric method 变性淀粉中乙酰基含量的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 38812.2-2020 |
Direct reduced iron—Determination of metallic iron content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride 直接还原铁 金属铁含量的测定 三氯化铁分解重铬酸钾滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 38812.1-2020 |
Direct reduced iron—Determination of iron(Ⅱ) content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride 直接还原铁 亚铁含量的测定 三氯化铁分解重铬酸钾滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 8454-2020 |
Reduced ilmenite powder for welding rob—Determination of ferrous iron content—Potassium dichromate titrimetric method 焊条用还原钛铁矿粉 亚铁含量的测定 重铬酸钾滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 6730.82-2020 |
Iron ores—Determination of barium content—EDTA titrimetric method 铁矿石 钡含量的测定 EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 8704.5-2020 |
Ferrovanadium—Determination of vanadium content—The ammonium ferrous sulfate titrimetric method and the potentiometric titrimetric method 钒铁 钒含量的测定 硫酸亚铁铵滴定法和电位滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 39719-2020 |
Field and concentrated natural rubber latices—Determination of magnesium content—Cyanide-free titrimetric method 新鲜和浓缩天然胶乳 镁含量的测定 滴定法（无氰法） |
China National Standards titrimetric |
English PDF |
| GB/T 12688.5-2019 |
Test method of styrene for industrial use—Part 5：Determination of the content of total aldehydes—titrimetric method 工业用苯乙烯试验方法 第5部分：总醛含量的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 1819.10-2017 |
Methods for chemical analysis of tin concentrates—Part 10: Determination of sulfur content—High frequency combustion with infrared absorption method and potassium iodate titrimetric method 锡精矿化学分析方法 第10部分：硫量的测定 高频感应炉燃烧红外吸收法和碘酸钾滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 6730.26-2017 |
Iron ores—Determination of fluorine content—Thorium nitrate titrimetric method 铁矿石 氟含量的测定 硝酸钍滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 1511-2016 |
Manganese ores—Determination of calcium and magnesium contents—EDTA titrimetric method 锰矿石 钙和镁含量的测定 EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 6730.20-2016 |
Iron ores—Determination of phosphorus content—titrimetric method 铁矿石 磷含量的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 6730.8-2016 |
Iron ores—Determination of iron(II) content—Potassium dichromate titrimetric method 铁矿石 亚铁含量的测定 重铬酸钾滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 6730.6-2016 |
Iron ores—Determination of metallic iron content—Ferric chloride-sodium acetate titrimetric method 铁矿石 金属铁含量的测定 三氯化铁-乙酸钠滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 1510-2016 |
Manganese ores—Determination of aluminium content—EDTA titrimetric method 锰矿石 铝含量的测定 EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 1506-2016 |
Manganese ores—Determination of manganese content—Potentiometric method and ammonium iron(Ⅱ) sulphate titrimetric method 锰矿石 锰含量的测定 电位滴定法和硫酸亚铁铵滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 4702.1-2016 |
Chromium metal—Determination of chromium content—The ammonium ferrous sulfate titrimetric method 金属铬 铬含量的测定 硫酸亚铁铵滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 31412-2015 |
Binders for paints and varnishes—Determination of hydroxyl value—titrimetric method 色漆和清漆用漆基 羟值的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 3884.17-2014 |
Methods for chemical analysis of copper concentrates―Part 17：Determination of aluminium oxide content―Chromazurol S spectrophotometric method and fluoride salts device-Na2EDTA titrimetric method 铜精矿化学分析方法 第17部分：三氧化二铝量的测定 铬天青S胶束增溶光度法和沉淀分离-氟盐置换-Na2EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 3884.16-2014 |
Methods for chemical analysis of copper concentrates―Part 16： Determination of silicon dioxide content―K2SiF6 titrimetric method and Gravimetric method 铜精矿化学分析方法 第16部分：二氧化硅量的测定 氟硅酸钾滴定法和重量法 |
China National Standards titrimetric |
English PDF |
| GB/T 7698-2014 |
Sodium hydroxide for industrial use―Determination of carbonates content―titrimetric method 工业用氢氧化钠 碳酸盐含量的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 6730.71-2014 |
Iron ores―Determination of acid-soluble iron(II) content―titrimetric method 铁矿石 酸溶亚铁含量的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 30072-2013 |
Ferronickel - Determination of nickel content - EDTA titrimetric method 镍铁 镍含量的测定 EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 11064.12-2013 |
Methods for chemical analysis of lithium carbonate,lithium hydroxide monohydrate and lithium chloride - Part 12: Determination of carbonate content - Acid-alkali titrimetric method 碳酸锂、单水氢氧化锂、氯化锂化学分析方法 第12部分：碳酸根量的测定 酸碱滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 11064.2-2013 |
Methods for chemical analysis of lithium carbonate,lithium hydroxide monohydrate and lithium chloride - Part 2: Determination of lithium hydroxide content - Acid-alkali titrimetric method 碳酸锂、单水氢氧化锂、氯化锂化学分析方法 第2部分：氢氧化锂量的测定 酸碱滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 11064.1-2013 |
Methods for chemical analysis of lithium carbonate,lithium hydroxide monohydrate and lithium chloride - Part 1: Determination of lithium carbonate content - Acid-alkali titrimetric method 碳酸锂、单水氢氧化锂、氯化锂化学分析方法 第1部分：碳酸锂量的测定 酸碱滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 6730.70-2013 |
Iron ores - Determination of total iron content - titrimetric method after tin(Ⅱ) chloride reduction 铁矿石 全铁含量的测定 氯化亚锡还原滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 6730.32-2013 |
Iron ores - Determination of vanadium content - The ammonium ferrous sulfate titrimetric method 铁矿石 钒含量的测定 硫酸亚铁铵滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 8151.17-2012 |
Methods for chemical analysis of zinc concentrates - Part 17：Determination of zinc content - Hydroxide precipitation and Na2EDTA titrimetric method 锌精矿化学分析方法 第17部分：锌量的测定 氢氧化物沉淀-Na2EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 8151.1-2012 |
Methods for chemical analysis of zinc concentrates - Part 1：Determination of zinc content - Precipitate separation-Na2EDTA titrimetric method and extractive separation-Na2EDTA titrimetric method 锌精矿化学分析方法 第1部分：锌量的测定 沉淀分离Na2EDTA滴定法和萃取分离Na2EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 8151.7-2012 |
Methods for chemical analysis of zinc concentrates - Part 7： Determination of arsenic content - Hydride generation-atomic fluorescence spectrometry and the potassium bromate titrimetric method 锌精矿化学分析方法 第7部分：砷量的测定 氢化物发生-原子荧光光谱法和溴酸钾滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 8151.3-2012 |
Methods for chemical analysis of zinc concentrates - Part 3： Determination of iron content - Na2EDTA titrimetric method 锌精矿化学分析方法 第3部分：铁量的测定 Na2EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 8151.2-2012 |
Methods for chemical analysis of zinc concentrates - Part 2：Determination of sulfur content - The combustion neutralization titrimetric method 锌精矿化学分析方法 第2部分：硫量的测定 燃烧中和滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 8151.18-2012 |
Methods for chemical analysis of zinc concentrates - Part 18： Determination of zinc content - Ion-exchange/ Na2EDTA titrimetric method 锌精矿化学分析方法 第18部分：锌量的测定 离子交换-Na2EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 6366-2012 |
Surface active agents - Determination of mineral sulfate content - titrimetric method 表面活性剂 无机硫酸盐含量的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 7378-2012 |
Surface active agents - Determination of alkalinity - titrimetric method 表面活性剂 碱度的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 15916-2012 |
Surface active agents - Determination of chelating agent content - titrimetric method 表面活性剂 螯合剂含量的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 12688.5-2011 |
Test method of styrene for industrial use - Part 5：Determination of content of total aldehydes - titrimetric method 工业用苯乙烯试验方法 第5部分：总醛含量的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 12688.4-2011 |
Test method of styrene for industrial use - Part 4：Determination of content of peroxides - titrimetric method 工业用苯乙烯试验方法 第4部分：过氧化物含量的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 8572-2010 |
Determination of total nitrogen content for compound fertilizers titrimetric method after distillation 复混肥料中总氮含量的测定 蒸馏后滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 8570.4-2010 |
Determination of liquefied anhydrous ammonia - Part 4: Residue content - titrimetric method 液体无水氨的测定方法 第4部分：残留物含量 容量法 |
China National Standards titrimetric |
English PDF |
| GB/T 2441.5-2010 |
Determination of urea - Part 5: Alkalinity - titrimetric method 尿素的测定方法 第5部分：碱度 容量法 |
China National Standards titrimetric |
English PDF |
| GB/T 8704.8-2009 |
Ferrovanadium - Determination of aluminium content - The chromazurol S spectrophotometric method and EDTA titrimetric method 钒铁 铝含量的测定 铬天青S分光光度法和EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 24225-2009 |
Chromium ores - Determination of total iron content - titrimetric method after reduction 铬矿石 全铁含量的测定 还原滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 24221-2009 |
Chromium ores - Determination of calcium and magnesium contents - EDTA titrimetric method 铬矿石 钙和镁含量的测定 EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 24230-2009 |
Chromium ores and concentrates - Determination of chromium content - titrimetric method 铬矿石和铬精矿 铬含量的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 13255.4-2009 |
Test methods of caprolactam for industrial use - Part 4: Determination of volatile bases content - titrimetric method after distillation 工业用己内酰胺试验方法 第4部分：挥发性碱含量的测定 蒸馏后滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 15249.4-2009 |
Methods for chemical analysis of crude gold - Part 4: Determination of lead content - EDTA titrimetric method 合质金化学分析方法 第4部分：铅量的测定 EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 15249.2-2009 |
Methods for chemical analysis of crude gold - Part 2: Determination of silver content - Fire assay gravimetric and EDTA titrimetric methods 合质金化学分析方法 第2部分：银量的测定 火试金重量法和EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 23274.1-2009 |
Methods for chemical analysis of stannic oxide - Part 1: Determination of stannic oxide content - Potassium iodate titrimetric method 二氧化锡化学分析方法 第1部分：二氧化锡量的测定 碘酸钾滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 10511-2008 |
Determination of total nitrogen content for nitrophosphate - titrimetric method after distillation 硝酸磷肥中总氮含量的测定 蒸馏后滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 5686.4-2008 |
Ferromanganese , ferromanganese-silicon , itrogen-bearing ferromanganese and manganese metal - Determination of phosphorus content - Molybdenum blue photometric method and alkali content titrimetric method 锰铁、锰硅合金、氮化锰铁和金属锰 磷含量的测定 钼蓝光度法和碱量滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 5686.2-2008 |
Ferromanganese，ferromanganese-silicon , nitrogen-bearing ferromanganese and manganese metal - Determination of silicon content - Molybdenum blue photometric method ，silicon potassium fluoride titrimetric method and perchloric acid dehydration gravimet 锰铁、锰硅合金、氮化锰铁和金属锰 硅含量的测定 钼蓝光度法、氟硅酸钾滴定法和高氯酸重量法 |
China National Standards titrimetric |
English PDF |
| GB/T 5686.1-2008 |
Ferromanganese，ferromanganese-silicon, nitrogen-bearing ferromanganese and manganese metal - Determination of manganese content - Potentiometric method and titrimetric mothod after ammonium nitrate & perchloric acid oxidation 锰铁、锰硅合金、氮化锰铁和金属锰 锰含量的测定 电位滴定法、硝酸铵氧化滴定法及高氯酸氧化滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 4702.5-2008 |
Chromium metal - Determination of aluminium content - EDTA titrimetric method and flame atomic absorption spectrometric method 金属铬 铝含量的测定 乙二胺四乙酸二钠滴定法和火焰原子吸收光谱法 |
China National Standards titrimetric |
English PDF |
| GB/T 4702.4-2008 |
Chromium metal - Determination of iron content - EDTA titrimetric method and flame atomic absorption spectrometric method 金属铬 铁含量的测定 乙二胺四乙酸二钠滴定法和火焰原子吸收光谱法 |
China National Standards titrimetric |
English PDF |
| GB/T 4701.6-2008 |
Ferrotitanium - Determination of aluminum content - EDTA titrimetric method 钛铁 铝含量的测定 EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 4701.4-2008 |
Ferrotitanium - Determinatino of manganese content - Arsenite-salt and sodium-salt titrimetric method and periodate photometric method 钛铁 锰含量的测定 亚砷酸盐 亚硝酸盐滴定法和高碘酸盐光度法 |
China National Standards titrimetric |
English PDF |
| GB/T 4699.2-2008 |
Ferrochromium and ferrosilicochromium - Determination of chromium content - The ammonium persulfate oxidation titrimetric method and potentiometric titration method 铬铁和硅铬合金 铬含量的测定 过硫酸铵氧化滴定法和电位滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 3654.6-2008 |
Ferroniobium - Determination of sulfur content - Combustion-iodate titrimetric method，methylene blue photometric method and infrared absorption method 铌铁 硫含量的测定 燃烧碘量法、次甲基蓝光度法和红外线吸收法 |
China National Standards titrimetric |
English PDF |
| GB/T 3653.4-2008 |
Ferroboron - Determination of aluminium content - EDTA titrimetric method 硼铁 铝含量的测定 EDTA 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 18570.12-2008 |
Preparation of steel substrates before application of paints and related products-Tests for the assessment of surface cleanliness - Part 12: Field method for the titrimetric determination of water-soluble ferrous ions 涂覆涂料前钢材表面处理 表面清洁度的评定试验 第12部分: 水溶性铁离子的现场滴定测定法 |
China National Standards titrimetric |
English PDF |
| GB/T 8704.5-2007 |
Ferrovanadium - Determination of vanadium content - The ammonium ferrous sulfate titrimetric method and the potentiometric titrimetric method 钒铁 钒含量的测定 硫酸亚铁铵滴定法和电位滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 8654.1-2007 |
Manganese metal, ferromanganese - silicon, ferromanganese and nitrogen - bearing ferromanganese - Determination of iron content - The ortho - phenanthrdine spectrophotometric method and the titanium trichloride - potassium dichromate titrimetric method 金属锰、锰硅合金、锰铁和氮化锰铁 铁含量的测定 邻二氮杂菲分光光度法和三氯化钛 - 重铬酸钾滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 4333.4-2007 |
Ferrosilicon - Determination of aluminium content - The chromazurol S spectrophotometric method ,the EDTA titrimetric method and the flame atomic absorption spectrometric method 硅铁 铝含量的测定 铬天青S分光光度法、EDTA滴定法和火焰原子吸收光谱法 |
China National Standards titrimetric |
English PDF |
| GB/T 6730.13-2007 |
Iron ores - Determination of calcium and magnesium content - EGTA-CyDTA titrimetric method 铁矿石 钙和镁含量的测定 EGTA-CyDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 6730.11-2007 |
Iron ores - Determination of aluminium content - EDTA titrimetric method 铁矿石 铝含量的测定 EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 6730.23-2006 |
Iron ores - Determination of titanium content - The ferric ammonium sulfate titrimetric method 铁矿石 钛含量的测定 硫酸铁铵滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 6365-2006 |
Surface active agents - Determination of free alkalinity or free acidity - titrimetric method 表面活性剂 游离碱度或游离酸度的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 1511-2006 |
Manganese ores - Determination of calcium and magnesium contents - EDTA titrimetric method 锰矿石 钙和镁含量的测定 EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 1507-2006 |
Manganese Ores - Determination of active oxygen content - Potassium dichromate titrimetric method 锰矿石 有效氧含量的测定 重铬酸钾滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 1510-2006 |
Manganese ores-Determination of aluminium content-EDTA titrimetric method 锰矿石 铝含量的测定 EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 18570.10-2005 |
Preparation of steel substrates before application of paints and related products-Tests for the assessment of surface cleanliness-Part 10:Field method for the titrimetric determination of water-soluble chloride 涂覆涂料前钢材表面处理 表面清洁度的评定试验 第10部分：水溶性氯化物的现场滴定测定法 |
China National Standards titrimetric |
English PDF |
| GB/T 1819.5-2004 |
Methods for chemical analysis of tin concentrates--Determination of arsenic content--The molybdoantimonyarsenate blue spectrophotometric method and the distillation-iodimetric titrimetric method 锡精矿化学分析方法 砷量的测定 砷锑钼蓝分光光度法和蒸馏分离-碘滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 1819.4-2004 |
Methodsfor chemical analysis of tin concentrates--Determination of lead content--Flameatomic absorption spectrometric method and EDTA titrimetric method 锡精矿化学分析方法 铅量的测定 火焰原子吸收光谱法和EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 1819.3-2004 |
Methods for chemical analysis of tin concentrates--Determination of iron content--The cerium sulfate titrimetric method 锡精矿化学分析方法 铁量的测定 硫酸铈滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 1819.2-2004 |
Methods for chemical analysis of tin concentrates--Determination of tin content--The potassium iodate titrimetric method 锡精矿化学分析方法 锡量的测定 碘酸钾滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 1819.10-2004 |
Methods for chemical analysis of tin concentrates--Determination of sulphur content--The high frequency infrared absorption method and the combustion potassium iodate titrimetric method 锡精矿化学分析方法 硫量的测定 高频红外吸收法和燃烧-碘酸钾滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 1508-2002 |
Manganese ores--Determination of total iron content--Potassium dichromate titrimetric method and 1，10-phenanthroline spectrophotometric method 锰矿石 全铁含量的测定 重铬酸钾滴定法和邻菲啰啉分光光度法 |
China National Standards titrimetric |
English PDF |
| GB/T 1506-2002 |
Manganese ores--Determination of manganese content--Potentiometric method and ammonium iron (II) sulphate titrimetric method 锰矿石 锰含量的测定 电位滴定法和硫酸亚铁铵滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 11203-2001 |
Rubber--Determination of zinc content--EDTA titrimetric method 橡胶中锌含量的测定 EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 3595-2000 |
Fertilizers--Determination of ammoniacal nitrogen content--titrimetric method after distillation 肥料中氨态氮含量的测定 蒸馏后滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 17828-1999 |
Butadiene for industrial use--Determination of peroxides--titrimetric method 工业用丁二烯中过氧化物含量的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 15555.8-1995 |
Solid waste--Determination of total chromium--titrimetric method 固体废物 总铬的测定 硫酸亚铁铵滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 15555.7-1995 |
Solid waste--Determination ofchromium(VI)--titrimetric method 固体废物 六价铬的测定 硫酸亚铁铵滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 223.6-1994 |
Methods for chemical analysis of iron，steel and alloy--The neutralization titrimetric method for the determination of boron content 钢铁及合金化学分析方法 中和滴定法测定硼量 |
China National Standards titrimetric |
English PDF |
| GB/T 7717.9-1994 |
Acrylonitrile for industrial use--Determination of content of total cyanides--titrimetric method 工业用丙烯腈中总氰含量的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 15057.8-1994 |
Limestonefor chemical industry--Determination of sulfur content--Gravimetric and combustion-iodate titrimetric methods 化工用石灰石中硫含量的测定 硫酸钡重量法和燃烧-碘酸钾滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 14571.1-1993 |
Ethylene glycol for industrial use--Determination of acidity--titrimetric method 工业用乙二醇酸度的测定 滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 11897-1989 |
Water quality--Determination of free chlorine and total chlorine--titrimetric method using N，N-diethyl-1，4-phenylenediamine 水质 游离氯和总氯的测定 N，N-二乙基-1，4-苯二胺滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 7477-1987 |
Water quality--Determination of thesum of calcium and magnesium--EDTA titrimetric method 水质 钙和镁总量的测定 EDTA滴定法 |
China National Standards titrimetric |
English PDF |
| GB/T 7476-1987 |
Water quality--Determination of calcium--EDTA titrimetric method 水质 钙的测定 EDTA滴定法 |
China National Standards titrimetric |
English PDF |
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