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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 39306-2020 |
Reclaimed water quality—Determination of total arsenic—Atomic fluorescence spectrometry 再生水水质 总砷的测定 原子荧光光谱法 |
China National Standards Water quality Determination |
 English PDF |
| GB/T 39305-2020 |
Reclaimed water quality—Determination of fluoride,chloride,nitrite,nitrate,sulfate—Ion chromatography 再生水水质 氟、氯、亚硝酸根、硝酸根、硫酸根的测定 离子色谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 39302-2020 |
Reclaimed water quality—Determination of anionic surfactants—Methylene blue spectrophotometric method 再生水水质 阴离子表面活性剂的测定 亚甲蓝分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 39298-2020 |
Reclaimed water quality—Determination of benzene homologues—Gas chromatography 再生水水质 苯系物的测定 气相色谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 37907-2019 |
Reclaimed water quality—Determination of sulfide and cyanide—Ion chromatography 再生水水质 硫化物和氰化物的测定 离子色谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 37906-2019 |
Reclaimed water quality—Determination of mercury—Mercury analyzer method 再生水水质 汞的测定 测汞仪法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 37905-2019 |
Reclaimed water quality—Determination of chromium—Voltammetry and polarography 再生水水质 铬的测定 伏安极谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 34322-2017 |
Automatic continuous determination of water quality for boiler and cooling system—Potentiometric titration 锅炉用水和冷却水水质自动连续测定 电位滴定法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 33584.3-2017 |
Seawater quality requirements and analysis methods for seawater cooling system—Part 3: Determination of chloride 海水冷却水质要求及分析检测方法 第3部分：氯化物的测定 |
China National Standards Water quality Determination |
English PDF |
| GB/T 33584.6-2017 |
Seawater quality requirements and analysis methods for seawater cooling system—Part 6: Determination of heterotrophic bacteria 海水冷却水质要求及分析检测方法 第6部分：异养菌的测定 |
China National Standards Water quality Determination |
English PDF |
| GB/T 33584.2-2017 |
Seawater quality requirements and analysis methods for seawater cooling system—Part 2: Determination of zinc 海水冷却水质要求及分析检测方法 第2部分：锌的测定 |
China National Standards Water quality Determination |
English PDF |
| GB/T 33584.5-2017 |
Seawater quality requirements and analysis methods for seawater cooling system—Part 5: Determination of dissolved solid 海水冷却水质要求及分析检测方法 第5部分：溶解固形物的测定 |
China National Standards Water quality Determination |
English PDF |
| GB/T 33584.1-2017 |
Seawater quality requirements and analysis method for seawater cooling system—Part 1:Determination of calcium and magnesium 海水冷却水质要求及分析检测方法 第1部分：钙、镁离子的测定 |
China National Standards Water quality Determination |
English PDF |
| GB/T 33584.4-2017 |
Seawater quality requirements and analysis methods for seawater cooling system—Part 4: Determination of sulfate 海水冷却水质要求及分析检测方法 第4部分：硫酸盐的测定 |
China National Standards Water quality Determination |
English PDF |
| GB/T 17131-1997 |
Water quality--Determination of 1，2-dichlorobenzene，1，4-dichlorobenzene，1，2，4-trichlorobenzene--Gas chromatography 水质 1，2-二氯苯、1，4-二氯苯、1，2，4-三氯苯的测定 气相色谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 17130-1997 |
Water quality--Determination of volatile halogenated organic compounds--Headspace gas chromatography 水质 挥发性卤代烃的测定 顶空气相色谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 16489-1996 |
Water quality--Determination ofsulfide--Methylene blue spectrophotometric method 水质 硫化物的测定 亚甲基蓝分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 16488-1996 |
Water quality--Determination of petroleum oil， animal and vegetable oils--Infrared photometric method 水质 石油类和动植物油的测定 红外光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 15959-1995 |
Water quality--Determination of absorbable organic halogens (AOX)--Microcoulometric method 水质 可吸附有机卤素(AOX ) 的测定 微库仑法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 15507-1995 |
Water quality--Determination of hydrazine--p-Dimetylaminobenzaldehyde spectrophotometric method 水质 肼的测定 对二甲氨基苯甲醛分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 15506-1995 |
Water quality--Determination of barium--Atomic absorption spectrometry 水质 钡的测定 原子吸收分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 15505-1995 |
Water quality--Determination of selenium--Graphite furnace atomic absorption spectrometric method 水质 硒的测定 石墨炉原子吸收分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 15504-1995 |
Water quality--Determination of carbon disulfide--Diethylamine cupric acetate spectrophotometric method 水质 二硫化碳的测定 二乙胺乙酸铜分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 15503-1995 |
Water quality--Determination of vanadium--BPHA extraction spectrophotometric method 水质 钒的测定 钽试剂(BPHA)萃取分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 14673-1993 |
Water quality--Determination of vanadium--Graphite furnace atomic absorption spectrometric method 水质 钒的测定 石墨炉原子吸收分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 14672-1993 |
Water quality--Determination of pyridine--Gas chromatography 水质 吡啶的测定 气相色谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 14671-1993 |
Water quality--Determination of barium--Potentiometric titration method 水质 钡的测定 电位滴定法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 14378-1993 |
Water quality--Determination of diethylenetriamine--Salicyiclaldehyde spectrophotometric method 水质 二乙烯三胺的测定 水杨醛分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 14377-1993 |
Water quality--Determination of triethylamine--Bromophenol blue spectrophotometric method 水质 三乙胺的测定 溴酚蓝分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 14376-1993 |
Water quality--Determination of asymmetrical dimethyl hydrazine--Amino ferrocyanide sodium spectrophotometric method 水质 偏二甲基肼的测定 氨基亚铁氰化钠分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 14375-1993 |
Water quality--Determination of monomethyl hydrazine--p-Dimethylaminobenzaldehyde spectrophotometric method 水质 一甲基肼的测定 对二甲氨基苯甲醛分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 14204-1993 |
Water quality--Determination of alkylmercury--Gas chromatography 水质 烷基汞的测定 气相色谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13905-1992 |
Water quality--Determination ofTNT--Sodium sulfite spectrophotometry 水质 梯恩梯的测定 亚硫酸钠分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13904-1992 |
Water quality--Determination of TNT， RDX， DNT--Gas chromatography 水质 梯恩梯、黑索金、地恩梯的测定 气相色谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13903-1992 |
Water quality--Determination of TNT--Spectrophotometry 水质 梯恩梯的测定 分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13902-1992 |
Water quality--Determination of nitroglycerine--Oscillopolarography 水质 硝化甘油的测定 示波极谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13901-1992 |
Water quality--Determination of dinitrotoluene--Oscillopolarography 水质 二硝基甲苯的测定 示波极谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13900-1992 |
Water quality--Determination of RDX--Spectrophotometry 水质 黑索今的测定 分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13899-1992 |
Water quality--Determination of ferro and ferric cyanic complex--Ferric trichloride spectrophotometry 水质 铁(Ⅱ、Ⅲ)氰络合物的测定 三氯化铁分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13898-1992 |
Water quality--Determination of ferro and ferric cyanic complex--Atom absorption spectrophotometry 水质 铁(Ⅱ、Ⅲ)氰络合物的测定 原子吸收分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13897-1992 |
Water quality--Determination of thiocyanate--Isonicotinic acid pyrazolone spectrophotometry 水质 硫氰酸盐的测定 异烟酸-吡唑啉酮分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13896-1992 |
Water quality--Determination of lead--Oscillopolarography 水质 铅的测定 示波极谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13267-1991 |
Water quality--Determination of the acute toxicity of substance to a freshwater fish (Brachydanio rerio Hamilton-Buchanan) 水质 物质对淡水鱼(斑马鱼)急性毒性测定方法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13266-1991 |
Water quality--Determination of the acute toxicity of substance to Daphnia (Daphnia magna straus) 水质 物质对蚤类(大型蚤)急性毒性测定方法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13200-1991 |
Water quality--Determination of turbidity 水质 浊度的测定 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13199-1991 |
Water quality--Determination of anionic detergent--Potentiometric method 水质 阴离子洗涤剂的测定 电位滴定法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13198-1991 |
Water quality--Determination of specified six polynuclear aromatic hydrocarbons--High performance liquid chromatography 水质 六种特定多环芳烃的测定 高效液相色谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13197-1991 |
Water quality--Determination of formaldehyde--Acetylacetone spectrophotometric method 水质 甲醛的测定 乙酰丙酮分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13195-1991 |
Water quality--Determination of water temperature--Thermometer or reversing thermometer method 水质 水温的测定 温度计或颠倒温度计测定法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13194-1991 |
Water quality--Determination of nitrobenzene， mononi-trotoluene (MNT)， nitrochlorobenzene and oinitrotoluene (ONT)--Gas chromatography 水质 硝基苯、硝基甲苯、硝基氯苯、二硝基甲苯的测定 气相色谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13193-1991 |
Water quality--Determination of TOC by nondispersive infrared absorption method 水质 总有机碳(TOC) 的测定 非色散红外线吸收法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 13192-1991 |
Water quality--Determination of organic phosphorous pesticide in water--Gas chromatography 水质 有机磷农药的测定 气相色谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11914-1989 |
Water quality--Determination of thechemical oxyyen demand--Dichromate method 水质 化学需氧量的测定 重铬酸盐法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11913-1989 |
Water quality--Determination of dissolved oxygen--Electrochemical probe method 水质 溶解氧的测定 电化学探头法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11912-1989 |
Water quality--Determination ofnickel--Flame atomic absorption spectrometric method 水质 镍的测定 火焰原子吸收分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11911-1989 |
Water quality--Determination of iron and manganese--Flame atomic absorption spectrometric method 水质 铁、锰的测定 火焰原子吸收分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11910-1989 |
Water quality--Determination of nickel--Dimethylglyoxime spectrophotometric method 水质 镍的测定 丁二酮肟分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11909-1989 |
Water quality--Determination of silver--Spectrophotometric method with 3，5-Br2-PADAP 水质 银的测定 3，5-Br2-PADAP分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11908-1989 |
Water quality--Determination of silver--Spectrophotometry with cadion 2B 水质 银的测定 镉试剂2B分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11907-1989 |
Water quality--Determination ofsilver--Flame atomic absorption spectrophotometric method 水质 银的测定 火焰原子吸收分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11906-1989 |
Water quality--Determination of manganese--Potassium periodate spectrophotometric method 水质 锰的测定 高碘酸钾分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11905-1989 |
Water quality--Determination ofcalcium and magnesium--Atomic absorption spectrophotometric method 水质 钙和镁的测定 原子吸收分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11904-1989 |
Water quality--Determination of potassium and sodium--Flame atomic absorption spectrophotometry 水质 钾和钠的测定 火焰原子吸收分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11903-1989 |
Water quality--Determination of colority 水质 色度的测定 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11902-1989 |
Water quality--Determination of selenium--Diaminonaphthalene fluorometric method 水质 硒的测定 2，3-二氨基萘荧光法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11901-1989 |
Water quality--Determination of suspended substance--Gravimetric method 水质 悬浮物的测定 重量法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11900-1989 |
Water quality--Determination of trace amounts of arsenic--Spectrophotometric method with silver salt 水质 痕量砷的测定 硼氢化钾-硝酸银分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11899-1989 |
Water quality--Determination of sulfate--Gravimetric method 水质 硫酸盐的测定 重量法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11898-1989 |
Water quality--Determination of free chlorine and total chlorine--Spectrophotometric 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-苯二胺分光光度法 |
China National Standards Water quality Determination |
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 Water quality Determination |
English PDF |
| GB/T 11896-1989 |
Water quality--Determination of chloride--Silver nitrate titration method 水质 氯化物的测定 硝酸银滴定法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11895-1989 |
Water quality--Determination of benzo(a)-pyrene--Acetylated paper chromatography with fluorescence spectrophotometric method 水质 苯并(a)芘的测定 乙酰化滤纸层析荧光分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11894-1989 |
Water quality--Determination of total nitrogen--Alkaline potassium persulfate digestion-UV spectro photo metric method 水质 总氮的测定 碱性过硫酸钾消解紫外分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11893-1989 |
Water quality--Determination of total phosphorus--Ammonium molybdate spectrophotometric method 水质 总磷的测定 钼酸铵分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11892-1989 |
Water quality--Determination of permanganate index 水质 高锰酸盐指数的测定 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11891-1989 |
Water quality--Determination of Kjeldahl nitrogen 水质 凯氏氮的测定 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11890-1989 |
Water quality--Determination of benzeneand its analogies--Gas chromatographic method 水质 苯系物的测定 气相色谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 11889-1989 |
Water quality--Determination of aniline compounds--Spectrophotometric method with N-(1-naphthyl) ethy lenediamine 水质 苯胺类化合物的测定 N-(1-萘基)乙二胺偶氮分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 9803-1988 |
Water quality--Determination of pentachlorophenol by safranine-T spectrophotometric method 水质 五氯酚的测定 藏红T分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 8972-1988 |
Water quality--Determination of pentachlorophenol--Gas chromatography 水质 五氯酚的测定 气相色谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7494-1987 |
Water quality--Determination of anionic surfactants--Methylene blue spectrophotometric method 水质 阴离子表面活性剂的测定 亚甲蓝分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7493-1987 |
Water quality--Determination of nitrogen(nitrite)--Spectrophotometric method 水质 亚硝酸盐氮的测定 分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7492-1987 |
Water quality--Determination ofBHC and DDT--Gas chromatography 水质 六六六、滴滴涕的测定 气相色谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7491-1987 |
Water quality--Determination of volatile phenolic compounds--After distillation with bromine method 水质 挥发酚的测定 蒸馏后溴化容量法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7490-1987 |
Water quality--Determination of volatile phenolic compounds--After distillation by means of 4-AAP spectrophotometric method 水质 挥发酚的测定 蒸馏后4-氨基安替比林分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7489-1987 |
Water quality--Determination of dissolved oxygen--Iodometric method 水质 溶解氧的测定 碘量法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7488-1987 |
Water quality--Determination of biochemical oxygen demand after 5 days(BOD5)--Dilution and seeding method 水质 五日生化需氧量(BOD5)的测定 稀释与接种法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7487-1987 |
Water quality--Determinationof cyanide--Part 2:Determination of cyanide 水质 氰化物的测定 第二部分:氰化物的测定 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7486-1987 |
Water quality--Determination of cyanide--Part 1:Determination of total cyanide 水质 氰化物的测定 第一部分:总氰化物的测定 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7485-1987 |
Water quality--Determination of total arsenic--Silver diethyldithiocarbamate spectrophotometricmethod 水质 总砷的测定 二乙基二硫代氨基甲酸银分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7484-1987 |
Water quality--Determination of fluoride--Ion selective electrode method 水质 氟化物的测定 离子选择电极法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7483-1987 |
Water quality--Determination of fluoride--Fluor reagent spectrophotometric 水质 氟化物的测定 氟试剂分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7482-1987 |
Water quality--Determination of fluoride--Visual colorimetry with zirconium alizarinsulfonate 水质 氟化物的测定 茜素磺酸锆目视比色法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7481-1987 |
Water quality--Determination of ammonium--Spectrophotometric method with salicylic acid 水质 铵的测定 水杨酸分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7480-1987 |
Water quality--Determination of nitrate--Spectrophotometric method with phenol disulfonic acid 水质 硝酸盐氮的测定 酚二磺酸分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7479-1987 |
Water quality--Determination of ammonium--Nessler’s reagent colorimetric method 水质 铵的测定 纳氏试剂比色法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7478-1987 |
Water quality--Determination of ammonium--Distillation and titration method 水质 铵的测定 蒸馏和滴定法 |
China National Standards Water quality Determination |
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 Water quality Determination |
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 Water quality Determination |
English PDF |
| GB/T 7475-1987 |
Water quality--Determination of copper， zinc， lead and cadmium--Atomic absorption spectrometry 水质 铜、锌、铅、镉的测定 原子吸收分光光谱法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7474-1987 |
Water quality--Determination of copper--Sodium diethyldithiocabamate spectrophotometric method 水质 铜的测定 二乙基二硫代氨基甲酸钠分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7473-1987 |
Water quality--Determination of copper--2，9-dimethy-1，10-phenanthroline spectrophotometric method 水质 铜的测定 2，9-二甲基-1，10-菲啰啉分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7472-1987 |
Water quality--Determination of zinc--Spectrophotometric method with dithizone 水质 锌的测定 双硫腙分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7471-1987 |
Water quality--Determination of cadmium--Spectrophotometric method with dithizone 水质 镉的测定 双硫腙分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7470-1987 |
Water quality--Determination of lead--Spectrophotometric method with dithizone 水质 铅的测定 双硫腙分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7469-1987 |
Water quality--Determination of the total mercury--Potassium permanganate-pootassium peralfate descomposed method--Dithizone spectrophotometric method 水质 总汞的测定 高锰酸钾-过硫酸钾消解法 双硫腙分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7468-1987 |
Water quality--Determination oftotal mercury--Cold atomic absorption spectrophometry 水质 总汞的测定 冷原子吸收分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7467-1987 |
Water quality--Determination of chromium(Ⅵ)--1，5 Diphenylcarbohydrazide spectrophotometric method 水质 六价铬的测定 二苯碳酰二肼分光光度法 |
China National Standards Water quality Determination |
English PDF |
| GB/T 7466-1987 |
Water quality--Determination of total chromium 水质 总铬的测定 |
China National Standards Water quality Determination |
English PDF |
| GB/T 6920-1986 |
Water quality--Determination of pH value--Glass electrode method 水质 pH值的测定 玻璃电极法 |
China National Standards Water quality Determination |
English PDF |
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