Number
Name
Status
- GB/T 11902-1989 《Water quality--Determination of selenium--Diaminonaphthalene fluorometric method》 Active Products
- GB/T 13197-1991 《Water quality--Determination of formaldehyde--Acetylacetone spectrophotometric method》 Active Products
- GB/T 13199-1991 《Water quality--Determination of anionic detergent--Potentiometric method》 Active Products
- GB/T 13193-1991 《Water quality--Determination of TOC by nondispersive infrared absorption method》 Active Products
- GB/T 13198-1991 《Water quality--Determination of specified six polynuclear aromatic hydrocarbons--High performance liquid chromatography》 Active Products
- GB/T 13200-1991 《Water quality--Determination of turbidity》 Active Products
- GB/T 12990-1991 《Water quality--Microbial community biomonitoring--PFU method》 Active Products
- GB 12941-1991 《Water quality standard for scenery and recreationarea》 Abolish Products
- GB/T 12998-1991 《Water quality--Guidance on sampling techniques》 Active Products
- GB/T 12999-1991 《Water quality sampling--Technical regulation of the preservation and handling of samples》 Active Products
- GB/T 12997-1991 《Water quality--Technical regulation on the design of sampling programmes》 Active Products
- GB/T 13901-1992 《Water quality--Determination of dinitrotoluene--Oscillopolarography》 Active Products
- GB/T 13902-1992 《Water quality--Determination of nitroglycerine--Oscillopolarography》 Active Products
- GB/T 13903-1992 《Water quality--Determination of TNT--Spectrophotometry》 Active Products
- GB/T 13904-1992 《Water quality--Determination of TNT， RDX， DNT--Gas chromatography》 Active Products
- GB/T 13905-1992 《Water quality--Determination ofTNT--Sodium sulfite spectrophotometry》 Active Products
- GB/T 13266-1991 《Water quality--Determination of the acute toxicity of substance to Daphnia (Daphnia magna straus)》 Active Products
- GB/T 13267-1991 《Water quality--Determination of the acute toxicity of substance to a freshwater fish (Brachydanio rerio Hamilton-Buchanan)》 Active Products
- GB/T 13192-1991 《Water quality--Determination of organic phosphorous pesticide in water--Gas chromatography》 Active Products
- GB/T 13194-1991 《Water quality--Determination of nitrobenzene， mononi-trotoluene (MNT)， nitrochlorobenzene and oinitrotoluene (ONT)--Gas chromatography》 Active Products
- GB/T 13195-1991 《Water quality--Determination of water temperature--Thermometer or reversing thermometer method》 Active Products
- GB/T 14375-1993 《Water quality--Determination of monomethyl hydrazine--p-Dimethylaminobenzaldehyde spectrophotometric method》 Active Products
- GB/T 14376-1993 《Water quality--Determination of asymmetrical dimethyl hydrazine--Amino ferrocyanide sodium spectrophotometric method》 Active Products
- GB/T 14377-1993 《Water quality--Determination of triethylamine--Bromophenol blue spectrophotometric method》 Active Products
- GB/T 14378-1993 《Water quality--Determination of diethylenetriamine--Salicyiclaldehyde spectrophotometric method》 Active Products
- GB/T 14204-1993 《Water quality--Determination of alkylmercury--Gas chromatography》 Active Products
- GB/T 13896-1992 《Water quality--Determination of lead--Oscillopolarography》 Active Products
- GB/T 13897-1992 《Water quality--Determination of thiocyanate--Isonicotinic acid pyrazolone spectrophotometry》 Active Products
- GB/T 13899-1992 《Water quality--Determination of ferro and ferric cyanic complex--Ferric trichloride spectrophotometry》 Active Products
- GB/T 13900-1992 《Water quality--Determination of RDX--Spectrophotometry》 Active Products