Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
GB 13193-1991 Water quality-Determination of TOC by nondispersive infrared absorption method $45.00 immediately superseded
GB 13194-1991 Water quality-Determination of nitrobenzene, mononitrotoluene(MNT),nitrochlorobenzene and oinitrotoluene(ONT)-Gas chromatography $90.00 via email in 1~3 business day abolished
GB 13195-1991 Water quality-Determination of water temperature-Thermometer or reversing thermometer method $50.00 via email in 1~3 business day valid
GB 13197-1991 Water quality-Determination of formaldehyde-Acetylacetone spectrophotometric method $60.00 via email in 1~3 business day abolished
GB 13198-1991 Water quality-Determination of specified six polynuclear aromatic hydrocarbons-High performance liquid chromatography $105.00 via email in 1~3 business day abolished
GB 13199-1991 Water quality-Determination of anionic detergent-Potentiometric method $60.00 via email in 1~3 business day valid
GB 13200-1991 Water quality-Determination of turbidity $40.00 immediately valid
GB 13270-1991 Aemospheric air-Test dust standand sample-Simulated atmospheric dust $60.00 via email in 1~3 business day valid
GB 13457-1992 Discharge standard of water pollutants for meat packing industry $140.00 via email in 1~3 business day valid
GB 13580.1-1992 General princeptes for analytial methods of the wet precipitation $30.00 via email in 1~3 business day valid
GB 13580.10-1992 Determination of fluoride in the wet precipitation - Fluor reagent spectrophotometry $30.00 via email in 1~3 business day valid
GB 13580.11-1992 Determination of ammonium in the wet precipitation $60.00 via email in 1~3 business day valid
GB 13580.12-1992 Determination of sodium and potassium in the wet precipitation - Atomic absorption spectrophotometry $30.00 via email in 1~3 business day valid
GB 13580.13-1992 Determination of calcium and magnesium in the wet precipitation - Atomic absorption spectrophotometry $30.00 via email in 1~3 business day valid
GB 13580.3-1992 Determination of specific conductance in the wet precipitation $30.00 via email in 1~3 business day valid
GB 13580.6-1992 Determination of sulfate in the wet precipitation $45.00 via email in 1~3 business day valid
GB 13580.7-1992 Determination of nitrite in the wet precipitation - N-(1-naphthyl)-1, 2-diaminoethane dihydrochloride spectrophotometry $30.00 via email in 1~3 business day valid
GB 13580.8-1992 Determination of nitrate in the wet precipitation $60.00 via email in 1~3 business day valid
GB 13580.9-1992 Determination of chloride in wet precipitation - Ferrithiocyanate spectrophotometry $30.00 via email in 1~3 business day valid
GB 14470.1-1993 Discharge standard for water pollutants from ordnance industry. Power and explosive $220.00 via email in 1~3 business day abolished
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