Number
Name
Status
- GB/T 30072-2013 《Ferronickel - Determination of nickel content - EDTA titrimetric method》 Active Products
- GB/T 6730.71-2014 《Iron ores―Determination of acid-soluble iron(II) content―Titrimetric method》 Active Products
- GB/T 5059.1-2014 《Ferromolybdenum―Determination of molybdenum content―Lead molybdate gravimetric method,ammonium metavanadate titration method and 8-hydroxyquinoline gravimetric method》 Active Products
- GB/T 7698-2014 《Sodium hydroxide for industrial use―Determination of carbonates content―Titrimetric method》 Active Products
- GB/T 5687.4-2016 《Nitrogen-bearing ferrochromium and nitride ferrochrome with high nitrogen content—Determination of nitrogen content—The distillation-neutralization titration method》 Active Products
- GB/T 6730.73-2016 《Iron ores—Determination of total iron content—EDTA photometric titration method》 Active Products
- GB/T 11133-2015 《Standard test method for determination of water in petroleum products, lubricating oils and additives—Coulometric Karl Fischer titration method》 Active Products
- GB/T 1792-2015 《Determination of mercaptan sulfur in gasoline,kerosine,jet,and distillate fuels—Potentiometric method》 Active Products
- GB/T 3884.15-2014 《Methods for chemical analysis of copper concentrates―Part 15：Determination of iron content―Potassium dichromate titration method》 Active Products
- 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》 Active Products
- 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》 Active Products
- GB/T 4372.1-2014 《Methods for chemical analysis of zincoxide produced by direct process―Part 1：Determination of zinc oxide content―Na2EDTA titration method》 Active Products
- GB/T 3286.7-2014 《Methods for chemical analysis of limestone and dolomite―Part 7: The determination of sulphur content―The pipe furnace combustion iodic acid potassium titration method，the high frequency combustion with infrared absorption method and the barium sulfate gravimetric method》 Active Products
- GB/T 32786-2016 《Pig iron contenting nickel—Determination of iron content—Dichromate titration method》 Active Products
- GB/T 32784-2016 《Pig iron contenting nickel—Determination of chromium content—Ammonium per sulfate-ammonium ferrous sulfate titration method》 Active Products
- GB/T 4702.1-2016 《Chromium metal—Determination of chromium content—The ammonium ferrous sulfate titrimetric method》 Active Products
- GB/T 1510-2016 《Manganese ores—Determination of aluminium content—EDTA titrimetric method》 Active Products
- GB/T 1506-2016 《Manganese ores—Determination of manganese content—Potentiometric method and ammonium iron(Ⅱ) sulphate titrimetric method》 Active Products
- GB/T 1511-2016 《Manganese ores—Determination of calcium and magnesium contents—EDTA titrimetric method》 Active Products
- GB/T 14571.1-2016 《Test method of monoethylene glycol for industrial use—Part 1: Determination of acidity—Titration method》 Active Products
- GB/T 6730.8-2016 《Iron ores—Determination of iron(II) content—Potassium dichromate titrimetric method》 Active Products
- GB/T 6730.6-2016 《Iron ores—Determination of metallic iron content—Ferric chloride-sodium acetate titrimetric method》 Active Products
- GB/T 6730.20-2016 《Iron ores—Determination of phosphorus content—Titrimetric method》 Active Products
- GB/T 4698.13-2017 《Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 13：Determination of zirconium content—EDTA complexometric titration and inductively coupled plasma atomic emission spectrometry》 Active Products
- GB/T 4698.8-2017 《Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 8：Determination of aluminum content—Separation with sodium hydroxide-EDTA complex-metric titration and inductively coupled plasma atomic emission spectrometry》 Active Products
- GB/T 4698.9-2017 《Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 9：Determination of tin content—Potassium iodate titration and inductively coupled plasma atomic emission spectrometry》 Active Products
- GB/T 5195.1-2017 《Fluorspar—Determination of calcium fluoride content—EDTA titration method and distillation-potentiometric titration method》 Active Products
- GB/T 5195.13-2017 《Fluorspar—Determination of aluminium content—EDTA titration method》 Active Products
- GB/T 5195.5-2017 《Fluorspar—Determination of total sulfur content—Pipe furnace combustion iodic acid potassium titration method》 Active Products
- GB/T 6730.26-2017 《Iron ores—Determination of fluorine content—Thorium nitrate titrimetric method》 Active Products