ys/t271.1-1994

ys/t271.1-1994, Total:223 items.

The international standard classification for "ys/t271.1-1994" includes: Mining and quarrying , Chemical analysis of metals , Products of non-ferrous metals , Aluminium ores , Other products of non-ferrous metals , Other metalliferous minerals , Metalliferous minerals , Nickel, chromium and their alloys , Semiconducting materials , Powder metallurgy , Equipment for drilling and mine excavation , Non-metalliferous minerals , Lead, zinc and tin products , Titanium and titanium alloys , Inorganic chemicals , Surface active agents .

The Chinese standard classification for "ys/t271.1-1994" includes: Rare metals and their alloys analysis method , Semimetal and semiconductor material analysis method , Rare refractory metals and their compounds , Heavy metals and their alloys analysis method , Light metal ore , Precious metals and their alloys , Heavy metals and their alloys , Beneficiation reagent , Heavy metal ore , Semimetal , Powder metallurgy material and product , Geological exploration equipment , Chemical raw material ore , Rare metal ore , Mine and coal engineering , Light metals and their alloys , Basic standard and general method , Technical management , Artificial rich ore , Other inorganic chemicals , Catalyst .

Professional Standard - Non-ferrous Metal

YS/T 227.10-1994 Determination of arsenic content in tellurium--n-butyl alcohol extraction arsenic-molybdenum blue photometric method
YS/T 375.6-1994
YS/T 373.1-1994
YS/T 381-1994 Nitroscanate
YS/T 80-1994 Carbide Drawing Die Blank
YS/T 254.3-1994 Methods for chemical analysis of beryllium concentrates-beryl The molybdenum blue photometric method for the determination of phosphorus content
YS/T 362-1994 Emission spectrum analysis of impurity elements in pure palladium
YS/T 254.4-1994 Methods for chemical analysis of beryllium concentrates-beryl The atomic absorption spectrophotometric method for determination of lithium oxide content
YS/T 356-1994 Coagulant No. 3
YS/T 281.2-1994 Cobalt -- Determination of aluminium content -- Chromazurol S-P-octyl polyethylene glycol phenyl ether-tetradecyl phridinium bromine mixed micellar solubilization spectrophotometric method
YS/T 230.7-1994 High pure indium--Determination of tin content
YS/T 372.12-1994 Methods for elementary analysis of precious alloy.Determination of zinc content.EDTA complexometric titration
YS/T 227.1-1994 Determination of bismuth content in tellurium--Potassium iodide brucine photometric method
YS/T 74.9-1994 Cadmium Chemical Analysis Method Lufluenone-Bromocetyltrimethylamine Spectrophotometric Determination of Tin Content
YS/T 213-1994 Aluminium and aluminium alloy sheets of nonheat-treatable strengthening drades
YS/T 226.11-1994 Determination of magnesium copper iron and nickel content in selenium--Atomic absorption spectrophotometric method
YS/T 386-1994 Butyl ether oil technical conditions
YS/T 374.4-1994
YS/T 237-1994 The classification brand and nomenclature of the mining chemicals
YS/T 251-1994 Technical conditions for nuclear grade boron carbide pellets
YS/T 265-1994 High purity lead
YS/T 375.3-1994
YS/T 336-1994 Method for fracture inspection of copper, nickel and their alloy pipes and bars
YS/T 74.4-1994 Methods for chemical analysis of cadmium - Determination of lead content by flame atomic absorption spectrometry
YS/T 373.5-1994
YS/T 373.2-1994
YS/T 298-1994 High titanium slag
YS/T 202-1994 Precious metal and its alloy foil
YS/T 281.3-1994 Cobalt -- Determination of silicon content -- Molybdenum blue spectrophotometric method
YS/T 264-1994 High purity indium
YS/T 281.8-1994 Cobalt -- Determination of cadmium content -- Flame atomic absorption spectrophotometric method
YS/T 373.10-1994
YS/T 355-1994 Sec-octyl xanthate
YS/T 74.10-1994 Methods for chemical analysis of cadmium. The atomic absorption spectrophotometric method for the determination of silver content
YS/T 281.1-1994 Cobalt -- Determination of iron content -- Sulfosalicylic acid spectrophotometric method
YS/T 254.6-1994 Methods for chemical analysis of beryllium concentrates-beryl The atomic absorption spectrophotometric method for the determination of calcium oxide content
YS/T 227.6-1994 Determination of copper content in tellurium--Neocuproine Chloroform extraction photometric method
YS/T 262-1994 Beryl concentrate
YS/T 266-1994 Exhalent tube for aircraft radiator
YS/T 296-1994 Hard metal (carbide) for rock drilling tools
YS/T 374.3-1994
YS/T 335-1994 Metallographic examination of oxygen content in oxygen-free copper for electric vacuum devices
YS/T 226.12-1994 Determination of lead content in selenium--Oscillopolarographic method
YS/T 406-1994 Nickel-tungsten-zirconium alloy strips and rods for electric vacuum devices
YS/T 278-1994 Ammonium dibutyl dithiophosphate
YS/T 279-1994 Sodium dithiophosphate 25
YS/T 85-1994 Rhodium Matrix for Spectroscopic Analysis
YS/T 281.13-1994 Cobalt - Determination of sulfur content - Oscillopolarographic method after distillation
YS/T 394-1994 Tantalum concentrate
YS/T 5022-1994(条文说明) Metallurgical Mining Mining Terminology Standard
YS/T 226.4-1994 Determination of aluminum content in selenium--Chrome azurol S--Cetyl trimethyl ammonium bromide absorption photometric method
YS/T 74.6-1994 Methods for chemical analysis of cadmium - Determination of zinc content by flame atomic absorption spectrometry
YS/T 209-1994 In-situ defect map of silicon materials
YS/T 250-1994 Nuclear grade boron carbide powder technical conditions
YS/T 201-1994 Sheets and bands of precious metals and their alloys
YS/T 281.7-1994 Cobalt -- Determination of zinc content -- Flame atomic absorption spectrophotometric method
YS/T 387-1994 Technical conditions for Ganbian Oil
YS/T 74.2-1994 Cadmium Chemical Analysis Method 5-Br-PADAP Spectrophotometric Determination of Antimony
YS/T 281.4-1994 Cobalt -- Determination of arsenic content -- Molybdenum blue spectrophotometric method
YS/T 351-1994 Ilmenite (placer) concentrate
YS/T 372.13-1994 Methods for elementary analysis of precious alloy. Determination of tin content. EDTA complexometric titration
YS/T 241-1994 As-sintered hard metal blanks used in cold forging dies for steel ball
YS/T 372.5-1994 Methods for elementary analysis of precious alloy. Determination of copper content in PtCu alloy. EDTA complexometric titration
YS/T 226.7-1994 Determination of silicon content in selenium--Silicon-molybdenum blue photometric method
YS/T 372.3-1994 Methods for elementary analysis of precious alloy. Determination of palladoum content. Complexometric titration using butanedione dioxime releasing EDTA
YS/T 294-1994 As-sintered carbide pellets used in punch-pressing dies for battery shell
YS/T 389-1994 Ethercarbamate technical conditions
YS/T 226.14-1994 Determination of carbon content in selenium - Combustion conductometric titration method
YS/T 314-1994 Model diamond 100A-D underground core drilling rig
YS/T 295-1994 Hard metal (carbide) for construction material drilling tools
YS/T 360-1994 Chemical analysis method of ilmenite (placer) concentrate
YS/T 358-1994 Chemical analysis method of tantalum iron and niobium iron concentrate
YS/T 382-1994 cresylic acid
YS/T 227.3-1994 Determination of lead content in tellurium--Dithizone-carbon tetrachloride extraction photometric method
YS/T 82-1994 Platinum substrates for spectroscopic analysis
YS/T 74.7-1994 Cadmium Chemical Analysis Method 1,10-Phenanthroline Spectrophotometric Determination of Iron Content
YS/T 235-1994 Technical requirements for molybdenum concentrate
YS/T 322-1994 Technical conditions for metallurgical titanium dioxide
YS/T 230.3-1994 High pure indium--Determination of arsenic content--Spectrochemical method
YS/T 402-1994 Zirconium dioxide
YS/T 225-1994 Microcrystalline zinc plate for zincography
YS/T 277-1994 Nickel monoxide
YS/T 292-1994 As-sintered hard metal blanks used in cold forging dies for hexagon nut
YS/T 345-1994 Methods for analysis of Cinnabar
YS/T 261-1994 Spodumene concentrate
YS/T 207-1994 Precious metals and their alloy pipes for conductive rings
YS/T 374.2-1994
YS/T 227.5-1994 Determination of selenium content in tellurium--2 3-diaminonaphthalene absorption photometric method
YS/T 210-1994 Pelleted catalyst of platinum for diesel engine exhaust gases purification
YS/T 300-1994 Germanium collection
YS/T 74.8-1994 Method for chemical analysis of cadmium Crystal violet spectrophotometric method for determination of thallium
YS/T 283-1994 Copper master alloy ingot
YS/T 384-1994 mixed amine
YS/T 76-1994 Lead brass drawing stick
YS/T 363-1994 Emission spectrum analysis of impurity elements in pure rhodium
YS/T 372.1-1994 Methods for elementary analysis of precious alloy. Determination of silver content. Potentiometer titration with potassium iodide
YS/T 357-1994 Technical conditions for isopropyl ethyl thionocarbamate
YS/T 78-1994 Aluminium ores
YS/T 227.9-1994 Determination of tellurium content in tellurium--Potassium dichromate-ammonium ferrous sulfate volumetric method
YS/T 208-1994 Palladium alloy foils for purifying hydrogen
YS/T 392-1994 Propylenediamine Phosphate Technical Conditions
YS/T 281.9-1994 Cobalt -- Determination of lead content -- Flame atomic absorption spectrophotometric method
YS/T 270-1994 Ethyl thio carbamate
YS/T 372.11-1994 Methods for elementary analysis of precious alloy.Determination of magnesium content.EDTA complexometric titration
YS/T 271.1-1994 Methods for chemical analysis of xanthates The lead-acetate titration method for determination of xanthate content
YS/T 81-1994 High purity platinum sponge
YS/T 227.11-1994 Determination of silicon content in tellurium--n-butyl alcohol extraction silicon-molybdenum blue photometric method
YS/T 226.8-1994 Determination of boron content in selenium (methylene blue absorptiometry)
YS/T 372.4-1994 Methods for elementary analysis of precious alloy. Determination of copper content.Complexometric titration using thiourea releasing EDTA
YS/T 271.2-1994 Methods for chemical analysis of xanthates The acetic acid titration method for determination of free alkali content
YS/T 124-1994 Determination and Calculation Method of Heat Balance of Furnace for Carbon Products Production
YS/T 5023-1994 Darwing standard for process design of non-ferous metals concentrator
YS/T 373.11-1994
YS/T 230.4-1994 High pure indium--Determination of silicon content--Spectrochemical method
YS/T 373.7-1994
YS/T 79-1994 Brazed carbide tips
YS/T 226.10-1994 Determination of sulphur content in selenium--Distillation-reduction photometric method
YS/T 224-1994 Thallium
YS/T 403-1994 Hafnium dioxide
YS/T 239.2-1994 Chemical analysis of antimony trisulfide. The barium sulfate gravimetric method for determination of combined sulfur
YS/T 373.9-1994
YS/T 253-1994 Carbide tips for brazing on turning tools
YS/T 229.1-1994 High pure lead - Determination of silver copper bismuth aluminum nickel tin magnesium and iron contents - Spectrochemical method
YS/T 281.6-1994 Cobalt -- Determination of magnesium content -- Flame atomic absorption spectrophotometric method
YS/T 214-1994 Heat-treatable and strengthened aluminum alloy large format plates
YS/T 74.1-1994 Method for chemical analysis of cadmium Molybdenum blue spectrophotometric method for determination of arsenic
YS/T 372.2-1994 Methods for elementary analysis of precious alloy. Determination of platinum content. Electricity titration using potassium permanganate
YS/T 84-1994 Iridium matrix for spectroscopic analysis
YS/T 325-1994 Nickel-copper alloy (NCu28-2.5-1.5) chemical analysis method
YS/T 281.15-1994 Cobalt -- Determination of carbon content -- Infra-red absorption method after high frequency induction furnace combustion
YS/T 239.4-1994 Chemical analysis of antimony trisulfide. Gravimetric method for determination of aqua-regia insolubles
YS/T 365-1994 Emission Spectrum Analysis of Impurity Elements in High Purity Platinum
YS/T 372.7-1994 Methods for elementary analysis of precious alloy. Determination of cobalt content. EDTA complexometric titration
YS/T 231-1994 Technical requirements for tungsten concentrate
YS/T 226.5-1994 Determination of mercury content in selenium
YS/T 227.4-1994 Determination of iron content in tellurium--1 10-phenanthroline photometric method
YS/T 230.1-1994 High pure indium--Determination of aluminum cadmium copper magnesium lead and zinc contents--Spectrochemical method
YS/T 280-1994 Sodium dibutyl dithiophosphate
YS/T 361-1994 Emission Spectral Analysis of Impurity Elements in Pure Platinum
YS/T 374.1-1994
YS/T 220-1994 Nickel Aluminum Alloy Powder
YS/T 254.7-1994 Methods for chemical analysis of beryllium concentrates-beryl The gravimetric method for the determination of water content
YS/T 347-1994 Method for determination of average grain size of copper and copper alloys
YS/T 364-1994 Emission Spectral Analysis of Impurity Elements in Pure Iridium
YS/T 375.2-1994
YS/T 289-1994 Al Sn 20 Cu alloy and steel backing bimetal plate
YS/T 230.6-1994 High pure indium--Determination of thallium content
YS/T 75-1994 Aluminum ingots for steelmaking deoxidation and some ferroalloys
YS/T 372.14-1994 Methods for elementary analysis of precious alloy. Determination of manganese content. Potentiometer titration using potassium permanganate
YS/T 368-1994 Thermocouple Wire Thermoelectric Potential Measurement Method
YS/T 293-1994 As-sintered hard metal blanks used in heading dies for standard bolt
YS/T 226.6-1994 Determination of the amount of arsenic in selenium (arsenic molybdenum blue absorptiometry)
YS/T 281.14-1994 Cobalt -- Determination of sulphur content -- Infra-red absorption method after high frequency induction furnace combustion
YS/T 315-1994 Diamond 100A-F Pit Drilling Rig
YS/T 212-1994 Aluminium alloy sheets of heat-treatable strengthening drades
YS/T 239.3-1994 Chemical analysis of antimony trisulfide. The combustion-iodine volumetric method for determination of free sulfur
YS/T 383-1994 Alkyl Hydroxamic Acid (Sodium)
YS/T 83-1994 Palladium Matrix for Spectroscopic Analysis
YS/T 86-1994 Dimensions and cross-sectional properties of welded aluminum alloy profiles for marine applications
YS/T 374.5-1994
YS/T 374.7-1994
YS/T 371-1994 Methods for chemical analysis of precious metals alloys. General rules and regulations
YS/T 398-1994
YS/T 5023-1994(条文说明) Drawing standard for process design of non-ferrous metal concentrator
YS/T 226.15-1994 Determination of selenium content in selenium--Thiosulfate volumetric method
YS/T 254.2-1994 Methods for chemical analysis of beryllium concentrates-beryl The EDTA volumetric method for the determination of ferric sesquioxide content
YS/T 281.10-1994 Cobalt -- Determination of nickel content -- Flame atomic absorption spectrophotometric method
YS/T 341-1994 Analytical method of nickel concentrate
YS/T 399-1994 Sponge hafnium
YS/T 254.1-1994 Methods for chemical analysis of beryllium concentrates-beryl The phosphate gravimetric method for the determination of beryllium oxide content
YS/T 349-1994 Chemical analysis method of cobalt sulfur concentrate
YS/T 281.16-1994 Cobalt - Determination of carbon content - Combustion-coulometric method
YS/T 219-1994 Nickel Iron Magnetic Powder Core
YS/T 230.5-1994 High pure indium--Determination of sulphur content
YS/T 245-1994 Sintered molybdenum alloy mandrels for tube rolling
YS/T 373.3-1994
YS/T 215-1994 Aluminium and aluminium alloy sheets of nonheat-reeatable strenging grades in large dimensions
YS/T 271.3-1994 Methods for chemical analysis of xanthates The infrared drying method for determination of moisture and volatile matter content
YS/T 77-1994 Lead Brass Seat Rod
YS/T 299-1994 Artificial rutile
YS/T 226.9-1994 Determination of chlorine content in selenium - Thiocyanate photometric method
YS/T 74.5-1994 Methods for chemical analysis of cadmium-lead diethyldithiocarbamate spectrophotometric method for the determination of copper
YS/T 226.3-1994 Determination of tin content in selenium (lumenone-bromohexadecyltrimethylamine absorptiometry)
YS/T 239.1-1994 Chemical analysis of antimony trisulfide
YS/T 226.1-1994 Determination of bismuth content in selenium (potassium iodide, thiourea, strychnine absorptiometry)
YS/T 393-1994 Industrial Diethylamine
YS/T 373.4-1994
YS/T 226.2-1994 Determination of antimony content in selenium--Malachite green photometric method
YS/T 281.11-1994 Cobalt -- Determination of copper and manganese contents -- Flame atomic absorption spectrophotometric method
YS/T 281.12-1994 Cobalt -- Determination of arsenic antimony bismuth tin and lead contents -- Flame atomic absorption spectrophotometric method
YS/T 218-1994 Aluminium and aluminium alloy sheets of nonheat-reeatable strenging grades in large dimensions
YS/T 74.3-1994 Methods for chemical analysis of cadmium. The dimethylglyoxime photometric method for the determination of nickel content
YS/T 291-1994 As-sintered hard metal blanks used in reducing dies for standard bolt
YS/T 281.5-1994 Cobalt -- Determination of phosphorus content -- Molybdenum blue spectrophotometric method
YS/T 230.2-1994 High pure indium--Determination of iron content--Spectrochemical method
YS/T 249-1994 Dithiophosphate25
YS/T 227.7-1994 Determination of sulphur content in tellurium--Barium sulfate turbidimetry
YS/T 5022-1994 Terminoiogy for mining of metal mines
YS/T 73-1994 By-product zinc oxide
YS/T 227.2-1994 Determination of aluminum content in tellurium--Chromazurol S-tetradecyl pyridine bromide photometric method
YS/T 390-1994 Benzyl arsenic acid technical conditions
YS/T 227.8-1994 Determination of magnesium and sodium contents in tellurium--Atomic absorption spectrophotometric method
YS/T 254.5-1994 Methods for chemical analysis of beryllium concentrates-beryl The ion selective electrode method for the determination of fluorine content
YS/T 391-1994 Ethylenediamine Phosphate Technical Conditions
YS/T 375.4-1994
YS/T 239.5-1994 Chemical analysis of antimony trisulfide Gravimetric method for determination of hydrochloric acid insolubles
YS/T 397-1994 Zirconium sponge
YS/T 373.6-1994
YS/T 226.13-1994 Determination of lead content in selenium (oscillopolarographic method)
YS/T 221-1994 Metal beryllium beads
YS/T 372.6-1994 Methods for elementary analysis of precious alloy. Determination of copper content and manganese contents. The flame atomic absorption spectrometric method
YS/T 323-1994 Beryllium bronze sheets and strips
YS/T 388-1994 Specifications of phenylethyl ester oil
YS/T 375.5-1994
YS/T 372.10-1994 Methods for elementary analysis of precious alloy. Determination of nickel content in AuNi and PdNi alloy. EDTA complexometric titration
YS/T 236-1994 Technical requirements of lepidolite concentrate
YS/T 354-1994 Butyl xanthate (dry product)
YS/T 247-1994 Cadmium round bars
YS/T 267-1994 Tube for telescopic antenna
YS/T 400-1994 Carbide grade

ys/t271.1-1994

Professional Standard - Non-ferrous Metal

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