tailings arsenic

tailings arsenic, Total:238 items.

The international standard classification for "tailings arsenic" includes: Mineral materials and products , Non-metalliferous minerals , Iron ores , Metalliferous minerals , Buildings for commerce and industry , Radiation protection , Metalliferous minerals in general , Cadmium, cobalt and their alloys , Construction materials , Special wastes , Walls. Partitions. Facades , Other iron and steel products , Sewage water , Fuels in general , Mining and quarrying , Occupational safety. Industrial hygiene .

The Chinese standard classification for "tailings arsenic" includes: Concrete, aggregate, plaster and mortar , Chemical raw material ore , Mine and coal engineering , Iron ore , Light metal ore , Industrial construction engineering , Non-ferrous metal ores in general , Environmental radiation protection and nuclear medicine protection , Engineering location, hydrogeological survey and geotechnical engineering , Heavy metal ore , Rare metal ore , Cement , Discharge standards for industrial pollutants of mining areas and raw materials , Specifications for pollution control , Wall , Beneficiation reagent , Analysis methods for industrial wastewater and pollutants , Coal analysis methods , Rock drilling machinery , Hygiene, safety and labor protection .

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB 50547-2010 Technical code for geotechnical engineering of tailings embankment
GB/T 1824-1979 Determination of arsenic content in tin concentrates
GB/T 15080.2-1994 Antimony concentrates-Determination of arsenic content
GB/T 2464-1996 Pyrites and concentrate—Determination of arsenic content—Ag-DDTC spectrophotometric method
GB/T 7739.4-1987 Methods for chemical analysis of gold concentrates; The iodometric method for the determination of arsenic content
GB/T 8151.7-2000 Methods for chemical analysis of zinc concentrates - Determination of arsenic content
GB/T 6730.46-2006 Iron ores - Determination of arsenic content - Arseno-molybdenum bluespectrophotometric method after the distillation separation
GB/T 6730.45-2006 Iron ores - Determination of arsenic content - Arseno-molybdenum blue spectrophotometric method after hydrogen arsenide separation
GB/T 8152.7-1987 Methods for chemical analysis of lead concentrates; The arsenic-bismuth-molybdenum blue spectrophotometric method for the determination of arsenic content
GB/T 29875-2013 Determination of lead,arsenic,mercury in phosphate rock and concentrate
GB 50863-2013 Code for Design of Tailings Facilities
GB/T 14352.10-2010 Methods for chemical analysis of tungsten ores and molybdenum ores - Part 10：Determination of arsenic content
GB/T 6730.46-1986 Methods for chemical analysis of iron ores--The extraction separation-molybdenum blue photometric method for the determination of arsenic content
GB 50520-2009 Code for safety design of uranium mills tailings pond in nuclear industry
GB/T 14353.7-2010 Methods for chemical analysis of copper ores lead ores and zinc ores - Part 7: Determination of arsenic content
GB/T 15079.3-1994 Molybdenum concentrates-Determination of arsenic content
GB/T 36144-2018 Limit on element content of lead,arsenic,cadmium,mercury,fluorine and chlorine in iron ore
GB/T 3884.9-2000 Methods for chemical analysis of copper concentrates-Determination of arsenic and bismuth contents
GB/T 15927-2010 Method for chemical analysis of arsenic ores—Determination of arsenic content
GB 51032-2014 Technical code for application of iron tailings sand concrete
GB/T 28540-2012 Estimating method of radon-222 emanation rate from uranium tailings
GB/T 15927-1995 Method for chemical analysis of arsenic ores―Determination of arsenic content―Iodometric method after pre-separation by fusion
GB 50864-2013 Code for Concentrator and acceptance of tailings disposa facilities
GB 51118-2015 Technical code for drainage-consolidation of tailings embankment
GB/T 31288-2014 Iron tailings sand
GB/T 44033-2024 Calculation methods for utilization rate of iron ore tailings

Professional Standard - Geology

DZ/T 0371-2021 Classification of solid mineral tailings

Hebei Provincial Standard of the People's Republic of China

DB13/T 2056-2014 Tailings Pond Rainfall Meteorological Service Specifications
DB13/T 2015-2014 Tailings Pond Production and Operation Operation Specifications
DB13/T 2056-2021 Tailings Pond Rainfall Meteorological Service Specifications
DB13/T 2469-2017 Technical specification for construction of iron tailings sand subgrade
DB13/T 2260-2015 Identification and classification of major hazards in tailings ponds
DB13/T 2514-2017 Technical specification for model test of tailings pond dam failure
DB13/T 2512-2017 Technical specifications for iron tailings used in road base construction
DB13/T 2611-2017 Technical specification for afforestation of black locust forest in iron tailings
DB13/T 1598-2012 Autoclaved tailings brick

Taiwan Provincial Standard of the People's Republic of China

CNS 8856-1982 Method for Determining Arsenic in Ores(Titration Method After Separating Arsenic as Silver Arsenate)
CNS 5251-1980 I Section Steels and Fish Plates for Mine
CNS 5376-19-2003 Iron ores－Method for determination of arsenic content
CNS 8855-1982 Method for Determining Arsenic in Ores(Titration Method After Separating Arsenic with Hydrogen Sulfide)
CNS 8854-1982 Method for Determining Arsenic in Ores (Titration Method After Separating Arsenic by Distillation)
CNS 5376.19-2003 Iron ores－Method for determination of arsenic content

化学工业部

HG 2275.3-1992 Determination of arsenic content in realgar orpiment

Professional Standard - Chemical Industry

HG/T 2275.3-1992 Determination of arsenic content in orpiment ore ore

工业和信息化部

YB/T 4999.1-2022 Iron tailings for cement iron calibration raw materials
YB/T 4774-2019 Iron tailings used for aerated concrete
YS/T 3040-2021 Technical specification for loop tube determination of the full tailings filling in gold mine
JC/T 2478-2018 Tailings concrete for mine goaf filling
YB/T 4775-2019 Iron tailings used for pavior brick
JB/T 14335-2021 Skid mounted mobile tail of belt-conveyor used in mining
YB/T 4959-2021 Technical specification for cemented filling of tailings in metallurgical mines
YB/T 4561-2016 Iron tailings powder used for cement and concrete
JB/T 13447-2018 Auto-discharge vertical disc tailing reclaimer
YB/T 4794-2019 Technical specification for high concentration operation of iron tailings
YB/T 4776-2019 Iron tailings used for non-sintered brick

Group Standards of the People's Republic of China

T/CACE 0127-2024 Fine grained tailings mortar composite insulation board
T/JSAS 057-2024 Backfilling materials for iron tailings foundation engineering
T/CNIA 0193-2023 Technical specifications for comprehensive utilization of tungsten tailings in polymetallic mining areas
T/CGA 024-2021 Determination method of fluidity of whole tailings paste in gold mine
T/CSPSTC 123-2023 Technical code of practice for the construction of ecological tailings pond
T/CACE 0121-2024 Guidelines for investigation and assessment of pollution in mine tailing site
T/GRM 071-2023 Specification for surface coverage of heavy metal tailings reservoir
T/CGA 025-2021 Gold mine tailings sampling method
T/CISA 100-2021 Technical specifications for application of cement stabilized iron tailings roadbases
T/SHMHZQ 037-2021 Technical specification for treatment of fluorite flotation tailings
T/MMAC 006-2022 Detection method of tailings filling in metal mines
T/SDSES 009-2023 Silica mineral admixture made from barium chloride tailings
T/CECS 10086-2020 Graphite tailing sand for concrete and mortar
T/JSSES 4-2020 Iron tailings crushed stone for construction
T/CSTM 00658-2022 Titanium extracted slag based soil stabilizer for mine restoration
T/JXYX 0001-2024 Safety Regulations for Geofabriform Dam in the Tailings Pond
T/SXJD 16-2020 Complete equipment for treatment of tailings water by belt pressure filtration
T/CSTM 01213-2024 Technical requirements of tailings for glass ceramics production
T/JSSES 3-2020 Iron tailings sand for construction
T/CECS 10091-2020 The solidification agent of tailing backfilling
T/MMAC 005-2022 Cementing materials for full tailing concreted backfilling of metal mine
T/GRM 037-2022 Technical specification for stable layer construction of heavy metal tailings reservoir
T/CECS 10100-2020 Copper tailing powder used for cement and concrete
T/CGA 40-2023 Tailings ponds inspection by unmanned aerial vehicle（UAV） remote sensing—General requirements
T/CECS 10225-2022 Molybdenum tailings fine powder used in cement and concrete
T/CGA 022-2021 Technical specifications for real-time monitoring of gold mine tailings dam stability
T/BSRS 094-2023 Specifications on covering test on radon obstructing of uranium tailings and waste rock
T/CSTM 00374-2021 Guide for investigation and evaluation of comprehensive utilization of vanadium titanium magnetite tailings resources

国家市场监督管理总局、中国国家标准化管理委员会

GB 39496-2020 Safety regulation for tailings pond
GB/T 38104-2019 Technical specification for phosphate tailings treatment and disposal

Professional Standard - Building Materials

JC/T 422-2007 Non-fired rubbish gangue brick

Professional Standard - Ferrous Metallurgy

YBJ 11-1986 Tailings Dam (Upstream Method) Investigation Regulations
YB/T 4383-2014 Iron ore limit element content of lead,arsenic,cadmium.mercury,fluorine and chlorine
YB/T 4185-2009 Technical specification of tailings mortar

国家能源局

SY/T 7432-2018 Evaluation methods for oil reservoir tailing

Professional Standard - Non-ferrous Metal

YS/T 555.3-2006 Molybdenum concentrates. Determination of arsenic content
YS/T 556.2-2006 Antimony concentrates -- Determination of arsenic content
YS 5418-1995(条文说明) Regulations for the construction and acceptance of tailings facilities
YS/T 1115.14-2016 Methods for chemical analysis of copper ores and tailings—Part 14: Determination of arsenic content—Hydride generation-atomic fluorescence spectrometric and potassium bromate titrimetric method
YS 5418-1995 Code for construction and acceptance of tailings disposal facilities

Professional Standard - Coal

MT/T 359-1994 Determination method of arsenic in coal mine water
MT/T 359-2005 Determination of arsenic in coal mine water
MT/T 802.4-1999 Determination of arsenic of pyirte and concentrated pyrite in coal seam
MT/T 516.5-1995 Drilling Tool of Hydraulic Rock Drill for Coal Mine - Extension Rod Shank

Shandong Provincial Standard of the People's Republic of China

DB37/T 2040-2023 Safety technical specification for tailings dry discharge in metal mines
DB37/T 2040-2012 Safety technical standard for tailings dry discharge in metal mines

Professional Standard-Safe Production

AQ/T 2050.4-2016 The applicable guide of standardized specification of work safety for tailings pond
AQ/T 2030-2010 Tailings Pond Safety Monitoring Technical Specifications
AQ 2006-2005 Safety Technical Regulations for the Tailing Pond
AQ 2007.4-2006 The applicable guide of standardized specification of work safety for tailings pond
AQ 2030-2010 Technical regulations for the tailings pond safety monitoring

Hubei Provincial Standard of the People's Republic of China

DB42/T 2123-2023 Tailings impoundment closure safety regulations

Professional Standard - Machinery

JB/T 12434-2015 Permanent一magnetic vertical disc tailings reclaimer

Professional Standard - Speciality

ZB D21004-1990 Determination method of arsenic in coal measure pyrite and sulfur concentrate

煤炭工业部

ZB 21004-1990 Determination method of arsenic in coal-bearing pyrite and pyrite concentrate

Professional Standard - Nuclear Industry

EJ 20059-2014 Safety technical criteria for uranium tailings pond
EJ 794-1993 Regulations on Safety Design of Tailings Pool in Uranium Hydrometallurgy Plant
EJ/T 272.3-1985 Analytical method for arsenic in uranium mining and metallurgy wastewater
EJ/T 794-1993 Regulations on Safety Design of Tailings Pool in Uranium Hydrometallurgy Plant
EJ 725-1992 Operation safety management of tailings facilities in uranium water smelting plant

Jiangxi Provincial Standard of the People's Republic of China

DB36/T 840-2019 Tailings Pond Safety Inspection Technical Specifications
DB36/ 840-2015 Tailings Pond Safety Inspection Technical Specifications
DB36/T 1340-2020 Technical specification for soil conditioner and Pennisetum joint restoration of rare earth tailings

Beijing Provincial Standard of the People's Republic of China

DB11/T 1252-2023 Tailings pond construction and operation safety management specifications
DB11/T 1252-2015 Tailings Pond Construction Production Safety Specifications

Anhui Provincial Standard of the People's Republic of China

DB34/T 2568-2015 Safety and quality assessment criteria for metal and nonmetal mine tailings ponds
DB34/T 2568-2021 Safety and quality assessment criteria for metal and nonmetal mine tailings ponds

Qinghai Provincial Standard of the People's Republic of China

DB63/T 1635-2018 Clean Treatment Technology of Tailings in Potassium Chloride Production
DB63/T 1723-2018 Technical specification for pollution control of asbestos tailings

Professional Standard - Urban Construction

GB/T 50547-2022 Technical code for geotechnical engineering of tailings embankment
CJJ/T 208-2014 Code for construction and quality acceptance of phosphate tailing ore of road base (pad) layer

Henan Provincial Standard of the People's Republic of China

DB41/T 2151-2021 Technical specification for iron (molybdenum) ore tailings pavement base course
DB41/T 1448-2017 Safety technical regulations for wet storage tailings pond
DB41/T 1266-2016 Technical specifications for manual safety monitoring and inspection of tailings ponds

Shaanxi Provincial Standard of the People's Republic of China

DB61/T 1740-2023 Technical Guidelines for Environmental Risk Classification of Tailings Ponds

Jilin Provincial Standard of the People's Republic of China

DB22/T 5062-2021 Application technical standard of iron tailings sand concrete

Yunnan Provincial Standard of the People's Republic of China

DB53/T 551-2014 Determination of iron, phosphorus, arsenic, manganese, lead content in iron ore

Professional Standard - Environmental Protection

HJ 740-2015 Technical guideline for environmental risk assessment of tailings pond

CZ-CSN

CSN 44 1516-1990 Tin-tungsten ores and concentrates. Determination of arsenic content
CSN 44 1755-1988 Copper ores and concentrates. Arsenic determination
CSN 44 1643-1989 Antimony ores and concentrates. Determination of arsenic content
CSN 44 1612 Cast.16-1973 Chemical analysis of chrome ores and concentrates. Determination of arsenic
CSN 44 1672-1989 Zinc concentrates. Determination of arsenic content
CSN 44 1727-1989 Molybdenum concentrates. Determination of arsenic content
CSN 44 1362-1993 Solid mineral fuels. Determination of arsenic content
CSN 44 1766-1988 Lead concentrates. Determination of arsenic content
CSN 44 1602 Cast.4-1974 Chemical analysis of nickel ores. Determination of arsenic
CSN 44 1627-1989 Lead - zinc ores. Potentiometric method of determination of arsenic
CSN 44 1575 Cast.15-1972 Chemical analysis of manganese ores. Determination of arsenic content
CSN 44 1797-1983 Iron ores, concentrates, aglomerates and pellets. Determination of arsenic. The photometric and potenciomotric methods
CSN 44 1570 Cast.17-1972 Chemical analysis of iron ores Determination of arsenie
CSN 44 1685-1988 Chemical analysis of tetrahedrite. Determination of arsenic

RO-ASRO

STAS 1574/13-1975 IRON ORES AND CONCENTRATES Determination of arsenic
STAS 11277/16-1981 Mineral waters DETERMINATION OF ARSENIC
STAS 1574/13-1985 IRON ORES AND CONCENTRATES Determination of arsenic content
STAS 7478-1966 Iron ore. Determination of arsenic content
STAS 11359/3-1980 NATIVE SULPHUR ORES AND CONCENTRATES Determination of arsenic content
SR 1314-28-1996 Manganese ores and concentrates-Determination of arsenic content-Potentiometric method
STAS SR 13255-5-1995 Non ferrous ores and concentrates. Cyanided leachs Determination of arsen content
STAS 1269/8-1991 COPPER, LEAD, ZINC, BISMUTH, MOLYBDENUM, PYRITE AND COMPLEX SULPHURE ORES AND CONCENTRATES Arsenic content determination
STAS SR 1314-37-1996 Manganese ores and concentrates - Determination of arsenic content Flame atomic absorption spectrometric method

Korean Agency for Technology and Standards (KATS)

KS E 3913-2021 Determination of arsenic in titanium ores
KS E 4003-1981 Fish plates for mine support
KS E 4003-2007(2017) Fish plates for mine support
KS E 3024-2001(2006) METHODS FOR DETERMINATION OF ARSENIC IN IRON ORES
KS E 3024-1999 METHODS FOR DETERMINATION OF ARSENIC IN IRON ORES
KS E 3913-2011(2021) Determination of arsenic in titanium ores
KS E 4003-2022 Fish plates for mine support
KS E 4003-2007(2022) Fish plates for mine support
KS E 3913-2011(2016) Determination of arsenic in titanium ores
KS E 3004-2023 Methods for determination of arsenic in ores
KS E 3004-1993 Methods for determination of arsenic in ores
KS E 3004-2018 Methods for determination of arsenic in ores
KS E 3024-2011 METHODS FOR DETERMINATION OF ARSENIC IN IRON ORES
KS E 3913-2011 Determination of arsenic in titanium ores
KS E ISO 317-2021 Manganese ores and concentrates－Determination of arsenic content－Spectrometric method
KS E ISO 317-2011(2021) Manganese ores and concentrates－Determination of arsenic content－Spectrometric method
KS E ISO 317:2011 Manganese ores and concentrates-Determination of arsenic content-Spectrometric method
KS E ISO 317-2011(2016) Manganese ores and concentrates－Determination of arsenic content－Spectrometric method
KS E ISO 7834-2012(2017) Iron ores－Determination of arsenic content－Molybdenum blue spectrophotometric method
KS E ISO 7834-2022 Iron ores－Determination of arsenic content－Molybdenum blue spectrophotometric method
KS E ISO 7834-2012(2022) Iron ores－Determination of arsenic content－Molybdenum blue spectrophotometric method

RU-GOST R

GOST 23581.8-1979 Iron ores, concentrates, agglomerates and pellets. Methods of the determination of arsenic content
GOST 11884.6-1978 Tungsten concentrate. Methods of determination of arsenic
GOST 15934.9-1980 Copper concentrates. Methods for determination of arsenic
GOST 22221.4-1976 Tin concentrates. Method for the determination of arsenic mass part
GOST 14048.5-1978 Zinc concentrates. Method for determination of arsenic
GOST 2082.5-1981 Molibdenum concentrates. Method for determination of arsenic content
GOST R 54242-2010 Solid mineral fuel. Determination of total arsenic and selenium content
GOST R 54242-2020 Solid mineral fuel. Determination of total arsenic and selenium content
GOST R 52124-2003 Zink concentrates. Atomic absorption method for determination of arsenic
GOST 19728.15-2001 Talc and talcomagnesite. Method for determination of arsenic
GOST 19728.15-1974 Talc and talcmagnesite. Method for determination of arsenic
GOST 14047.5-1978 Lead concentrates. Determination of arsenic. Photometric and titrimetric methods

SCC

AENOR UNE 22117:1963 Arsenic in pyrites, related minerals and residues from their roasting. Colorimetric determination of total arsenic.
AENOR UNE 22116:1963 Arsenic in pyrites, related minerals and residues from their roasting. Volumetric determination of total arsenic.
AENOR UNE 22120:1963 Arsenic in pyrites, related minerals and residues from their roasting. SAW. Determination of leachable arsenic.
AENOR UNE 22119:1963 Arsenic in pyrites, related minerals and residues from their roasting. Volumetric determination of non-leachable arsenic.
AENOR UNE 22118:1963 Arsenic in pyrites, related minerals and residues from their roasting. Colorimetric determination of non-leachable arsenic.
AENOR UNE 22115:1963 Arsenic in pyrites, related minerals and residues from their roasting. Definitions and determination methods.
AWWA WQTC50503 Case Studies on Concurrent Arsenic Removal in Pyrolusite Iron and Manganese Treatment

YU-JUS

JUS B.G8.209-1986 Ores and concentrates. Manganese ores. Determination of arsenic content. Photometric method
JUS B.G8.474-1983 Ores and concentrates. Copper concentrate. Spectrophotometric method for determination arsenic
JUS B.G8.475-1983 Ores and concentrates. Copper concentrate. Methods of chemical analysis. Bromatometric method for determination arsen ic

Japanese Industrial Standards Committee (JISC)

JIS M 8132:2021 Ores -- Methods for determination of arsenic
JIS M 8322:1999 Titanium ores -- Methods for determination of arsenic
JIS M 8132:1992 Ores -- Methods for determination of arsenic
JIS M 8226:2006 Iron ores -- Methods for determination of arsenic content
JIS M 8226:1997 Iron ores -- Method for determination of arsenic content
JIS M 2504:1992 I section steels and fish plates for mine
JIS M 8226 AMD 1:2022 Iron ores -- Methods for determination of arsenic content (Amendment 1)

KR-KS

KS E 3004-2018(2023) Methods for determination of arsenic in ores

CU-NC

NC 44-12-12-1985 Ores. Copper Conoentrates Photometric Deterraination of Arsenic

Association Francaise de Normalisation

NF A22-407*NF ISO 317:1986 Manganese ores and concentrates. Determination of arsenic content. Spectrometric method.
NF ISO 317:1986 Manganese ores and concentrates - Arsenic determination - Spectrometric method
NF ISO 7834:1988 Iron ores - Determination of arsenic - Spectrophotometric method using molybdenum blue

GSO

OS GSO ISO 317:2015 Manganese ores and concentrates -- Determination of arsenic content -- Spectrometric method
BH GSO ISO 317:2017 Manganese ores and concentrates -- Determination of arsenic content -- Spectrometric method
GSO ISO 317:2015 Manganese ores and concentrates -- Determination of arsenic content -- Spectrometric method
BH GSO ISO 7834:2017 Iron ores -- Determination of arsenic content -- Molybdenum blue spectrophotometric method
OS GSO ISO 7834:2015 Iron ores -- Determination of arsenic content -- Molybdenum blue spectrophotometric method

International Organization for Standardization (ISO)

ISO 317:1984 Manganese ores and concentrates; Determination of arsenic content; Spectrometric method
ISO/R 317:1963 Methods of chemical analysis of manganese ores — Determination of arsenic

VN-TCVN

TCVN 3642-1981 Tin ores.Mehtod for the determination of arsenic content
TCVN 1675-2007 Iron ores.Determination of arsenic content.Molybdenum blue spectrophotometric method

IN-BIS

IS 8722-1978 Specification for square head fishtail bolts for coal mines

CN-KA

KA/T 21-2024 Technical regulations for molded bag tailings dams

British Standards Institution (BSI)

BS 248:1969 Specification for light rails and fishplates for use at mines

PL-PKN

PN H04912-14-1989 Chemical analysis of copper ores Determination of arsenium
PN H04092-1989 Chemical analysis of manganese ores Determination of arsenie content
PN H04112-1992 Iron ores. Determination of arsenic content. Molybdenum blue spectrophotometric method

TR-TSE

TS 424-1966 METHODS OF CHEMICAL ANALYSIS OF MANGANESE ORES DETERMINATION OF ARSENIC

United States Navy

NAVY MIL-C-15726 F (1)-1991 COPPER-NICKEL ALLOY, SHEET, PLATE, STRIP, BAR, ROD, AND WIRE
NAVY MIL-C-15726 F-1988 COPPER-NICKEL ALLOY, SHEET, PLATE, STRIP, BAR, ROD, AND WIRE

US-FCR

FCR 40 CFR PART 192-2013 HEALTH AND ENVIRONMENTAL PROTECTION STANDARDS FOR URANIUM AND THORIUM MILL TAILINGS
FCR 40 CFR PART 192-2015 HEALTH AND ENVIRONMENTAL PROTECTION STANDARDS FOR URANIUM AND THORIUM MILL TAILINGS
FCR 40 CFR PART 192-2014 HEALTH AND ENVIRONMENTAL PROTECTION STANDARDS FOR URANIUM AND THORIUM MILL TAILINGS

GOST

GOST R 70519-2022 Tailings of storage facilities of the uranium mining industry. Process design norms

U.S. Environmental Protection Agency (U.S. EPA)

EPA 40 CFR PART 192-2010 HEALTH AND ENVIRONMENTAL PROTECTION STANDARDS FOR URANIUM AND THORIUM MILL TAILINGS

GB-REG

REG 40 CFR PART 192-2011 HEALTH AND ENVIRONMENTAL PROTECTION STANDARDS FOR URANIUM AND THORIUM MILL TAILINGS

GOSTR

GOST R 59015-2020 Solid mineral fuel. Method for determinations of arsenic content

BSI

BS 248:1926 Light rails and fishplates for use in mines (flat bottom and bridge

IT-UNI

UNI 3617-1955 Procedures for chemical analysis of minerals. Determination of arsenic in iron ore. Gravimetric method.