heavy metal digestion

heavy metal digestion, Total:67 items.

The international standard classification for "heavy metal digestion" includes: Chemical reagents , Energy and heat transfer engineering in general , Soil quality. Pedology , Inorganic chemicals in general , Other non-ferrous metals and their alloys , Leather and furs , Cadmium, cobalt and their alloys , Other products of the chemical industry .

The Chinese standard classification for "heavy metal digestion" includes: Chemical reagent in general , Technical management , Specifications for pollution control , Inorganic chemicals in general , Precious metals and their alloys , Furs and leathers , Rare metals and their alloys analysis method , Water and soil conservation , Outdoor water supply and draining engineering , Basic standards and general methods for catalyst .

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

GB/T 22930-2008 Leather and fur—Chemical tests—Determination of heavy metal content
GB/T 9735-1988 Chemical reagent-General method for the determination of heavy metals
GB/T 43419.2-2023 Remediation and control of heavy metals in paddy field—Part 2：Immobilization
GB/T 15072.17-2008 Test method of precious metal alloys - Determination of tungsten contents for platinum alloys - Tungstic acid gravimetry
GB/T 14635.3-1993 Heavy rare earth metals and their compounds. Determination of total rare earth contents. EDTA volumetric method
GB/T 23950-2024 General methods for the determination of heavy metals in inorganic chemical products
GB/T 23950-2009 Inorganic chemicals for industrial use—General method for determination of heavy metals
GB 25323-2023 The norm of energy consumption per unit production of nonferrous heavy metals metallurgical enterprises
GB/T 9735-2008 Chemical Reagent - General Method for the Determination of Heavy Metals

Professional Standard - Agriculture

NY/T 1613-2008 Soil quality-Analysis of soil heavy metals-atomic absorption spectrometry with aqua regia digestion
GB 9735-1988 General method for the determination of heavy metals in chemical reagents

Henan Provincial Standard of the People's Republic of China

DB41/T 1698-2018 Guidelines for the implementation of safety standardization of dual prevention mechanisms for metal and nonmetal mines

Professional Standard - Recommended Standards for Engineering Construction

CECS 92-1997 Chemical method for treatment of heavy metal wastewater design specification

Taiwan Provincial Standard of the People's Republic of China

CNS 8280-1982 Method of Chemical Analysis for Silicon in Metallic Silicon, (Weight Method)
CNS 8287-1982 Method of Chemical Analysis for Sulphur in Metallic Silicon (Weight Method)

Group Standards of the People's Republic of China

T/CSTM 00469-2022 Biochar attapulgite compound for soil heavy metal passivator
T/LNIQA 008-2023 Passivating mcrobial agent for heavy metals in agricultural soil

国家市场监督管理总局、中国国家标准化管理委员会

GB/T 38596-2020 Determination method of heavy metal contents in the wastewater during catalyst production

Guangdong Provincial Standard of the People's Republic of China

DB44/T 2271-2021 Technical guide for immobilization of heavy metal contamination in cultivated soil

Professional Standard - Petrochemical Industry

SH/T 0128-1992 Test method for heavy metal of paraffin wax

Professional Standard - Environmental Protection

HJ 677-2013 Water quality - Digestion of total metals - Nitric acid digestion method
HJ 678-2013 Water quality - Digestion of total metals - Microwave assisted acid digestion method

Standard Association of Australia （SAA）

AS 4479.2:1997 Analysis of soils - Extraction of heavy metals and metalloids from soil by aqua regia - Hotplate digestion method

British Standards Institution (BSI)

BS EN 1904:2000 Precious metals - The finenesses of solders used with precious metal jewellery alloys
BS PD ISO/TR 17276:2014 Cosmetics. Analytical approach for screening and quantification methods for heavy metals in cosmetics
BS EN 29202:1993 Jewellery - Fineness of precious metal alloys
BS EN ISO 9202:2016 Jewellery. Fineness of precious metal alloys
PD ISO/TR 17276:2014 Cosmetics. Analytical approach for screening and quantification methods for heavy metals in cosmetics

RO-ASRO

STAS SR 8934-24-1997 Sodium chloride - Determination of havy metals - Colorimetric method
STAS 9968-1980 HEAVY WHITE OIL

AT-ON

ONORM M 1373 Teil.2-1984 Rough casdngs of heavy-metal alloys; machining allowances; sandcasting and chillcasting

European Committee for Standardization (CEN)

EN 1904:2000 Precious metals - The finenesses of solders used with precious metal jewellery alloys

International Electrotechnical Commission (IEC)

IEC TR 63130:2018 Dimming and hot restrike of metal halide lamps

SCC

BS PD IEC/TR 63130:2018 Dimming and hot restrike of metal halide lamps
DANSK DS/ISO 11210:2023 Jewellery and precious metals – Determination of platinum – Gravimetry using ammonium chloride

ET-QSAE

ES A.C2.001-1973 weight solid metal weight

VN-TCVN

TCVN 3801-1983 Sodium hydroxide technical.Method of test for heavy metal

GSO

BH GSO 2170:2012 Determination of heavy metal (Arsenic, cadmium, lead and mercury) in cosmetic products
OS GSO 2170:2011 Determination of heavy metal (Arsenic, cadmium, lead and mercury) in cosmetic products

PL-PKN

PN C84039-09-1988 Potassium hydroxide technical Determination of heavy metals content

HU-MSZT

MSZ KGST 1883-1979 Determination of heavy metal content in industrial sodium hydroxide
MSZ 9279/4-1979 Fine chemicals testing methods. Heavy metal pollution detection

CZ-CSN

CSN 65 2063-1981 SODIUM HYDROXIDE TECHNXCAL Methods for Datorminatioii of Hoavy Metals
CSN 13 6325-1957 Heavy metal grate trench
CSN 65 2479-1981 Sodium Chloride (Salt) Colorimetric Method of Heavy Metals Content Determination
CSN 65 2106-1986 Potassium hydroxide for industrial use. Determination of heavy metals content. Hydrogen sulphide method
CSN 56 0065-1985 Methods of sample mineralization before the determination of heavy metals content in the foodstuffs
CSN 68 4121-1979 Determination of heavy metals mpurities

International Organization for Standardization (ISO)

ISO/TR 17276:2014 Cosmetics - Analytical approach for screening and quantification methods for heavy metals in cosmetics

BE-NBN

NBN E 52-003-1977 crane. metal frame

YU-JUS

JUS C.E0.005-1993 Fusible heavy metals and their alloys - register of numerical symbols for chemincal composition

IT-UNI

UNI 3306-1953 Procedures for chemical analysis of metals. Determination of the nickel in ferronickel and in nickel metal. Gravimetric method.
UNI 3329-1953 Chemical analysis methods of metallic materials. Determination of magnesium in zinc alloys. Gravimetric method*
UNI 3324-1953 Chemical analysis methods of metallic materials. Determination of aluminum in zinc alloys. Gravimetric method*
UNI 3349-1953 Procedures for the chemical analysis of metals. Determination of the silicon content of ferromanganese and of manganese metal. Gravimetric method.
UNI 5606-1965 Methods for chemical analysis of ferrous metal materials. Determination of zinc in wear-resistant white metal. Gravimetric analysis

American Society for Testing and Materials (ASTM)

ASTM D8404-21 Standard Practice for Preparation of Soil Samples by Ammonium Bifluoride-Nitric Acid Digestion for Subsequent Analysis for Metals and Metalloids

German Institute for Standardization

DIN 14880:2002 Boxes for fire equipment - Boxes made of wood, light metal and light metal/wood
DIN EN 29202:1993 Jewellery; fineness of precious metal alloys (ISO 9202:1991); german version EN 29202:1992
DIN 14880:2007 Boxes for fire equipment - Boxes made of wood, light metal and light metal/wood
DIN 14880:2013 Boxes for fire equipment - Boxes made of wood, light metal and light metal/wood