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negative ions
negative ions, Total:55 items.
In the international standard classification, negative ions involves: Paper and board, Paints and varnishes, Ceramics, Body care equipment, Domestic electrical appliances in general, Air quality, Construction materials, Analytical chemistry, Products of the textile industry, Geology. Meteorology. Hydrology, Floor treatment appliances, Wood technology processes, Wood-based panels, Lamps and related equipment, Water quality, Farming and forestry, Products of the chemical industry.
Group Standards of the People's Republic of China, negative ions
Professional Standard - Chemical Industry, negative ions
Professional Standard - Building Materials, negative ions
- JC/T 1016-2006 Testing on negative ion concentration of materials
- JC/T 2040-2010 Indoor decorative materials with the function of negative air ion
工业和信息化部, negative ions
- JC/T 2040-2022 Negative ion functional building interior decoration materials
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, negative ions
- GB/T 30128-2013 Textiles.Testing and evaluation for negative-ion concentration
中国气象局, negative ions
- QX/T 419-2018 Air negative ion observation specifications capacitive inhalation method
- QX/T 475-2019 Technical requirements for air negative ion automatic measuring instrument capacitive inhalation method
- QX/T 380-2017 Air negative (oxygen) ion concentration level
- QX/T 552-2022 Negative oxygen ion observation data format BUFR
Professional Standard - Light Industry, negative ions
- QB/T 4982-2016 Negative ion generator for household and similar electrical appliances
国家林业和草原局, negative ions
- LY/T 3235-2020 General technical requirements for negative ion functional artificial panels and their products
Danish Standards Foundation, negative ions
- DS/EN 903:1994 Water quality. Determination of anionic surfactants by measurement of the methylene blue index MBAS
German Institute for Standardization, negative ions
- DIN EN 903:1994 Water quality; determination of anionic surfactants by measurement of the methylene blue index MBAS (ISO 7875-1:1984, modified); German version EN 903:1993
Professional Standard - Commodity Inspection, negative ions
- SN/T 2558.2-2011 Import and Export Functional Textile Inspection Method Part 2: Negative Ion Content
VN-TCVN, negative ions
- TCVN 7033-2002 Instant coffee.Determination of free and total carbohydrate contents.Method using high-performance anion-exchange chromatography
Hubei Provincial Standard of the People's Republic of China, negative ions
- DB42/T 1198-2016 Concentration levels of air negative oxygen ions in Hubei Province
- DB42/T 1914-2022 Technical specifications for monitoring the concentration of negative oxygen ions in forest environment
BE-NBN, negative ions
- NBN EN 903-1994 Water quality - Determination of anionic surfactants by measurement of the methylene blue index MB AS (ISO 7875-1:1984 modified)
AT-ON, negative ions
- ONORM EN 903-1994 Water quality. Determination of anionic surfactants by measurement of the methylene blue index MBAS (ISO 7875-1:1984 modified)
Professional Standard - Forestry, negative ions
- LY/T 2586-2016 Specification on observation on air negative oxygen ion concentration
Hunan Provincial Standard of the People's Republic of China, negative ions
- DB43/T 1648-2019 Technical Specifications for Negative Oxygen Ion Observation in Urban Forests
Standard Association of Australia （SAA）, negative ions
- AS 3506:1987 Waters - Determination of filtrable synthetic anionic surfactants - Copper-ethylenediamine flame atomic absorption spectrometric method
Zhejiang Provincial Standard of the People's Republic of China, negative ions
- DB33/T 2226-2019 Air Negative (Oxygen) Ion Observation and Evaluation Technical Specifications
European Committee for Standardization (CEN), negative ions
- EN 13273:2001 Surface Active Agents - Determination of the Content of Non-Ionic Substances in Anionic Surface Active Agents by High Performance Liquid Chromatography (HPLC)
Korean Agency for Technology and Standards (KATS), negative ions
- KS I ISO 12010:2022 Water quality — Determination of short-chain polychlorinated alkanes(SCCPs) in water — Method using gas chromatography-mass spectrometry(GC-MS) and negative-ion chemical ionization(NCI)
- KS I ISO 12010:2014 Water quality — Determination of short-chain polychlorinated alkanes(SCCPs) in water — Method using gas chromatography-mass spectrometry(GC-MS) and negative-ion chemical ionization(NCI)
KR-KS, negative ions
- KS I ISO 12010-2022 Water quality — Determination of short-chain polychlorinated alkanes(SCCPs) in water — Method using gas chromatography-mass spectrometry(GC-MS) and negative-ion chemical ionization(NCI)
International Organization for Standardization (ISO), negative ions
- ISO 12010:2019 Water quality — Determination of short-chain polychlorinated alkanes (SCCP) in water — Method using gas chromatography-mass spectrometry (GC-MS) and negative-ion chemical ionization (NCI)
- ISO 7875-1:1984 Water quality; Determination of surfactants; Part 1 : Determination of anionic surfactants by the methylene blue spectrometric method
CEN - European Committee for Standardization, negative ions
- EN ISO 12010:2019 Water quality - Determination of short-chain polychlorinated alkanes (SCCP) in water - Method using gas chromatography-mass spectrometry (GC-MS) and negative-ion chemical ionization (NCI)