How to determine the purity of xylene

How to determine the purity of xylene, Total:81 items.

The international standard classification for "How to determine the purity of xylene" includes: Aromatic hydrocarbons , Paints and varnishes , Chemical analysis .

The Chinese standard classification for "How to determine the purity of xylene" includes: Basic organic chemicals , General organic chemicals , Analysis methods for industrial wastewater and pollutants , Basic standard and general method for coating , Culture, education and drawing instruments, notebooks and cards .

Professional Standard - Agriculture

SN/T 3807-2014 Determination for purity of phthalic anhydride - Differential scanning calorimetry

Professional Standard - Petrochemical Industry

SH/T 1545-1993 Determination of acid value of dimethyl terephthalate
SH/T 1486.2-2008 Petroleum p-xylene-Determination of purity and hydrocarbon impurities-Gas chromatography and external calibration
SH/T 1481-1992 Determination of crystallization point of dimethyl terephthalate
SH/T 1477-1992 Determination of Dimethyl Terephthalate Ash
SH/T 1766.2-2008 Petroleum m-Xylene-Determination of purity and hydrocarbon impurities-Gas chromatographic method
SH/T 1479-1992 Colorimetric determination of dimethyl terephthalate (platinum-cobalt label)
SH/T 1613.2-2018 Petroleum o-xylene- Part 2:Determination of purity and hydrocarbon impurities- Gas chromatography
SH/T 1766.2-2018 Petroleum m-xylene-Part 2:Determination of purity and hydrocarbon impurities-Gas chromatography
SH/T 1478-1992 Determination of transesterification rate of dimethyl terephthalate
SH/T 1773-2012 1 2 4-Trimethylbenzene-Determination of purity and hydrocarbon impurities-Gas chromatographic method
SH/T 1613.2-1995 Determination for purity of petroleum o-xylene and impurity of hydrocarbon - Gas chromatography method
SH/T 1544-1993 Determination of iron content in dimethyl terephthalate
SH/T 1489-1998 Petroleum p-xylene—Determination of purity and hydrocarbon impurities—Gas chromatographic method
SH/T 1489-2018 Petroleum p-xylene Determination of purity and hydrocarbon impurities Gas chromatography

Shandong Provincial Standard of the People's Republic of China

DB37/T 339-2003 Method for Determination of Purity of Phthalic Anhydride - Differential Scanning Calorimetry (DSC)

Hunan Provincial Standard of the People's Republic of China

DB43/T 644-2011 Determination of Benzene, Toluene and Xylene in Adhesives

Professional Standard - Commodity Inspection

SN/T 2405-2009 Determination of migration of methanol,toluene,ethyl benzene,xylene and cyclohenxanone in toys
SN/T 2935-2011 Determination of benzene,toluene,xylene and phthalic acid esters in solvent coatings for import and export-Gas chromatography
SN/T 2251-2009 Determination of benzene, toluene, xylene and toluene diisocyanates in solvent coatings - Headspace-GC-MS method
SN/T 2553-2010 Determination of benzene,toluene,xylene isomers,free toluene diisocynate and phthalate plasticizers in adhesives used in building for import and export

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

GB/T 15507-1995 Water quality - Determination of Hydrazine-p-Dimetylaminobenzaldehyde spectrophotometric method
GB/T 23990-2009 Determination of the contents of benzene toluene ethylbenzene and xylene in coatings by gas chromatography
GB/T 14375-1993 quality. Determination of monomethyl hydrazine. p - Dimethylaminobenzaldegyde spectrophotometric method

国家市场监督管理总局、中国国家标准化管理委员会

GB/T 39765-2021 Determination of benzene,methylbenzene,ethylbenzene,dimethybenzene in stationery—Gas chromatographic method

Chongqing Provincial Standard of the People's Republic of China

DB50/T 862-2018 Determination of methanol, acetaldehyde, benzene, toluene, ethylbenzene and xylene in car perfume by gas chromatography

American Society for Testing and Materials (ASTM)

ASTM UOP720-08 Impurities in, and Purity of, High Purity p-Xylene by GC
ASTM D5136-07 Standard Specification for High Purity p -Xylene
ASTM D5136-09(2013) Standard Specification for High Purity p -Xylene
ASTM D5136-06 Standard Specification for High Purity p-Xylene
ASTM D5136-17a Standard Specification for High Purity p -Xylene
ASTM D5136-17 Standard Specification for High Purity p -Xylene
ASTM D5136-00(2004) Standard Specification for High Purity p-Xylene
ASTM D5136-00 Standard Specification for High Purity p-Xylene
ASTM D5136-19 Standard Specification for High Purity p -Xylene
ASTM D5136-09 Standard Specification for High Purity p -Xylene
ASTM UOP720-93 Impurities in High Purity p-Xylene by GC
ASTM D7976-14(2020) Standard Specification for Purified Terephthalic Acid (PTA)
ASTM D7884-23 Standard Test Method for Determination of 4-Carboxybenzaldehyde and p -Toluic Acid in Purified Terephthalic Acid by Reverse Phase High Performance Liquid Chromatography

PL-PKN

PN Z04208-02-1989 Air purity protection Tests for phtalic acid esters Determination of methyl phtalate in work places by gas ?hromatography
PN Z04194-02-1988 Air punty protection Tests for phthalic anhydride Determination of phthalic anhydride in work places by spectrophotometric method with hydroxylamine hydrochloride and ferric chloride
PN Z04208-04-1989 Air purity protection Tests for phtalic acid esters Determination of buthyl phtalate in work places by gas chromatography
PN Z04208-05-1989 Air purity protection Tests for phtalic acid esters Determination of diethylhexyl phtalate in work places by gas chromatography
PN Z04033 Arkusz 02-1973 Air purity protection Tests for benzene Determination of benzene by ni- tration method with methyl ethyl ketone
PN Z04208-10-1992 Air purity protection Tests for phtalic acid esters Determination of butyl phtalate vapours in pennanent residence area air by gas chromatography with sample enrichment
PN Z04531-2021-08 P Air purity protection -- Determination of dimethyl phthalate in workplaces by gas chromatography with flame-ionization detection
PN Z04064-1971 Air purity protection Determination of dimethylamine content
PN Z04016-02-1989 Air purity protectionTests for benzene and his homologous compounds with saturated side chain Determination of toluene and xylene in ambient air (immission) by colorimetric nitration method with Afjy-dimethylformamide
PN Z04208-01-1989 Air purity protection Tests for phtalic acid esters Introduction and scope bf the standard
PN Z04194-01-1988 Air purity protection Tests for phthalic anhydride Introduction and scope of the standard
PN Z04068-02-1985 Air purity protection Tests for dimethyl sulphate Determination. of dimethyl sulphate in work places by turbidimetric method
PN Z04016-03-1989 Air purity protection -- Tests for benzene and its homologous compounds with saturated side chain -- Determination of benzene, toluene, ethylbenzene, (m+p)-xylene, izopropylbenzene and o-xylene in ambient air (immission) by gas chromatography with sample
PN Z04148-03-1987 Air purity protection Tests for N,N-dimethylhydrazine Determination of hydrazine and its derivatives in work places by colorimetric method
PN C04641-03-1989 Water and waste water Tests for aromatics bydrocarbons Determination of benzene, toluene, ethylbenzene, (m+p) — xylene, isopropylbenzene and o-xylene by gas chromatography

Universal Oil Products Company (UOP)

UOP 720-2008 Impurities in, and Purity of, High Purity p-Xylene by GC

Korean Agency for Technology and Standards (KATS)

KS M 1937-2022 Aromatic hydrocarbons－Benzene, xylene and toluene－ Determination of density at 20℃
KS K 1390-2022 Determination of the purity for the 2,5-Furandicarboxylic acid
KS M 1937-2017(2022) Aromatic hydrocarbons－Benzene, xylene and toluene－ Determination of density at 20℃
KS M 1937-2017 Aromatic hydrocarbons－Benzene, xylene and toluene－ Determination of density at 20℃
KS M 1937-2012 Aromatic hydrocarbons－Benzene, xylene and toluene－ Determination of density at 20℃
KS M 1911-2009 Phthalic anhydride for industrial use－Methods of test－Determination of phthalic anhydride content－Titrimetric method
KS I 2208-2008(2013) Methods for determination of carbon dioxide in air

SCC

UNE 84109:2001 Cosmetic raw materials. Benzophenones. Determination of the purity by liquid chromatography.
AENOR UNE 7038:1952 DETERMINATION OF ACIDITY IN BENZENE, TOLUENE, XYLENE AND SIMILAR INDUSTRIAL AROMATIC HYDROCARBONS
UNE 84697:2006 Cosmetic raw materials. Sunscreens. Benzoic acid, 2-{4-(diethylamino)-2-hidroxybenzoyl}-hexylester. Determination of the purity by gas chromatography.

International Organization for Standardization (ISO)

ISO 5281:1980 Aromatic hydrocarbons; Benzene, xylene and toluene; Determination of density at 20 degrees C
ISO/R 1903:1971 Determination of density of industrial liquefied phenol, m-cresol, toluic acid and xylenol at 20°C
ISO 1897-7:1977 Phenol, o-cresol, m-cresol, p-cresol, cresylic acid and xylenols for industrial use; Methods of test; Part VII : Measurement of colour (Cresylic acid and xylenols only)

GSO

NB/SH/T 6057-2022 Determination of purity and hydrocarbon impurities of petroleum benzene, petroleum toluene and petroleum mixed xylenes Gas chromatography-effective carbon number method

HU-MSZT

MSZ KGST 1680-1979 Determination of heat resistance of phthalic acid
MSZ KGST 1676-1979 Determination of phthalic acid content in hydrogenated phthalic acid

AENOR

UNE 84109:2014 Cosmetic raw materials. Sunscreens. Benzophenones.Determination of the purity by liquid chromatography.
UNE 84697:2017 Cosmetic raw materials. Sunscreens. Benzoic acid, 2-[4-(diethylamino)-2-hidroxybenzoyl]-hexylester. Determination of the purity by gas chromatography.

RU-GOST R

GOST 24445.2-1980 Phthalic anhydride for industrial use. Methods for the determination of phthalic acid

TR-TSE

TS 1954-1975 LIQUEFIED PHENOL, m-CRESOL, CRESYLIC ACID AND XYLENOLS FOR INDUSTRIAL USE DETERMINATION OF DENSITY AT 20°C
TS 1960-1975 CRESYLIC ACID AND XYLENOLS FOR INDUSTRIAL USE MEASUREMENT OF COLOUR
TS 1961-1975 CRESYLIC ACID AND XYLENOLS FOR INDUSTRIAL USE DETERMINATION OF o-CRE?OL CONTENT

VDI - Verein Deutscher Ingenieure

VDI 2457 Blatt 5-1981 Gaseous emission measurement; gas chromatographic determination of benzene@ toluene and xylene

RO-ASRO

STAS 11105-1978 AIR PURITY Determination of methyl alchol
STAS 11027-1977 AIR PURITY Determination of phenols

VN-TCVN

TCVN 3166-2008 Gasoline.Determination of benzene, toluene, ethylbenzene, p/m-xylene, o-xylene, C9 and heavier aromatics, and total aromatics.Gasoline chromatography method

Others: How to determine the purity of xylene,How to measure the purity of a gas,How to determine the purity of a sample