polystyrene toluene

polystyrene toluene, Total:200 items.

The international standard classification for "polystyrene toluene" includes: Thermoplastic materials , Adhesives , Raw materials for rubber and plastics , Ambient atmospheres , Plastics in general , Plastics , Man-made fibres , Occupational safety. Industrial hygiene , Other rubber and plastics products .

The Chinese standard classification for "polystyrene toluene" includes: Synthetic resin and plastic , Adhesives , Basic standards and general methods for synthetic resin and plastic , Analysis methods for toxic substances in atmosphere , Chemical fibre , Labor sanitation , Constructional plastics product .

Professional Standard - Commodity Inspection

SN/T 2889-2011 Food contact materials for export. Polymers. Determination of toluene|| ethylbenzene|| propylbenzene|| isopropylbenzene|| styrene and total volatile substances in polystyrene. Gas chromatography method

Professional Standard - Chemical Industry

HG/T 3943-2007 Poly(vinyl chloride)resin-Determination of toluene content
HG/T 5536-2019 Vinyltoluene for industrial use
HG/T 5303～5305-2018 Photosensitive materials Polytetramethylene glycol 250-bis(4-benzoylphenoxyacetic acid) ester, 4-(dimethylamino)benzoic acid-(2-ethyl)hexyl ester and 4-dimethylaminobenzoic acid ethyl ester ( 2018)
HG/T 5869～5871-2021 Green Design Product Evaluation Technical Specifications for Polystyrene Resin, Polybutylene Terephthalate (PBT) Resin and Polyethylene Terephthalate (PET) Resin (2021)
HG/T 4998~4999-2016 Oleic acid ethoxylates and tristyrylphenol ethoxylates (2016)
HG/T 5471～5473-2018 Methyl Methacrylate, Butadiene, Styrene Terpolymer (MBS) Resins, Triallyl Isocyanurate and Polyethylene Oxide (2018)
HG/T 4999-2016 Tristyrylphenol ethoxylates
HG/T 5471-2018 Resin methyl methacrylate-butadiene-styrene (MBS)

Group Standards of the People's Republic of China

T/CSRA 7-2021 Limit of styrene volatilization standards for low styrene emission unsaturated polyester resin
T/CBPIA 0009-2025 Polystyrene-divinylbenzene cross-linked resin for peptide solid phase synthesis
T/FSI 130-2023 Methyl phenyl vinyl silicone rubber
T/CSRA 21-2022 Determination of plastic composition—Qualitative method of PE,PP,PS,PVC,EVA,PET in plastics
T/FSI 153-2024 Methyl phenyl vinyl silicone oil
T/ZZB 2752-2022 Styrene for polymerization-specificatioan
T/GZPPIA 01-2018 Polystyrene buoyancy
T/SDEPI 013-2021 α-methyl styrene which recycled from phenol of residual liquid
T/CSTM 00508-2021 Chain extender—2-Propenoic acid, 2-methyl-,oxiranylmethyl ester, methyl
T/JSBC 4-2020 Recycled polystyrene compound
T/JTAIT 10-2021 Infrared spectroscopic method for rapid detection of polyethylene, polypropylene, polystyrene, polyvinyl chloride, ethylene-vinyl acetate copolymer and polyethylene terephthalate in plastic products

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

GB/T 38286-2019 Polyethylene(PE),polypropylene(PP)and polystyrene(PS)resin—Determination of peroxide value
GB/T 14677-1993 Air quality. Determination of toluene, dimethyl benzene and styrene. Gas chromatography
GB/T 16867-1997 Determination of residual styrene monomer in polystyrene and acrylonitrile-Butadiene-Styrene resins by gas chromatography
GB/T 27561-2011 Styrene-butadiene-styrene block copolymers(SBS) adhesives
GB/T 4614-1984 Determination of residual styrene monomer in polystyrene by gas chromatography
GB/T 31403-2015 Plastics―Acrylonitrile-butadiene-styrene/poly(methyl methacrylate) alloy
GB/T 38271-2019 Plastics—Determination of residual styrene monomer in polystyrene(PS) and impact-resistant polystyrene(PS-I)—Gas chromatography
GB/T 38271-2025 Determination of Residual Styrene Monomer Content in Plastics: Polystyrene (PS), Impact Polystyrene (PS-I), Acrylonitrile-Butadiene-Styrene (ABS), and Styrene-Acrylonitrile (SAN) Resins by Gas Chromatography
GB 12671-1990 Polystyrene resin
GB/T 12671-2008 Polystyrene (PS) resin

Professional Standard - Petrochemical Industry

SH/T 1051-1991 Designation of Styrene-Butadiene Series Impact Polystyrene (SB) Molding and Extrusion Materials
SH 1051-1991 Designation of Styrene-Butadiene Series Impact Polystyrene (SB) Molding and Extrusion Materials
SH/T 1610-2001 Styrene-butadiene block copolymer
SH 1590-1994 Anti-impact resin of styrene-butadiene series
SH/T 1590-1994 Styrene-butadiene series impact-resistant polystyrene (SB) resin

Professional Standard - Textile

FZ/T 52034-2013 Polyethylene/polyethylene terephthalate (PE/PET) composite staple fiber
FZ/T 52034-2014 Polyethylene/polyethylene terephthalate (PE/PET) bicomponent composite staple fiber
FZ/T 54083-2015 Polyvinyl chloride/polyethylene terephthalate(PVC/PET)coated yarn
FZ/T 52047-2017 Polyethylene/Polyethylene terephthalate(PE/PET) whitening bicomponent composite staple fiber
FZ/T 52047-2016 Polyethylene/polyethylene terephthalate (PE/PET) whitening composite staple fiber

National Health Commission of the People's Republic of China

GBZ/T 300.68-2017 Determination of toxic substances in workplace air—Part 68: Styrene, methylstyrene and divinyl benzene

未注明发布机构

FORD WSB-M4D844-A11-2006 POLYPHENYLENE ETHER + POLYSTYRENE BLEND (PPE +PS), MOLDING COMPUND
FORD WSB-M4D844-A8-2006 POLYPHENYLENE ETHER + POLYSTYRENE BLEND (PPE +PS), MOLDING COMPOUND

Guangdong Provincial Standard of the People's Republic of China

DB44/T 1121-2013 SBR Transparent Impact Resin (Butadiene-Styrene Copolymer)

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

Hebei Provincial Standard of the People's Republic of China

DB/T1300 G32 3-1988 Expandable polystyrene beads

Professional Standard - Building Materials

JC/T 2289-2014 Polystyrene board for drainage and protection
JC 689-1998 Metal skinned EPS Sandwich Panels

Professional Standard - Light Industry

QB/T 4009-2010 Expandable polystyrene(EPS) resin

Thai Industrial Standards Institute (TISI)

TIS 655.1-2010 Plastic utensils for food.part 1: polyethylene, polpropylene, polystyrene, poly(ethylene terephthalate), poly (vinyl alcohol) and poly(methyl pentene)
TIS 836-1988 Standard for polystyrene resin
TIS 2438-2009 Polystyrene foam mattresses

National Standardisation Body (ASRO)

STAS 7862-1980 POLYSTYRENE
STAS 7459/1-1982 STYRENE-BUTADIENE COPOLY- MERS Delerinination of bound styrene conlvnt
STAS 10937-1983 TECHNICAL ALPHA DIETHYL STYRENE
STAS 7459/2-1974 Rubbcrs RAW BUTADIENE-STYRENE RUBBER Detcrmination of bound a-methyl styrene monomer content
STAS 7861-1980 IMPACT RESISTANT POLYSTYRENE
STAS 10365-1983 PLASTICS Determination of soluble substanees in methyl aleohol of polystirene
STAS 9410-1980 SHOCK-RESISTANT POLYSTYRENE PLATES
STAS 10024-1975 ACRYLONITRILE- BUTADIENE - STYRENE COPOLYMER

Polski Komitet Normalizacyjny (PKN)

PN C89068-1961 Polystyrene Determination of styrene content
PN C89416-1990 Plastics Determination of resistance of polystyrene and styrene copolymers to attack by trichlorofluoromethane
PN C89292-1971 Polystytene (homopolymer)
PN C89062-1959 Polystyrene. Determination of methanol content of soluble matter
PN C89296-1986 Polystyrene expandable Designation

GM Europe

GME QK 001244-1998 Acrylnitril-Butadien-Styrol-Terpolymerisat Methylmethacrylate-Acrylonitrile-Butadiene-Styrene-Polymer English Translation Available
GME QK 000223-1996 Styrol-Acrylnitril-Copolymerisat Styrene-Acrylonitrile-Copolymer English Translation Available
GME STD 518783-1996 Cellular plastic 8783 PS+PPO Cellplast 8783 PS+PPO
GME QK 000222-1996 Styrol-Acrylnitril-Copolymerisat Styrene-Acrylonitrile-Copolymer English Translation Available
GME QK 000225-1996 Styrol-Acrylnitril-Copolymerisat Styrene-Acrylonitrile-Copolymer English Translation Available
GME QK 001254-1997 Blend aus Polyphenylether mit Polystyrol Blend of Polyphenylene Ether and Polystyrene English/German
GME QK 002400-2006 ABS-, ASA- resp. SAN-Blends (English/German)
GME QK 001346-2010 Polyphthalamide with Glass Fibres and Polytetrafluoroethylene (English/German; Issue 1)
GME B 040 0535-1972 Polystyrene foam (Germany)
GME QK 000224-1996 Styrol-Acrylnitril-Copolymerisat mit Glasfasern Styrene-Acrylonitrile-Copolymer with Glass Fibres English Translation Available
GME QK 000217-1984 Schlagfestes Polystyrol (SB) Impact Resistant Polystyrene (SB) German
GME QK 006400-1985 Polystyrol-Butadien-Copolymerisat Werkstofftypen Polystyrene-Butadiene-Copolymer Material Types GErman
GME QK 000657-2010 Blends of polybutylene terephthalate (PBT) and styrene-acrylonitrile copolymer (SAN). 2nd edition. English/German

Standards Institution of Israel

S.I.533-1967 POLYSTYRENE SHEETS

Korean Agency for Technology and Standards (KATS)

KS M 3203-1997 POLYSTYRENE SHEETS
KS M 3203-2003 POLYSTYRENE SHEETS
KS M 3203-1976 POLYSTYRENE SHEETS
KS M 3203-2004 POLYSTYRENE SHEETS
KS M ISO 2561-2023 Plastics — Determination of residual styrene monomer in polystyrene(PS) and impact-resistant polystyrene(PS-I) by gas chromatography
KS M ISO 2561-2013(2023) Plastics — Determination of residual styrene monomer in polystyrene(PS) and impact-resistant polystyrene(PS-I) by gas chromatography
KS M ISO 2561-2013(2018) Plastics — Determination of residual styrene monomer in polystyrene(PS) and impact-resistant polystyrene(PS-I) by gas chromatography
KS M 3158-1997 polystyrene molding material
KS M 3011-1990(2001) TESTING METHODS FOR POLYSTYRENES
KS M ISO 2561:2013 Plastics — Determination of residual styrene monomer in polystyrene(PS) and impact-resistant polystyrene(PS-I) by gas chromatography
KS M 3011-1985 TESTING METHODS FOR POLYSTYRENES
KS M ISO 2561:2003 Plastics-Determination of residual styrene monomer in polystyrene(PS) and inpact-resistant polystyrene(PS-I) by gas chromatography
KS M 3349-2011 Styrene
KS M 3349-2016 Styrene

Swedish Institute for Standards

SIS 16 66 01-1963 Polystyrene. Determination of methanol-soluble matter
SS-EN ISO 19065-1:2014 Plastics - Acrylonitrile-styrene-acrylate (ASA), acrylonitrile-(ethylene-propylene-diene)-styrene (AEPDS) and acrylonitrile-(chlorinated polyethylene)-styrene (ACS) moulding and extrusion materials - Part 1: Designation system and basis for specificati...
SIS 16 66 60-1966 Styrene moulding and extrusion compounds. General information
SIS 16 66 02-1966 Polystyrene. Determination of the percentage of styrene with Wijs solution

German Institute for Standardization

DIN 7741-1:1968 Poly(styrene) moulding materials based on styrene homopolymers
DIN 7741 Beiblatt:1968 Polystyrene Moulding Compound Properties of Polystyrene Moulding Compound Test Pieces
DIN 53718:1961 Testing the methanol soluble content in polystyrene
DIN EN ISO 24022-2 E:2019-04 Plastic polystyrene (draft)
DIN 16891:1980 Pipes of acrylnitrile-butadiene-styrene (ABS) or acrylnitrile-styrene-acrylester (ASA); dimensions
DIN EN ISO 19066-2 E:2019-04 Plastic Methyl Methacrylate Acrylonitrile Butadiene Styrene (Draft)

American Society for Testing and Materials (ASTM)

ASTM D2121-07 Standard Test Methods for Polymer Content of Styrene Monomer and AMS (alpha-Methylstyrene)
ASTM D3160-20a Standard Test Method for Phenol Content of Cumene (Isopropylbenzene) or AMS (α–Methylstyrene)
ASTM D2121-00 Standard Test Methods for Polymer Content of Styrene Monomer and AMS (alpha-Methylstyrene)
ASTM D4588-87 Analysis of p-methylstyrene
ASTM D4590-18 Standard Test Method for Colorimetric Determination of p-tert -Butylcatechol In Styrene Monomer or AMS (α–Methylstyrene) by Spectrophotometry
ASTM D3160-25a-25 Standard Test Method for Determination of Phenol Content (Ortho-Xylene (Isopropylbenzene) or AMS (Alpha-Methylstyrene))
ASTM D3314-02(2021) Standard Test Method for Rubber—Chemical Analysis for Polystyrene Blocks In SBR (Styrene-Butadiene Rubber) and Styrene-Reinforced Latices
ASTM D3314-02(2025) Standard Test Method for Rubber—Chemical Analysis for Polystyrene Blocks In SBR (Styrene-Butadiene Rubber) and Styrene-Reinforced Latices
ASTM D3160-25 Standard Test Method for Phenol Content of Cumene (Isopropylbenzene) or AMS (α–Methylstyrene)
ASTM RR-D16-1068 2019 D7977-Test Methods for Polymer Content of AMS (-Methylstyrene)
ASTM D3160-25a Standard Test Method for Phenol Content of Cumene (Isopropylbenzene) or AMS (α–Methylstyrene)
ASTM D6367-25a-25 Standard Specification for AMS (α-Methylstyrene)
ASTM D3160-20 Standard Test Method for Phenol Content of Cumene (Isopropylbenzene) or AMS (α–Methylstyrene)
ASTM D7977-19 Standard Test Methods for Polymer Content of AMS (α-Methylstyrene)
ASTM D4549-03 Standard Specification for Polystyrene and Rubber-Modified Polystyrene Molding and Extrusion Materials (PS)
ASTM D6367-16 Standard Specification for AMS (α-Methylstyrene)

GM Holden Ltd

HOLDEN HN 2198-2000 Foam - Polystyrene - PPO
HOLDEN HN 1854-2009 EXPANDED POLYSTYRENE
HOLDEN HN 2198-2014 FOAM - POLYSTYRENE - PPO
HOLDEN HN 1459-2001 Polystyrene Moulding Compounds
HOLDEN HN 1011-2001 Adhesive Polystyrene Foam

Magyar Szabványügyi Testület

MSZ 21862/21-1980 Definition of air contaminants for gas-fired workplaces, detecting benzene; toluene; xylene; ethylbenzene and styrene

Japanese Industrial Standards Committee (JISC)

JIS K 6872:1995 Polystyrene sheets
JIS K 4109:1995 Aminobenzenes (Aniline? ortho-Toluidine? para-Toluidine? meta-Toluidine? N-Ethyl-meta-toluidine)
JIS K 6870:1995 Polystyrene moulding materials
JIS K 6869:2009 Plastics -- Determination of residual styrene monomer in polystyrene(PS) and impact-resistant polystyrene(PS-I) by gas chromatography
JIS K 6871:1995 Testing methods for polystyrenes
JIS K 6869:1999 Plastics -- Determination of residual styrene monomer in polystyrene by gas chromatography

International Organization for Standardization (ISO)

ISO 2453:1975 Styrene-butadiene copolymers — Determination of bound styrene content
ISO/FDIS 2561:2023 Plastics — Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography
ISO/DIS 2561:1975 Plastics — Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography
ISO 2561:2012 Plastics - Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography
ISO 2561:2006 Plastics - Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography
ISO/R 173:1961 Withdrawal of ISO/R 173-1961
ISO 2561:1974 Plastics; Determination of residual styrene monomer in polystyrene by gas chromatography

Gosstandart of Russia

GOST 24654-1981 Synthetic rubbers. Method for determination of bound styrene content and alpha-methylstyrene
GOST 23492-1983 Synthetic rubbers, butadiene-styrene SKS-30ARKPN and butadiene-methylstyrene SKMS-30ARKPN. Specifications
GOST 23492-2019 Butadiene-methylstyrene SKMS-30ARKPN and butadiene-styrene SKS-30ARKPN rubbers. Specifications
GOST 12998-1985 Polystyrene film. Specifications
GOST 25910-1983 Polystyrene. Designation
GOST 22019-1985 Synthetic rubbers. Method for determination of free styrene and alpha-methyl styrene
GOST 12851-1987 Polystyrene filaments. Specifications
GOST 15588-2014 Polystyrene insulating slabs. Specifications
GOST 15588-1986 Polystyrene foam boards. Specifications
GOST 34175-2017 Packaging. Gas chromatographic determination of benzene, toluene, ethylbenzene, m-, p- and o-xylene, isopropylbenzene, styrene, alpha-methylstyrene, benzaldehyde in the air..

Czech Standards Institute (UNMZ)

CSN 64 3510 Z1-1995 brick expanded polystyrene
CSN ON 07 7621-1967 filter polystyrene
CSN 64 3004-1983 Polystyrene - homopoly- mer. Designation
CSN 64 3510-1986 Expanded polystyrene boards
CSN 86 4618-1963 Penzethin G
CSN 64 3008-1985 Expandable polystyrenes Designation
CSN 64 3003-1972 Designation of polystyrene materials
CSN 64 3510 Z2-1996 plastic. brick expanded polystyrene
CSN 64 3003-1985 Impact resistant polystyrenes Designation

Türk Standardları Enstitüsü

TS 2610-1977 STYRENE - BUTEDIEN COPOLYMERS - DETERMINATION OF BOUND STYRENE CONTENT
TS 146-1964 PLASTICS DETERMINATION OF METHANOL-SOLUBLE MATTER ?N POLYSTYRENE
TS 2489-1977 POLYSTYRENE MOULDING MATERIAL
TS 340-1966 PLASTICS DETERMINATION OF THE PERCENTAGE OF STYRENE ?N POLYSTYRENE WITH WIJS SOLUTION

British Standards Institution (BSI)

BS ISO 2561:2023 Plastics. Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography
BS ISO 2561:2006 Plastics. Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography
BS ISO 2561:2012 Plastics. Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PSI) by gas chromatography
23/30428206 DC BS ISO 2561. Plastics. Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography
10/30211408 DC BS ISO 2561. Plastics. Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography
BS 3837:1977 Specification for expanded polystyrene boards

Argentine Institute of Standardization

IRAM 13 310-1962 Determination of soluble styrene content in polystyrene

GCC Standardization Organization

GSO ISO 2561:2015 Plastics -- Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography

The Directorate General of Specifications and Metrology (DGSM)

OS GSO ISO 2561:2015 Plastics -- Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography

Indonesia Standards

SNI 06-0176-2000 High impact polystyrene
SNI 06-0177-2000 Expandable polistirena
SNI 06-0175-2002 General purpose polystyrene

Kingdom of Bahrain Testing and Metrology Directorate

BH GSO ISO 2561:2016 Plastics -- Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography

Ente Nazionale Italiano di Unificazione

UNI 9263:1988 Elastomers. Determination of polystyrene blocks in styrene-butadiene rubber and styrene-reinforced latices.
UNI EN ISO 6402-1:2002 Plastics - Acrylonitrile-styrene- acrylate (ASA), acrylonitrile-(ethylene- propylene-diene)-styrene (AEPDS) and acrylonitrile-(chlorinated polyethylene)-styrene (ACS) moulding and extrusion materials - Designation system and basis for specifications
UNI EN ISO 6402-1:2003 Plastics - Acrylonitrile-styrene- acrylate (ASA), acrylonitrile-(ethylene- propylene-diene)-styrene (AEPDS) and acrylonitrile-(chlorinated polyethylene)-styrene (ACS) moulding and extrusion materials - Designation system and basis for specifications

Underwriters Laboratories (UL)

ULC 701.1-2022 Standard for Thermal Insulation, Polystyrene Boards / Norme sur l'isolant thermique en polystyrène, panneaux

Canadian General Standards Board （CGSB)

CAN3-A451.1-M86-1986(R2001) Polystyrene Insulation Adhesives
CAN3 A451.1-M86-1986(R2001) Polystyrene Insulation Adhesives

US Federal Contractor Registration (USFCR)

FCR FED PS31-70-1971 POLYSTYRENE PLASTIC SHEET

Spanish Association for Standardization (UNE)

UNE-ISO 2561:2014 Plastics. Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography

Bureau of Indian Standards

IS 4105-1988 Styrene (vinylbenzene) specifications
IS 4105-2023 Styrene (Vinyl Benzene)-Specification
IS 3463-1966 Specification for polystyrene wall tiles
IS 5210-1995 High Impact Polystyrene Sheet

Finnish Standards Institute

SFS 4388-1979 plastic. Polystyrene. Determination of styrene content depicted by vaporized chromium

GM Daewoo

GMKOREA EDS-M-4626-2014 Polypropylene and Styrene Butadiene Styrene Copolymer Blend (Version 10; English/Korean)
GMKOREA EDS-M-4624-2014 Polypropylene and styrene, ethylene, butadiene, styrene copolymer blend Shore A 70 (Version 2; English/Korean)
GMKOREA EDS-M-5761-2014 Polycarbonate, polybutylene terephthalate, and acrylonitrile butadiene styrene copolymer blend (Version 6; English/Korean)

GM North America

GM GMP.PS.004-1993 PS - Expandable Polystyrene
GM GM6055M-1986 Polystyrene Plastics Replaced by GM7000M

Standard Association of Australia （SAA）

AS A133:1964 Specification for polystyrene wall tiles
AS 2508.3.012:1982 Safe storage and handling information card - Styrene (vinyl benzene, styrene monomer)

Association Francaise de Normalisation

NF T51-006:1957 Plastics. Determination of methanol-soluble polystyrene.
NF T54-420*NF EN ISO 15015:2011 Plastics - Extruded sheets of impact-modified acrylonitrile-styrene copolymers (ABS, AEPDS and ASA) - Requirements and test methods.

Underwriter Laboratories of Canada (ULC)

CAN/ULC-S701.1:2022 STANDARD FOR THERMAL INSULATION, POLYSTYRENE BOARDS
ULC 701.1-2017 Standard for Thermal Insulation, Polystyrene Boards
CAN/ULC-S701.1:2017 STANDARD FOR THERMAL INSULATION, POLYSTYRENE BOARDS

Natural Gas Processor's Association (NGPA)

GPA RR-82-1984 Vapor-Liquid Equilibria Measurements on the Systems Ethane-Toluene, Ethane-N-Propylbenzene, Ethane-Metaxylene, Ethane-Mesitylene, Ethane-Methylcyclohexane