Product Name

  • Name

    Poly(styrene)

  • EINECS 202-851-5
  • CAS No. 9003-53-6
  • Article Data1985
  • CAS DataBase
  • Density 1.06 g/mL at 25 °C
  • Solubility insoluble in water
  • Melting Point 212 °C
  • Formula (C8H8)n
  • Boiling Point 212℃
  • Molecular Weight 104.152
  • Flash Point >230 °F
  • Transport Information UN 2211
  • Appearance white powder or beads, or clear solid
  • Safety 26-36/37/39-24/25
  • Risk Codes 41
  • Molecular Structure Molecular Structure of 9003-53-6 (Poly(styrene))
  • Hazard Symbols IrritantXi
  • Synonyms Styrene,polymers (8CI);105E;138F;143B;144C;144CKG2;145G;148G;148H;158K;158KR;168M;168N003 Clear;1800P;20SPH;25SP;25SPE;271T;2D-MicroHex;2V62F;31N;3A;4250A;454H;456M;473E;5020B;50IS;B 2 (styrenepolymer);B-OPS;BASF 1424;BASF 1800;BASF1900;BASF 2524;BDH 29-790;BN 26N;BN 4901X;Bustren K 500;CC-PS 251N;CL 2500F;CPS 7GP;CR 350;CR 3500G;CR 4500G;CR 5500;CS 55388-1205;CT 110;Cadco 0115;Carinex;Carinex GP;Carinex HR;Carinex SB 61;Carinex SL 273;Carinex TGH;CarinexTGX/MF;Carinex TGX/SF;Bustren K 550-19;Bustren U 825;Bustren Y 825;C 10(styrene polymer);C 35;BP-KLP;BP-KLP35;BPPS 525;BSC Styrolboard 7;BX 930;Bactolatex;Bakelite LP 80;Bakelite SMD 5401;Bakelite TMDE 6500;Bicolene H;Biosilon;Blendex 28270;Bonron K 855-51;Bonset EPS 62;Bonset EPS-LB 2;Bustren AB 05;Bustren AB 20;535HF;550P (styrene polymer);615APR;615APR26W;666D;666U;679R;680L;685D;685D-W;686E;688C;747R;9M62;9M62C;M Polystyrene 679;A 180;A 180(vinyl polymer);A 2500;A 3-80;A 75 (vinylpolymer);M Polystyrene 685;M PolystyreneGP 679;AT 100;AT 100 (styrene polymer);AT 938;Adion H;Afcolene;Afcolene 666;Afcolene S 100;Amoco18240;Amoco M 9;Arufon XF 900;Aspac;Austrex 103;Austrex 400;Austrex 555;
  • PSA 0.00000
  • LogP 2.32960

Poly(styrene) Chemical Properties

Molecular Structure:

Molecular Formula: (C8H8)n
Molecular Weight: 360.8777
IUPAC Name: Styrene
Synonyms of Styrene polymer (CAS NO.9003-53-6): Benzene, ethenyl-, homopolymer ; Ethenylbenzene, homopolymer ; Polystyrene ; Polystyrene resin
CAS NO: 9003-53-6
Classification Code: Mutation data ; TSCA Flag XU [Exempt from reporting under the Inventory Update Rule] ; Tumor data
Melting point: 212 °C 
Index of Refraction: 1.557
Molar Refractivity: 37.17 cm3
Molar Volume: 115.3 cm3
Surface Tension: 30.9 dyne/cm
Density: 0.902 g/cm3
Flash Point: 31.1 °C
Enthalpy of Vaporization: 36.65 kJ/mol
Boiling Point: 145.2 °C at 760 mmHg
Vapour Pressure: 6.21 mmHg at 25°C

Poly(styrene) Uses

 Styrene polymer (CAS NO.9003-53-6) is a thermoplastic resin with good processing properties. It is used in many applications including electronic goods, food packaging, domestic appliances, toys, household goods and furniture.

Poly(styrene) Toxicity Data With Reference

1.    

imp-rat TDLo:19 mg/kg:ETA

     CNREA8    Cancer Research. 15 (1955),333.

Poly(styrene) Consensus Reports

IARC Cancer Review: Group 3 IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 ,1987,p. 56.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Limited Evidence IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 19 ,1979,p. 231.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . Reported in EPA TSCA Inventory.

Poly(styrene) Safety Profile

Hazard Codes of Styrene polymer (CAS NO.9003-53-6): IrritantXi
Risk Statements: 41 
R41:Risk of serious damage to the eyes.
Safety Statements: 26-36/37/39-24/25 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection. 
S24/25:Avoid contact with skin and eyes.
RIDADR: 2211
WGK Germany: 3
RTECS: WL6475000
HazardClass: 9
Questionable carcinogen with experimental tumorigenic data by implant. When heated to decomposition it emits acrid smoke and irritating fumes. See also POLYMERS, WATER-INSOLUBLE. 

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