1,1,1,2-tetrafluoroethane

• Category :

  Organic chemicals and Derivatives

• Synonyms :

  norflurane;FC-134a;HFC-134a;R134a;

• CAS NO :

  811-97-2

• EC NO :

  212-377-0

• Molecular Formula :

  C₂H₂F₄

• Molecular Weight :

  102.0309

• Main Specifications :

• InChI :

  InChI=1/C2H2F4/c3-1-2(4,5)6/h1H2

• Packing :

  Non-refillable cylinder: 30lbs/13.6kg, 50lbs/22.7kg;

• Product description :

  Annotation: Juhua Brand HFC134a was put into production in August 2006. Its process technology was introduced from abroad. The product quality ranks top in local market, and it also becomes a favorite supply to overseas market.

  

  Product standard: GB/T 18826-2002 and Q/JHGS 155-2006 (Enterprise standards of Zhejiang Juhua Group Corporation)

  Molecular formula: C₂H₂F₄

  Relative molecular mass: 102.03

  Application: The product is used as refrigerant in automobile air-conditioning, household and commercial refrigeration applications. It can also be used as aerosol, flame retardant, and blowing agent in pharmaceutical, agro-chemical, cosmetics and cleaning sectors.

  Physical & transportation: Under normal temperature and pressure, the product is a colorless gas with a slight scent of ether. Its melting point is -103.15癈, its boiling point is -26.1癈. Its density is 1.206g/m³ at 25癈. It is normally stored as a liquid in cylinder under pressure. Its thermal properties are similar to CFC12. Its ODP value is nil, and its GWP value is 1200.

  Storage & transportation: The product is packed in appropriate cylinders or tanks (or tank cars). It is to keep in cool and dry place, without being exposed to heat source, sunlight and raining. It is to comply with the regulations of railway and road transportation of China.

  Packing specifications: Non-refillable cylinder: 30lbs/13.6kg, 50lbs/22.7kg;
  Refillable cylinder: 400L, 800L, 926L, 1000L;
  ISO-TANK.

  Technical specifications:

  Description	GB/T 18826-2002		Q/JHGS 155-2006
  	Top quality	Regular quality	Top quality	High quality
  Characteristics	Colorless, transparent, clear and odorless liquid
  Mass fraction of 1,1,1,2-tetrafluoroethane, % ≥	99.9	99.5	99.99	99.9
  Mass fraction of moisture, % ≤	0.001	0.005	0.0008	0.001
  Acidity (as HCl), % ≤	0.0001		0.0001
  Mass fraction of evaporated residue, % ≤	0.01		0.0010	0.01
  Determination of chlorides (Cl-)	Pass		Pass
  Volume fraction of non-condensable gases at 25癈, % ≤	1.5		0.5	1.5
  Note: In application to refrigerant, 1,1,1,2-tetrafluoroethane inspection shall include determination of chlorides (Cl-) and volume fraction of non-condensable gases.

• Uses :

  The product is used as refrigerant in automobile air-conditioning, household and commercial refrigeration applications. It can also be used as aerosol, flame retardant, and blowing agent in pharmaceutical, agro-chemical, cosmetics and cleaning sectors.

• Molecular Structure :