Description

Hydrochlorofluorocarbon-251 (HCFC-251) is a hydrochlorofluorocarbon compound primarily used as a refrigerant and chemical intermediate. This product is valued for its specific thermodynamic properties and its role in transitional applications within the refrigeration and foam-blowing sectors. It is a critical material for manufacturers and R&D facilities in the HVAC, chemical synthesis, and specialty gas industries seeking precise and reliable fluorocarbon components.

Application

• As a refrigerant or refrigerant component in specific cooling systems.
• As a blowing agent in the production of insulating foams.
• As a chemical intermediate in the synthesis of more complex fluorinated compounds.
• For use in laboratory research and development of new fluorocarbon applications.
• In specialty gas mixtures for calibration and analytical purposes.
• As a solvent or cleaning agent in precision electronics manufacturing (where applicable).

Basic Information

Product Name	Hydrochlorofluorocarbon-251 (HCFC-251)
CAS No.	84847-80-3
Molecular Formula	C2H4ClF
Molecular Weight	82.50 g/mol
Synonyms	1-Chloro-1,2,2,2-tetrafluoroethane (Isomer); HCFC-251; R-251; Freon 251; 1-Chloro-1,2,2,2-tetrafluoroethane; Fluorocarbon 251; 1,1,2,2-Tetrafluoro-1-chloroethane
EINECS	Contact for details

Quality Control

Our HCFC-251 is produced and handled under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise purity and composition specifications. A comprehensive Certificate of Analysis (COA) detailing gas chromatography (GC) results and other critical parameters is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its gaseous state, cylinders must be secured upright and handled in accordance with compressed gas safety regulations. Keep container tightly sealed when not in use.

Specification

Item	Specification
Appearance	Colorless Gas
Identification (IR)	Conforms
Assay (GC)	≥ 99.0%
Water Content (KF)	≤ 50 ppm
Acidity (as HCl)	≤ 1.0 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.