\ \ FLUOROCARBON R21

FLUOROCARBON R21

FLUORODICHLOROMETHANE

CHEMICAL FORMULA: CHFCl2

TECHNICAL REQUIREMENTS: 2412-138-05807960-2001

APPEARANCE, SAFETY REQUIREMENTS
R 21 is a colorless gas, liquefied under pressure, non-inflammable, low toxic, with a slight odor of chloroform. ODP = 0.04.

APPLICATION
R21 is used as a refrigerant to produce the temperature about 0°C, and as a component of refrigerant blends, propellants.

TECHNICAL REQUIREMENTS

Parameters

Norm

Mass content of fluorodichloromethane (%) min

99,5

Mass content of chromatographically determined impurities (carbon tetrachloride, difluorodichloromethane, fluorotrichloromethane, chloroform, etc (%) max

0,5

Mass content of non-volatile residue (%) max

0,004

Mass content of water (%) max

0,005

Acidity

Color of indicator must not change

PACKING
R21 is packed in vessels designed for minimum working overpressure of 1.27 MPa. Filling ratio is maximum 1.2 kg per 1dm3of the vessel.

STORAGE
Guaranteed shelf life is 1 year from the date of manufacture.