Product Description
General Description
A colorless gas with a choking or suffocating odor. Boiling point -10°C. Heavier than air. Very toxic by inhalation and may irritate the eyes and mucous membranes. Under prolonged exposure to fire or heat the containers may rupture violently and rocket.
Liquid sulphur dioxide (SO2) is a versatile chemical with many uses, both in liquid form or as a source of gaseous SO2. Liquid SO2 is used the pulp and paper industry, mining industry, and in the food industry as a preservative. It can function as a reducing agent, an oxidizing agent, a pH controller, purifying agent, preservative, a germicide and bleaching agent. SO2 can also be used as a refrigerant, heat transfer fluid and selective solvent.
QUALITY CERTIFICATE
PRODUCT |
sulfur dioxide (SO2) |
COUNTRY OF ORGIN |
:CHINA |
CAS NO: |
7446-09-5 |
DANGER CLASSES |
UN 1079 2.3 |
ITEM |
SPECIFICATION |
RESULTS |
|
Purity % wt |
≥99.9 |
99.97 |
|
Impurity |
Residue %wt |
≤0.02 |
0.008 |
Moisture %wt |
≤0.06 |
0.018 |
|
CONCLUSION |
QUALIFIED |
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