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BROWNING TREATMENT
Page 3 of 5
Revision date
08.08/2008
8. EXPOSURE CONTROLS / PERSONAL PROTECTION
Exposure limit(s):
Not established for this product
Exposure controls:
Eye protection:
Wear safety glasses.
Hand protection:
Wear suitable gloves.
Engineering measures:
Use only in well ventilated area.
9. PHYSICAL & CHEMICAL PROPERTIES
Physical state:
Liquid
Colour:
Colourless – pale yellow
Odour:
Pungent (sulphur dioxide)
pH:
4.0 - 5.0
Boiling point/range:
Approximately 100
o
C
Melting point/range:
<0
o
C Water
Flash point:
Non combustible
Vapour pressure:
Not established
Relative vapour density:
Not established
Water solubility:
Miscible with water at all proportions
Relative density:
1.08 +/- 0.005
Viscosity, dynamic:
Not applicable
Evaporation rate:
Not established
Percent volatility:
Not determined
NOTE: The physical data presented above are typical values and should not be construed as a
specification.
10. STABILITY & REACTIVITY
Hazardous Reactions
:
Product is stable under normal conditions of use, storage and
temperature.
Materials to avoid:
Avoid contact with strong acids.
Polymerization:
Product will not undergo polymerization.
11. TOXICOLOGICAL INFORMATION
No data is available for this material. The information shown is for sodium metabisulphite raw
material hich is present at less than 20%.
Toxicity Data
Oral LD50 Rat: 1540mg/Kg
Health Effects – Acute
Swallowed