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Physical & Chemical properties

Appearance / physical state / colour

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Reference
Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Study conducted according to OECD Guidelines and to GLP
Qualifier:
equivalent or similar to
Guideline:
other: OECD 435 - In Vitro Membrane Barrier Test Method for Skin Corrosion
Version / remarks:
sample appearance reported in the sample description section of Corrositex report
GLP compliance:
yes (incl. certificate)
Physical state at 20°C and 1013 hPa:
liquid
Form:
liquid: viscous
Colour:
Brown
Substance type:
organic

The test material, Reaction Mass of 4-sulphophthalic acid and 3-sulphophthalic acidi s shown to be an opaque, brown, viscous liquid.

Conclusions:
The reaction mixed when assesed in a GLP study the test article was described as a dark brown liquid
Executive summary:

The test material, Reaction Mass of 4-sulphophthalic acid and 3-sulphophthalic acidi s shown to be an opaque, brown, viscous liquid.

Description of key information

The reaction mass of 4-sulphophthalic and 3-sulphophthalic acids as a solid has a 5 -10% water content. Concentrate (20%) and commercial product (50%) forms are opaque, brown, and viscous liquids.

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid

Additional information