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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
Study period:
2011
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
other: Currenta internal method 2011-0527201-96D – Appearance, physical state of the test item
Deviations:
yes
Remarks:
The test item was visually inspected at ambient temperature (23 °C).
GLP compliance:
no
Other quality assurance:
ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)
Physical state at 20°C and 1013 hPa:
solid
Key result
Form:
crystalline
Colour:
Grey-yellowish
Odour:
other: not tested
Substance type:
organic
Conclusions:
2-phosphonobutane-1,2,4-tricarboxylic acid anhydrous is a grey-yellowish, crystalline solid and was visually inspected at ambient temperature (23 °C).
Executive summary:

2-phosphonobutane-1,2,4-tricarboxylic acid anhydrous is a grey-yellowish, crystalline solid and was visually inspected at ambient temperature (23 °C).

Description of key information

2-phosphonobutane-1,2,4-tricarboxylic acid anhydrous is a grey-yellowish, crystalline solid and was visually inspected at ambient temperature (23 °C). 

Key value for chemical safety assessment

Physical state at 20°C and 1013 hPa:
solid
Form:
solid: crystalline
Colour:
grey
yellow
Colour intensity:
light

Additional information