Registration Dossier

Physical & Chemical properties

pH

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Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
supporting study
Reliability:
4 (not assignable)
Rationale for reliability incl. deficiencies:
other: The simple determination of the pH of melamine performed by a producer seems reliable, but no details are available.

Data source

Reference
Reference Type:
other company data
Title:
Unnamed
Year:
2009

Materials and methods

Principles of method if other than guideline:
pH determination. Borealis internal test method No. 210.
GLP compliance:
not specified

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
Melamine: 99.8 % min. Loss on drying: 0.1 % max. Ash: 0.01 % max.Density: 1.574 kg/m3 (20 °C)Bulk density: ca. 680 – 800 kg/m3Melting point: 354 °C (under decomposition)Solubility in water: 3.2 g/l (20 °C)

Results and discussion

pH value
pH value:
7.5 - 9.5
Concentration:
100 g/L
Remarks on result:
other: 10 % aqueous suspension

Applicant's summary and conclusion