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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Physical & Chemical properties

Water solubility

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Administrative data

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Description of key information

The key value has been determined by an OECD 105 guideline study. 

Key value for chemical safety assessment

Water solubility:
320 mg/L
at the temperature of:
25 °C

Additional information

Value (mg/L) Temp. (ºC) Reference
320 25 CITI, Japan
600 22 Merck Index Online
 271 25 Episuite v.4.10 

In three different sources the water solubility of 6 -phenyl-1,3,5 -triazine-2,4 -diyldiamine is reported to be between 270 and 600 mg/L. The value from the national guideline study of MITI (320 mg/L) is considered to be most reliable and has been selected for the chemical safety assessment.