Reaction mass of (disodium 4-[[4-(acetylmethylamino)-2-sulphonatophenyl]amino]1-amino-9,10-dihydro-9,10-dioxoanthracene-2-sulphonate and sodium sulphate and sodium chloride)

Water solubility

Link to relevant study record(s)

Reference

Endpoint:

water solubility

Type of information:

experimental study

Adequacy of study:

key study

Study period:

2017

Reliability:

1 (reliable without restriction)

Rationale for reliability incl. deficiencies:

guideline study

Remarks:

OECD105

Qualifier:

according to guideline

Guideline:

OECD Guideline 105 (Water Solubility)

GLP compliance:

no

Type of method:

column elution method

Specific details on test material used for the study:

Purity: 93.7%(w/w)-inorg.salts inclusive

Key result

Water solubility:

4.5 g/L

Temp.:

20 °C

pH:

7

Details on results:

Three measurements were performed with the method described above
Individual results:
Flask No. Equlibration time at 20°C Water Sol
(h) g/l
1 24 4.6
2 48 4.2
3 72 4.6
Average 4.5

Conclusions:

The water solubility ot the substance was determined as 0.11 mg/L at 20°C.

Executive summary:

The water solubility of the substance was determined 3 times according to the method OECD 107 at 20°C. The average of the results was 4.5 g/L.

Key value for chemical safety assessment

Water solubility:

4.5 g/L

at the temperature of:

20 °C

Additional information

pH=7