Registration Dossier

Administrative data

Endpoint:
pH
Type of information:
experimental study
Adequacy of study:
key study
Study period:
2008
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: The study was conducted non-GLP.
Cross-referenceopen allclose all
Reason / purpose:
reference to same study
Reason / purpose:
reference to other study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2008
Report Date:
2008

Materials and methods

Test guideline
Qualifier:
according to
Guideline:
other: Electrometric method, based on measurements electromotive powers electrochemical cell, formed sample and combined electrode
Principles of method if other than guideline:
Not applicable.
GLP compliance:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent
Test material form:
solid: crystalline
Details on test material:
- Name of test material (as cited in study report): Chloramin B
- Substance type: Biocide
- Physical state: White to light yellow powder with a faint odor of chlorine
- Analytical purity: 77% (CAS 127-52-6)
- Impurities (identity and concentrations): 0.6 NaOH
- Composition of test material, percentage of components: 77% CAS 127-52-6 (98% pure), 22.4% Water, 0.6% NaOH
- Isomers composition: not applicable
- Purity test date: no data
- Lot/batch No.: 13102006
- Expiration date of the lot/batch: 10/2011
- Stability under test conditions: stable, c.f. Chapter 4.18
- Storage condition of test material: stable, c.f. Chapter 4.18

Results and discussion

pH value
pH value:
10.3
Temp.:
24.5 °C
Concentration:
1 other: %
Remarks on result:
other: Uncertainty of the determination: +- 0.1

Any other information on results incl. tables

No other information.

Applicant's summary and conclusion

Conclusions:
The pH of a 1% solution of the substance is 10.3 +- 0.1.
Executive summary:

The pH of 1% aqueous solution of the substance was determined non-GLP by using a pH electrode. The pH of a 1% solution of the substance is 10.3 +- 0.1, measured at 24.5°C.