Registration Dossier
Registration Dossier
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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.
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EC number: 921-798-5 | CAS number: -
pH
Administrative data
- Endpoint:
- pH
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- 22nd October to 10th November 2015
- Reliability:
- 2 (reliable with restrictions)
- Rationale for reliability incl. deficiencies:
- other: Study following UN guideline, but not conducted according to GLP or equivalent Quality Assurance system (as requested by CLP Regulation).
Cross-reference
- Reason / purpose for cross-reference:
- reference to same study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 015
- Report date:
- 2015
Materials and methods
Test guideline
- Qualifier:
- equivalent or similar to guideline
- Guideline:
- other:
- Principles of method if other than guideline:
- The pH value of a 10% test substance solution.
- GLP compliance:
- no
Test material
- Reference substance name:
- 2,5-Dihydroxy-3,6-dimethyl-3,6-bis(dihydroxyphosphinyl)- 1,4,2,5-dioxadiphosphorinane-2,5-dioxide
- EC Number:
- 921-798-5
- Cas Number:
- 32421-74-2
- Molecular formula:
- C4H12O12P4
- IUPAC Name:
- 2,5-Dihydroxy-3,6-dimethyl-3,6-bis(dihydroxyphosphinyl)- 1,4,2,5-dioxadiphosphorinane-2,5-dioxide
- Test material form:
- other: Liquid
- Details on test material:
- - Name of test material (as cited in study report): ADPA Dimer Acid Solution
- Physical state: Clear colourless liquid
Constituent 1
Results and discussion
pH value
- pH value:
- 1.3
- Concentration:
- 100 g/L
Applicant's summary and conclusion
- Conclusions:
- The pH value of a 10% (w/v) solution of the test substance at room temperature is 1.3.
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
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