Registration Dossier

Administrative data

Endpoint:
appearance / physical state / colour
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
other: Study is well documented and meets generally accepted scientific principles, thus acceptable for assessment.
Cross-reference
Reason / purpose:
reference to same study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2009
Report Date:
2009

Materials and methods

Test guideline
Qualifier:
no guideline followed
GLP compliance:
no

Test material

Reference
Name:
Unnamed
Type:
Constituent
Details on test material:
Sample designation:
- Name of test material: Sodium hypophosphite monohydrate
- Physical state: white crystalline solid
- sample No.: 204743.08.0783.02 LIMS 12203
- sample date: 2008-11-06
Certificate of analysis:
- Batch number: 2008-10-28
- Analysis number: N°2008-03878-002
- Analysis date: 2008-11-03
- Composition of test material, percentage of components:
concentration in test substance (Na H2PO2.H2O) between 101.0 and 105.0 % average 102.4 %
- Phosphites (HPO32-): 0.1%
analysis controlled by PG/PM
- Other: pH 10%: between 6.5 and 7.5 average 7.0

Results and discussion

Physical state at 20°C and 1013 hPa:
solid
Form / colour / odour
Form:
crystalline
Colour:
White
Substance type:
inorganic

Applicant's summary and conclusion

Conclusions:
Sodium hypophosphite monohydrate is a white cristalline solid.
Executive summary:

Sodium hypophosphite monohydrate is a white cristalline solid.