Zirconium iron pink zircon

Acute Toxicity: inhalation

Administrative data

Endpoint:

acute toxicity: inhalation

Type of information:

experimental study

Adequacy of study:

key study

Study period:

1991-08-08 to 1991-08-22

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

guideline study with acceptable restrictions

Remarks:

Reason for RL- rating: according to Guidance on information requirements and chemical safety assessment Chapter R. 7a: Endpoint specific guidance, inhaled particles should have a MMAD between 1 and 4 microns. The MMAD in this study was slightly above the recommened value.

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

1992

Report date:

1992

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

OECD Guideline 403 (Acute Inhalation Toxicity)

Version / remarks:

1981-05-12

Deviations:

yes

Remarks:

no vehicle control group was used; no acclimatisation period was stated; it was not stated if a dynamic air flow of 12 to 15 air changes per hour was used; no equilibrium period was stated; clinical observations only at least once on workday

GLP compliance:

yes

Test type:

standard acute method

Limit test:

yes

Test material

Test material information

Constituent 1