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DL-LACTONE CAS N°:79-50-5 - page 33 / 113

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Method:

other: DIN guideline 51 794

Year:

1981

GLP:

no

OECD SIDS 2. PHYSICO-CHEMICAL DATA

Type:

open cup

Test substance:

as prescribed by 1.1 - 1.4

DL-LACTONE

ID: 79-50-5 DATE: 18.01.2006

Test substance:

"DL-Lacton destilliert"

(DL-Lactone distilled), no actual

Conclusion: Reliability:

purity given. Pure, distilled dl-lactone has a flash point of 122 °C.

(2)

valid with restrictions

Internal

data,

more

than

20

years

company-internal

physico-chemical

old, acquired by properties laboratory.

Only

a brief reference to the DIN method used is available, but data from this database are used and trusted within the company.

16-NOV-2005

(43)

2.8 Auto Flammability

Value:

ca.

400 degree C

othe 1981 no

r: not stated

as p

rescribed by 1.1 - 1.4

Method: Year: GLP:

Test substance:

Conclusion:

Reliability:

Pure temp (2) Inte comp a br data comp

, distilled dl-lactone has a high auto-ignition erature at 400 °C.

valid with restrictions rnal data, more than 20 years old, acquired by any-internal physico-chemical properties laboratory. Only ief reference to the DIN method used is available, but

from this database are used and trusted within the any.

16-NOV-2005

(43)

2.9 Flammability

Result:

other: low flammability

Method:

Year: GLP: Test substance:

other: according to Abel-Pensky, DIN guidelines 53 169, 51 755 and 53 213 1981 no as prescribed by 1.1 - 1.4

Result: Test substance:

Conclusion:

Flammability temperature = 122 °C. "DL-Lacton destilliert" (DL-Lactone distilled), no actual purity given. Pure, distilled dl-lactone has a flammability temperature of 122 °C and is therefore not a highly flammable substance.

Reliability:

(2)

valid with restrictions

Internal

data,

more

than

20

years

company-internal

physico-chemical

old, acquired by properties laboratory.

Only

a brief reference to the DIN method used is available, but data from this database are used and trusted within the company.

UNEP PUBLICATIONS

33

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