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Administrative data

Endpoint:
melting point/freezing point
Type of information:
experimental study
Adequacy of study:
key study
Study period:
11/09/2012 - 11/12/2012
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
other: Study according to international guideline (EU Method A.1) under GLP. No deviations from guideline reported.
Cross-reference
Reason / purpose for cross-reference:
reference to same study

Data source

Reference
Reference Type:
study report
Title:
Unnamed
Year:
2013
Report date:
2013

Materials and methods

Test guideline
Qualifier:
according to guideline
Guideline:
EU Method A.1 (Melting / Freezing Temperature)
Deviations:
no
Principles of method if other than guideline:
Not relevant
GLP compliance:
yes (incl. QA statement)
Type of method:
capillary method

Test material

Constituent 1
Reference substance name:
Cassia oil
IUPAC Name:
Cassia oil
Test material form:
other: liquid
Details on test material:
- Name of test material (as cited in study report): Cassia oil
- Physical state: liquid
- Storage condition of test material: at room temperature in the dark

Results and discussion

Melting / freezing point
Melting / freezing pt.:
< -20 °C

Any other information on results incl. tables

Both samples did not freeze under the conditions of the test.

Determination 1

 

Time(s)

Temperature (K)

Time(s)

Temperature (K)

0

292.15

810

260.15

30

290.15

840

259.65

60

288.65

870

259.15

90

287.15

900

259.15

120

285.65

930

258.65

150

284.15

960

258.15

180

283.15

990

258.15

210

281.65

1020

257.65

240

280.15

1050

257.65

270

279.15

1080

257.15

300

277.65

1110

256.65

330

276.15

1140

256.65

360

274.65

1170

256.15

390

273.13

1200

256.15

420

271.65

1230

256.65

450

270.65

1260

255.15

480

270.15

1290

255.15

510

269.15

1320

254.65

540

268.15

1350

254.15

570

267.15

1380

254.15

600

266.15

1410

253.65

630

265.15

1440

253.15

660

264.15

1470

253.15

690

263.15

1500

252.65

720

262.15

1530

252.65

750

261.65

1560

252.15

780

260.65

 

 

Determination 2

 

Time(s)

Temperature (K)

Time(s)

Temperature (K)

0

290.15

840

258.65

30

288.65

870

258.15

60

287.15

900

257.65

90

285.15

930

257.65

120

283.65

960

257.15

150

282.15

990

256.65

180

280.65

1020

256.15

210

279.65

1050

256.15

240

278.15

1080

255.65

270

277.15

1110

255.15

300

275.65

1140

254.65

330

274.15

1170

254.65

360

273.15

1200

254.15

390

271.65

1230

254.15

420

270.65

1260

253.65

450

269.65

1290

253.65

480

268.15

1320

253.15

510

267.15

1350

252.65

540

266.15

1380

252.65

570

265.15

1410

252.15

600

264.15

 

 

630

263.65

 

 

660

263.15

 

 

690

262.65

 

 

720

261.65

 

 

750

261.15

 

 

780

260.15

 

 

810

259.65

 

 

Graphs are presented below.

Applicant's summary and conclusion

Conclusions:
The melting point of Cassia oil is < -20ºC.
Executive summary:

The melting point of Cassia oil was investigated according to EU Method A.1 using the capillary method. The melting point was found to be < -20ºC.