GB/T 5535.1-1998
Animal and vegetable fats and oils--Determination of unsaponifiable matter--Part 1: Method using diethyl ether extraction (Reference method) (English Version)
- Standard No.
- GB/T 5535.1-1998
- Language
- Chinese, Available in English version
- Release Date
- 1998
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2008-12
- Replace By
- GB/T 5535.1-2008
- Latest
- GB/T 5535.1-2008
- Scope
- This standard specifies the first method for the determination of unsaponifiable matter in animal and vegetable oils and fats by extraction with ether. This standard applies to all greases. Not for wax. Moreover, only approximate results can be obtained for oils with high unsaponifiable content, such as marine animal fats. When the climatic conditions or environment do not allow the use of ether, the hexane method can be used.
GB/T 5535.1-1998 history
- 2008 GB/T 5535.1-2008 Animal and vegetable fats and oils.Determination of unsaponifiable matter.Part 1:Method using diethyl ether extraction
- 1998 GB/T 5535.1-1998 Animal and vegetable fats and oils--Determination of unsaponifiable matter--Part 1: Method using diethyl ether extraction (Reference method)
