OMB Meeting Book (June 22, 2017)
141
REP17/MAS Appendix II
26
D. COORDINATING COMMITTEE FOR AFRICA Methods of analysis for unrefined shea butter Provision
Method
Principle
Type
ISO 662
Gravimetry Titrimetry
I I
Moisture content
Free fatty acid content: acid value and acidity ISO 660
AOCS Cd 3d-63 AOCS Cc 10c-95/ ISO 6883 ISO 3657 / AOCS Cd 3d-25 AOAC 993.20 / ISO 3961 / AOCS Cd 1d-92/ NMKL 39 AOCS Cd 8b-90/ ISO 3960 / NMKL 158 ISO 3596 / AOCS Ca 6a-40 ISO 663 / AOCS Ca 3a-46 ISO 6321 AOCS Cc 3b-92
Pycnometry
I
Relative density
Titrimetry
I
Saponification value
WijsTitrimetry
I
Iodine value
Titrimetry
I
Peroxide value
Gravimetry
I
Unsaponifiable matter
Gravimetry
I
Insoluble impurities content
Open ended capillary tube
I
Melting point
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