เคมี
เอกสารมาตรฐาน
สหรัฐอเมริกา
AOCS
Cc 15-60
SURPLUS Soap in Oil (Conductivity)
1989
2
665.0288 AOCS 4th ed. Ref.
The Conductivity Method estimates the soap as sodium oleate by a 4 minute hot water extraction of the oil and measurement of the conductivity of the water extract. This method is applicable to normal refined, waterwashed, and neutral clay bleached glyceride oils. It is not applicable to glyceride oils refined with acidic refining reagents or oils bleached with an acid activated earth or clay.