This standard specifies the instruments, reagents, analysis procedures and result calculations used for the determination of hydrochloric acid insoluble ash in oilseed cakes. This standard applies to the determination of hydrochloric acid-insoluble ash content in cakes (except composite products) after extracting oil from oil plants by pressing or leaching.
GB/T 9825-1988 history
2016GB 5009.4-2016 Determination of ash content in food according to the national food safety standard
2008GB/T 9825-2008 Oilseed residues-Determination of ash insoluble in hydrochloric acid
1988GB/T 9825-1988 Method for determination of hydrochloric acid insoluble ash in oilseed residues