Withdrawn
The limit of detection is 5 mg/kg. The method consists in boiling a test portion successively with nitric acid solution and sodium hydroxide solution, washing and separation of the residue by decantation, drying, microscopical identification of fragments of oil seed husks and weighing. 7 figures show examples of the structure under low magnification.
                    WITHDRAWN
                    ISO 5061:1983
                    95.99
                                        Withdrawal of Standard
                    May 16, 2002
                
                PUBLISHED
                                    ISO 5061:2002
                            
Animal feeding stuffs — Determination of castor oil seed husks — Microscopical method
95.99 Withdrawal of Standard