Applies to the samples taken from bulk aluminium ores. Annex A specifies a method to be used when it is difficult to carry out sieving, crushing and dividing owing to the sample being adhesive or excessively wet. Annex B specifies methods of correction for sprayd water and/or rainfall.
PUBLISHED
ISO 9033:1989
PROJECT
ISO/PRF 9033
50.20
Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Sep 9, 2026
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