The ICUMSA Methods Book Supplement 2022 comprises 1 new Method, 2 new and 3 revised Standards, 5 completely revised and rewritten Methods as well as 3 renumbered Methods.
The ICUMSA Methods Book Supplement 2022 can be ordered in the Bartens Book Shop.
Introductory Pages
The new introductory pages 1–12 of the Method Book should replace the 2019 version.
New Method
GS5-2 (2022) Sucrose, Dry Substance and Fibre in Cane by NIR-Polarimetry and Refractometry using a Hydraulic
Press for Juice Recovery – Tentative
Method changed in Status from Tentative to Official
GS1-2 (2022) Polarimetric Sucrose Content of Raw Sugar by NIR-Polarimetry – Official
Method changed in Status from Official to Official (Reference)
GS1-1 (2022) Polarimetric Sucrose Content of Raw Sugar by VIS-Polarimetry – Official (Reference)
Method changed in Status from Official (Reference) to Official
GS2-1 (2022) Polarimetric Sucrose Content of White Sugar by VIS-Polarimetry – Official
Method changed in Status from Official to Accepted
GS2-47 (2022) Yeasts and Moulds in White Sugar by Membrane Filtration or Pour Plating – Accepted
Revised Methods
GS2-33 (2022) Sulphite in White Sugar by the Rosaniline Colorimetric Method – Official (Reference)
GS2-52 (2022) β-Glucuronidase-positive Escherichia coli and β-Galactosidase-positive coliform Bacteria in
White Sugar by Membrane Filtration – Accepted
GS2-53 (2022) Osmotolerant Yeasts and Xerotolerant Moulds in White Sugar by Membrane Filtration or Pour
Plating – Accepted
GS2-47 (2022) Yeasts and Moulds in White Sugar by Membrane Filtration or Pour Plating – Accepted
GS5-1 (2022) Sucrose, Dry Substance and Fibre in Cane and Bagasse by VIS-Polarimetry after Clarification of the
Aqueous Extract with Lead Acetate and by Refractometry – Official (formerly Method GS5/7-1 (2011))
New Specifications and Standards
SPS-10 (2022) Sampling, Sample Handling and Sample Preparation of Free-Flowing Sugars
SPS-11 (2022) Sampling, Sample Handling and Sample Preparation of Liquid Sugar Products, Syrups and Molasses
SPS-12 (2022) Sampling of Refined Sugar Products for Microbiological Analyses (replaces the former ICUMSA®
Method GS2/3-42 (2002) without any changes of its content)
SPS-13 (2022) Sampling of Sugar Cane by the Full Width Hatch Sampler (replaces the former ICUMSA® Method
GS5-5 (1994) without any changes of its content)
SPS-14 (2022) Sampling of Sugar Cane by the Corer Method (replaces the former ICUMSA® Method GS5-7
(1994) without any changes of its content)
Deleted Methods
GS2/3-42 (2002) Sampling of Refined Sugar Products for Microbiological Analyses – Official
GS5-5 (1994) The Sampling of Sugar Cane by the Full Width Hatch Sampler – Accepted
GS5-7 (1994) The Sampling of Sugar Cane by the Corer Method – Accepted
GS5/7-28 (2013) The Determination of Pol (Polarisation), Brix and Fibre in Cane and Bagasse by the Wet Disintegrator
Method with Aluminium Chloride – Tentative
GS6-1 (1994) The Determination of the Polarisation of Sugar Beet by the Macerator or Cold Aqueous Digestion
Method using Lead Acetate as Clarifying Agent – Official