The ICUMSA Methods Book Supplement 2009 comprises 2 new, 5 revised and 5 rewritten as well as one revised specification
New Methods
GS 8-2
The Determination of the Polarisation of Beet Sugar Syrups after Clarification according to Carrez – Official
GS 8-12
The Determination of Mannitol in Beet Juices, Thin Juices and Syrups by an Enzymatic Method – Tentative
Revised Methods
GS 1-5
The Determination of Reducing Sugars in Cane Raw Sugar by the Luff Schoorl Procedure – Official
GS 1/2/9-15
The Determination of Dextran in Sugars by a Modified Alcohol Haze Method – Official
GS 2/1/7-33
The Determination of Sulphite by the Rosaniline Colorimetric Method in White Sugar – Official;
in VVHP* Raw Sugar – Tentative;
and in Cane Sugar Juices and Syrups – Accepted
GS 4/3/8-13
The Determination of Refractometric Dry Substance (RDS %) of Molasses – Accepted and Very Pure Syrups (Liquid Sugars), Thick Juice and Run-off Syrups – Official
GS7/4/3-22
The Determination of Fructose, Glucose and Sucrose by Gas Chromatography (GC) in Cane Juices, Syrups and Molasses – Official
GS8-19
The Determination of Dextran in Beet Raw Juice and Thick Juice by a Modified Alcohol Haze Method – Tentative
Rewritten Methods
GS 1/2/3/9-1
The Determination of the Polarisation of Raw Sugar by Polarimetry – Official
GS 1/2/3-2
The Determination of the Polarisation of Raw Sugar without Wet Lead Clarification – Tentative
GS 1-16
The Determination of Starch in Raw Sugar by a Modified BSES Method – Official
GS 1/2/3/4/7/8/9-23
The Determination of pH by a Direct Method in Raw Sugar, Molasses, Juices and Syrups – Official
– in White Sugar, Specialty Sugars and Plantation White Sugars – Tentative
GS 2/3-35
The Determination of Sulphite in Refined Sugar Products excepting Brown Sugars by an Enzymatic Method – Official The Determination of Sulphite in Brown Sugars – Tentative
SPS1
Polarimetry and the International Sugar Scale – Official
ISBN 978-3-87040-563-2 – A4 Loose-leaf