International Sugar Journal

Smuggling, contraband or illegal trade – take your pick – it damages [Registered]

One issue that has simply not been addressed with any perforce at international fora is that of smuggling of sugar. At regional conferences, yes there have been discussions of this […]

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The Blackboard

Milling performance [Registered]

An interesting aspect of milling is the evaluation of the performance of each mill in the tandem. Early (1921-1931) analytical techniques are described in Browne & Zerban (1948); sampling is discussed in the SASTA Laboratory Manual (1985). Material balances across milling tandems normally use 4 main assumptions which are not all rigorously correct:

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Monthly Snapshot December [Registered]

Market Overview The protracted bear market in sugar has had a wide ranging impact on most of the publicly listed sugar companies. Their value has halved within the last 18-24 […]

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Is irreproducible research stifling growth of the industrial biotech sector? [Registered]

According to the latest Lux Research report1, many of the high profile biotech start-ups that went public through stock market launch or IPO (Initial Public Offering) have performed rather poorly. Of the nine companies it examined, for seven, the stock price change has been between 51.3 and 96.9% lower since IPO launch. So what is the underlying reason for this?

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The Blackboard

Chemical Cleaning of Evaporators [Registered]

Literature on the chemical cleaning of evaporators was available in 1929 (Spencer & Meade; 1948); in most cases sodium hydroxide and soda ash were boiled individually or as mixtures in the vessels which were then drained and washed. A boiling with hydrochloric acid would follow if necessary. Spraying techniques in Java and Hawaii were seen to be more economical in terms of chemical quantities. Fermented molasses was used in Queensland in the early 1930’s, and Honig (1953) quotes results obtained in 1949 from Taiwan.

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Monthly Snapshot November [Registered]

Market Overview While the global sugar prices made a slight recovery over the past month, breaching well over 16 cents/lb, the latest quarterly report from Rabobank notes that overall, “raw […]

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Unjust cane payment system is strangling India’s sugar industry [Registered]

It would not be amiss to say that top two sugar producers in the world are totally let down by ineffectual policies. In Brazil it is the combination of laid […]

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The Blackboard

Mechanical cleaning of evaporators [Registered]

Although mechanical cleaning of evaporators must have been used in many cane sugar industries, the topic is not well covered in the literature. There are a number of reasons for […]

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US-Mexico sugar trade dispute – sense of fair play lacking [Registered]

In 1981, I was in Australia, studying for a master’s degree. I well remember watching the one day international between Australia and New Zealand which has become cause célèbre in […]

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The Blackboard

Evaporator scale [Registered]

Spencer & Meade (1948) state that “The greatest limiting factor to all evaporators is the fouling of heating surfaces”; they also include the results (on the right) obtained by analysing […]

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