Archive
Quality Parameters
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What is the difference between acid value and peroxide value in sunflower oil?
They measure two entirely different kinds of damage, and a buyer who treats them as interchangeable freshness indicators will eventually accept a…
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How do you read a grain quality certificate?
Start at the bottom of the page rather than the top. The results matter less than who took the sample, how, and…
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What is high oleic sunflower oil?
High oleic sunflower oil is oil from sunflower varieties bred so that oleic acid dominates the fatty acid profile, rather than the…
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Sunflower Oil: Specifications, Refining and How the Trade Works
A technical buyer’s guide to sunflower oil. The refining sequence and what each step controls, acid value against peroxide value, Lovibond colour…
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What moisture limits apply to grain for export?
There is no single legal moisture limit for grain in international trade. Moisture is a contract parameter, not a regulatory one, and…
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Ukrainian Honey: Varieties, Quality Parameters and the Export Route
A buyer’s guide to Ukrainian honey. The four commercial monoflorals and how they differ, the composition criteria in Directive 2001/110/EC and what…
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How do you specify a mixed frozen vegetable blend?
A blend specification needs three things a single-component specification does not: the recipe with a tolerance on each component, a component-level quality…
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How are frozen vegetables graded?
Frozen vegetables are graded on four axes at once: size or calibre, defect count, colour and uniformity, and the proportion of extraneous…
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What are the most common defects in frozen vegetables?
The defects that generate real claims fall into three groups by cause: field and variety defects, process defects, and cold chain defects.…
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What is the shelf life of frozen fruit?
Frozen fruit held continuously at -18 degrees Celsius or colder is commonly given a best-before period of up to 24 months, depending…