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Glucose is a monosaccharide and granular powder, which is white or colorless and easily soluble in water. The released heat from the oxidation reaction is an important source of energy needed for human life. Glucose plays an essential role in the biological field as it is an important source of energy and metabolic intermediate for living cells.

Technical requirement


Execution standard:GB/T 20880-2007

Item

Idex

Anhydrous glucose

Glucose monohydrate

Physical index

Appearance

Crystalline powder with no visible impurity

Crystalline powder with no visible impurity

Colour and lustre

No peculiar smell

No peculiar smell

Taste

Sweet mild, pure and odourless

Sweet mild, pure and odourless

Colour

White or colorless

White or colorless

Chemical index

Specific rotation,°

+52.0—+53.5

+52.0—+53.5

Glucose content(Dry basis)%≥

Best quality

First grade

Best quality

First grade

99.5

99

99.5

99

pH

4.0—6.5

4.0—6.5

Chloride %≤

0.01

0.01

Moisture %≤

2

10

Sulfuric acid ash %≤

0.25

0.25

Hygienic index

Arsenic,(With As meter,mg/kg)≤

0.5

0.5

Lead,(With Pb meter,mg/kg)≤

0.5

0.5

Sulfur dioxide,(mg/kg)≤

10

10

Total plate count,(cfu/g)≤

3000

3000

Coliform bacteria,(MPN/100g)≤

30

30

pathogenic bacteria,(salmonella,shigella,Staphylococcus aureus)

Negative

Negative

 

 
 
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