dextrose anhydrous

Items of Analysis

Analysis standard

Analysis results

Appearance

A white, crystalline, with a sweet taste ,freely soluble in water ,sparingly soluble in alcohol

Qualified

Identification

A: Specific optical rotation

+52.5º—+53.3º

+53.0º

B: TLC

Complies

Complies

C: Chemical test (red precipitate)

Positive

Positive

Test

Acidity or alkalinity

6g sample 0.1mol/L NaOH≤0.15ml

0.06ml

Water

Not more than 1.0%

0.10%

Arsenic

Not more than 1ppm

max 0.25ppm

Calcium

Not more than 200ppm

max 50ppm

Lead in sugars

Not more than 0.5ppm

max 0.5ppm

Chloride

Not more than 125ppm

max 25ppm

Sulphates

Not more than 200ppm

max 25ppm

Appearance of solution

Solution is clear and not more intensely colored than reference solution

Qualified

Barium

Any opalescence in the solution is not more intense than in the standard

Qualified

Sulphites

max 15ppmSO₂

max15ppmSO₂

Foreign sugars,soluble starch,dextrins

Qualified

Qualified

Sulphated ash

0.1%

0.01%

Pyrogens (TAL 10% solution):

max 0.125Eu/ml

max 0.125Eu/ml

Limits of Bacteria

Bacterium

Not more than 800 single/g

max 10 single/g

Mildew

Not more than 80 single/g

max10 single/g

Coliform

Should not be found

Not found