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product:dextrose anhydrous
analysis standard:bp2013
analysis contents
analysis standard
description
white, crystalline power, with a sweet taste, freely soluble in water, sparingly soluble in alcohol
identification
positive
specific optical rotation
+52.5º—+53.3º
acidity or alkalinity
≤0.15ml 6.0g, 0.1m naoh
appearance of solution
clear, odourless
moisture
≤1.0%
arsenic
≤1 ppm
calcium
≤200 ppm
barium
any opalescence in the solution is not more intense than the standard
lead
≤0.5 ppm
chloride
≤125 ppm
sulphates (so2)
≤15 ppm
foreign sugars, soluble starch, dextrins
qualified
sulphated ash
≤0.1%
total bacteria count
≤1000 cfu/g
mold and yeast
≤100 cfu/g
escherichia coli
negative
pyrogen (tal 10% solution)
<0.25eu/ml
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