Items
|
Specification (BP2000)
|
Result
|
Description
|
A White, Crystalline Powder, With a Sweet Taste
|
Conforms
|
Identification
|
Infrared Ray Absorbing Spectrum
|
Conforms
|
Specific Rotation
|
+52.0-53.5°
|
+53.1°
|
Acidity
|
NaOH (0.02mol/L) 1.2ml
|
0.2ml
|
Chlorides
|
≤0.02%
|
≤0.02%
|
Sulphates
|
≤0.02%
|
<0.02%
|
Sulfites and Soluble Starch
|
One drop of Iodine solution
|
Conforms
|
Water Content
|
≤9.5 %
|
8.59%
|
Residue on Ignition
|
≤0.1%
|
0.03%
|
Protein
|
10% aqueous solution+3ml Sulfonic Acid
|
Conforms
|
Molysite(Fe),m/m%
|
≤0.002%
|
≤0.002%
|
Heavy metals
|
≤5ppm
|
<4ppm
|
Lead
|
≤0.5ppm
|
<0.5ppm
|
Arsenic
|
≤1ppm
|
<1ppm
|
Bacilli
|
≤1000pcs/g
|
≤16pcs/g
|
Mildew/leaf Mold
|
≤100pcs/g
|
≤12pcs/g
|
Intestines Bacillus
|
None
|
None
|
E.coli
|
None
|
None
|
Coliform
|
≤1000psc/g
|
<15pcs/g
|
Purity,%
|
≥99.5
|
99.9
|