Monoammonium Glycyrrhizinate

Item

Standard Code

Results

Appearance

White fine powder, has special sweet taste

White fine powder, has special sweet taste

Identification

Should be positive

Positive

Solution Absorbance

≤ 0.20

0.143

Chloride

≤ 0.014%

< 0.14 %

Sulfate

≤ 0.015%

< 0.015 %

Loss on drying

≤ 8.0%

5.2 %

Residue on ignition

≤ 0.1%

0.05 %

Heavy on metals ( pb )

≤ 10 ppm

< 10ppm

Arsenic

≤ 2ppm

< 2ppm

Assay (HPLC)

≥ 73% of C₄₂H₆₅NO₁₆

73.5%

Conclusion:  The goods conforms to the WS-10001-(HD-1269)-2002 quality standards.