TEST

STANDARD

RESULT

Characteristics

Identification

IR

PH

Water

Transmittance

Water-insoluble matter

1,1-cyclobutanedicarboxylic acid

Chromatographic purity

Individual impurity

All impurities

Platinum content

Assay

White crystalline powder.

The infrared absorption spectrum exhibits maxima only at the same wavelengths at that of the standard sample.

5.0~7.0

≤0.5%

≥97%

≤0.5%

≤0.5%

≤0.25%

≤0.5%

52.0%~53.0%

98.0%~102.0%

Conforms

Conforms

6.1

0.19%

97.2%

0.21%

0.17%

0.05%

0.13%

52.31%

99.82%