Product Name: Chlorhexidine Gluconate Solution

Molecular Formula:C₂₂H₃₀Cl₂N₁₀·2C₆H₁₂O₇

Molecular Weight:897.76 

Synonyms:2,4,11,13-Tetraazatetradecanediimidamide, N,N¢¢-bis(4-chlorophenyl)-3,12-diimino-, di-D-gluconate;     
1,1¢-Hexamethylenebis[5-(p-chlorophenyl)biguanide] di-D-gluconate     

CAS No.:18472-51-0

DEFINITION:

Chlorhexidine Gluconate Solution is an aqueous solution of chlorhexidine gluconate. It contains NLT 19.0% and NMT 21.0% of chlorhexidine gluconate (C₂₂H₃₀Cl₂N₁₀·2C₆H₁₂O₇) (w/v).

IDENTIFICATION:

Infrared Absorption

Acceptance criteria:Meets the requirements

Thin-Layer Chromatographic Identification Test:

Acceptance criteria:The principal spot of the Sample solution corresponds in color, size, and R_F value to that of the Standard solution.

Assay: 

Acceptance criteria:  19.0%–21.0% (w/v)

IMPURITIES:

Organic Impurities: 

See the table below:

Limit of p-Chloroaniline:

acceptance criteria:  NMT 500 µg/mL

Specific Gravity: 1.06–1.07

pH : 5.5-7.0

Packaging and Storage: Preserve in tight containers, protected from light, at controlled room temperature.