Chlorhexidine digluconate 20% aqueous solution (CAS 18472-51-0) is a broad-spectrum bactericidal antiseptic liquid. It works against gram-positive and gram-negative bacteria, widely used in medical disinfection, oral care, hand sanitizer, cosmetics and veterinary fields, complying with BP/ EP / USP standards. TNJ Chemical is the leading manufacturer and exporter since from 2001. We guarantee high quality, competitive price, stable supply, fast delivery and tech support etc. To find more, please contact sales@tnjchem.com
Product Information
Chemical Name: Chlorhexidine digluconate
Synonyms: CHG, Chlorhexidine gluconate
CAS No.: 18472-51-0
EINECS: 242-194-5
Molecular Formula: C₃₄H₅₄Cl₂N₁₀O₁₄
Molecular Weight: 897.76
Grade: Pharma grade, cosmetic gradeStandard concentration: 20% w/v aqueous solution
Chemphysical Properties
Appearance: Colourless to pale yellow clear liquid
Odour: Odourless or slight characteristic odour
Density (20℃): 1.06–1.07 g/mL
pH (5% solution): 5.5–7.0
Solubility: Miscible with water, ethanol, acetoneFeature: Long residual antibacterial effect, non-volatile
Quality Specification
| Item | Specification |
|---|---|
| Assay | 19.0–21.0 % (w/v) |
| Appearance | Colourless to pale yellow clear liquid |
| Density (20/20℃) | 1.06–1.07 |
| pH (5% solution) | 5.5–7.0 |
| p-Chloroaniline | ≤0.05% |
| Total related impurities | ≤3.0% |
| Residue on ignition | ≤0.1% |
Use & Application
Medical antiseptic: surgical skin prep, wound rinse, surface disinfection
Oral care raw material: mouthwash, dental rinses, anti-plaque products
Cosmetic & personal care: preservative for hand sanitizer, skincare formulations
Veterinary disinfection and animal wound treatment
Disinfectant raw material for hospital hygiene products
Packing
25kg HDPE drum, 200kg HDPE drum, 1000L IBC tank.
Delivery & Storage
Storage: Tightly sealed, cool shaded warehouse, avoid direct sunlight. Keep away from anionic surfactants.
Transport: Non-dangerous goods, prevent package leakage.
Shelf life: 24 months under proper storage.



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