Carboxymethyl chitosan (CMC)
Properties of CMC:
- water soluble (pH>7)
- antibacterial
- antitumor
- antioxidant
- antifungal
Applications of CMC:
- Wound treatment
- drug transport and release (e.g. nanoparticles)
- Tissue engineering - bone tissue
- Hydrogels
- cosmetics
We offer N,O-carboxymethylchitosan in our three product lines Chitoscience®, Chitoceuticals®, and Chitoceuticals® GMP compliant.
In the table below, you will find an overview of the CMC product specifications available at HMC.
| Carboxymethylchitosan | Chitoscience® |
Chitoceuticals® | Chitoceuticals® GMP compliant |
| Article number | 43002 | 44002 | 45002 |
| Appearance of solid product | white to almost white | white to almost white | white to almost white |
| Appearance of solution | clear, colorless to slightly yellowish |
clear, colorless to slightly yellowish |
clear, colorless to slightly yellowish |
| Dry matter content [%] | ≥ 90 | ≥ 90 | ≥ 90 |
| Degree of Deacetylation [%] | 80-95 | 80-95 | 80-95 |
| Viscosity [mPa-s] | 5-300 | 5-300 | 5-300 |
| pH | 7 - 9 | 7 - 9 | 7 - 9 |
| Ash content [%] | ≤ 1 | ≤ 1 | ≤ 1 |
| Insolubles [%] | ≤ 2 | ≤ 2 | |
| Heavy Metals [ppm] | |||
| Hg | ≤ 0.2 | ≤ 0.2 | ≤ 0.2 |
| Pb | ≤ 40 | ≤ 40 | ≤ 20 |
| As | ≤ 0.5 | ≤ 0.5 | |
| Cd | ≤ 0.5 | ≤ 0.5 | |
| Molecular weight appr. [kDa] | approx. 30-500 | to be measured | |
| Protein content [%] | ≤ 0.5 | ≤ 0.5 | |
| Microbiological tests | |||
| Total bacterial count [cfu/g] | ≤ 1000 | ≤ 1000 | |
| Yeast and Mould [cfu/g] | ≤ 100 | ≤ 100 | |
| E. coli | absent | ||
| P. aeruginosa | absent | ||
| St. aureus | absent | ||
| Salmonella | absent | ||
| Endotoxins [EU/g] | ≤ 100 | ||
| Identity | IR spectra |
In our Onlineshop you can purchase small amounts of chitosan derivatives like carboxymethyl chitosan. Do you need a different specification? Are you looking for a detailed offer? Don't hesitate to contact our