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| Specification |
Standard |
Test Result |
| Appearance | off white powder | Conform |
| Odor | Odorless | Conform |
| Identification | Positive by FTIR | Conform |
| Deacetylated Degree | ≥90% | 93% |
| Density | ≥0.25g/ml | 0.27g/ml |
| Loss on drying | ≤10.0% | <10% |
| Ash Content | ≤1.0% | <1% |
| Viscosity | According to business requirement (determined by 1% chitosan dissolved in 1% Acetic Acid Solution at 20 ºC) | 200mpa.s |
| Heavy Metals | ≤10ppm | Conform |
| Arsenic | ≤0.5ppm | Conform |
| Particle size | 80 mesh | Conform |
| Microbial Contamination | ||
| TVMAC | NMT 3000cfu per gram | Conform |
| Yeast & Moulds | NMT 100 cfu per gram | Conform |
| E.Coli | ND per gram | Conform |
| Salmonellae | ND per 10 grams | Conform |