Technical aspects
Natural xanthan gum is characterised by high viscosity, good solubility and microbiological purity. It remains stable under a wide range of processing conditions.
| Parameter | Value |
| Appearance | White or light yellow powder |
| Particle size (sieve) | ≥95% through 80 mesh |
| Viscosity (1% KCl) | 1200–1700 cP |
| Shear ratio (V1/V2) | 1.02–1.45 |
| pH (1% solution) | 6.0–8.0 |
| Loss on drying | ≤15% |
| Ash | ≤16% |
| Lead content (Pb) | ≤2 ppm |
| Whiteness | ≥50 |
| Pyruvic acid | ≥1.5% |
| Total nitrogen | ≤1.5% |
| Yeast and moulds | ≤100 cfu/g |
| Total number of microorganisms | ≤2000 cfu/g |
| Salmonella | Absent |
