Technical aspects
Trehalose is a fine, white crystalline powder, odourless and with a slightly sweet taste. It is characterised by high purity, neutral pH and stability under storage conditions, which allows for its wide use in food and pharmaceuticals.
| Parameter | Value |
|---|---|
| Appearance | White, crystalline powder |
| Odour | Odourless |
| Taste | Slightly sweet |
| Assay | ≥ 98.0% |
| Loss on drying | ≤ 1.5% |
| pH | 5.0 – 6.7 |
| Ash after roasting | ≤ 0.05% |
| Chromaticity | ≤ 0.100 |
| Turbidity | ≤ 0.05 |
| Lead (Pb) | ≤ 0.5 mg/kg |
| Arsenic (As) | ≤ 0.5 mg/kg |
| Moulds and yeasts | ≤ 100 cfu/g |
| Total number of microorganisms | ≤ 100 cfu/g |
| Coliforms | ≤ 30 MPN/100 g |
