| ITEMS | STANDARD |
| Appearance | Off-white powder |
| Purity(CO2 yielding) | 3.3%-6.8% |
| Loss on drying(105ºC,2.5hours | 15% Max |
| Transmittance | 80% Min |
| Gel Strength | 900g/cm2 Min |
| Ash | 12% Max |
| Isopropyl alcohol | 750 mg/kg Max |
| PH | 6.0-8.0 |
| Lead(Pb) | 2mg/kg Max |
| Arsenic (As) | 3mg/kg Max |
| Mercury(Hg) | 1mg/kg Max |
| Cadmium(Cd) | 1mg/kg Max |
| Heavy metals | 20mg/kg Max |
| Total plate count | 10000cfu/g Max |
| Mould & Yeast | 400cfu/g Max |
| Salmonella Spp./10g | Negative |
| E.coli/5g | Negative |
| Particle Size | Min 95% Pass 80mesh |