Purity: (same/more than) 98%
Appearance: White crystalline powder
Solubility: Clear, colorless and complete in water, methanol
Water: (same/less than) 0.5%
Residue on Ignition: (same/less than) 0.05%
1,4-Dioxane: (same/less than) 0.001%
Arsenic: (same/less than) 0.0002%
Heavy Metals (Pb): (same/less than) 0.001%
Meets USP30