1. MATERIAL OVERVIEW Characteristics: Organic Germanium is white powder, tasteless, not soluble in ethanol, ethyl ether, soluble in alkali; its maximum solubility in water is 10.8g/L,PH of saturated aqueous solution=2.5~2.6; chemical name: carboxylethyl germanium sesquioxide; molecular formula:(CH2CH2COOHGe)2O3. Applications: Water purification ceramsite, physical therapy products additives for health care products,medicine and cosmetics and other fields. 2. GENERAL PROPERTIES Product Name: Organic Germanium Appearance: White Crystallize Powder Chemical Name: Carboxylethyl Germanium Sesquioxide Molecular Formula: Ge-132 CAS No.: 12758-40-6 EINECS No.: 235-800-0 Melting Point: 320℃ Purity: 99.9%, 99.99% Inner Package: Polyethylene Bottle Net Weight: 500g/bottle, 1kg/bottle Loss on drying(2hr120℃): 0.3% PH of saturated aqueous solution: 2.5~2.6 Solubility in water:20g/L(60℃) 3. ANALYSIS RESULT a. Physicochemical Nature Detect Items Standard Value Detect Result Detect Method Ge-132% 99.9 99.98 KIO3 Volumetric Titration GeO2 ≤% 0.02 0.0027 Hidride Spectrophotomitry PH 2.5-2.6 2.6 Pb(mg/kg) Max 0.5 0.04 Graphite Furnece Absorption Cu(mg/kg) Max 1