Chemical Name: Sodium Copper EDTA EDTA-CuNa2 (CAS-No: 14025 -15 -1) formula: C10H12N2O8Cu Na2 MW: 397.7 Appearance: Blue powder copper content: 15.0 ± 0.5% PH value (1% solution) : 6.5 ± 0.5 Key Features: ED-Cu -15 is a stable water-soluble metal chelate, which chelate copper in order to state the existence of water-soluble: about 1200g / l (20 ℃) ??about 1700g / l (80 ℃) Bulk Density: about 625Kg / m 3 Biodegradability: difficult scope of application: for trace elements in agriculture. Chemical oxygen demand (COD) value: about 560mg / g Packing: 25kg plastic woven bag Storage: Store in a cool dry place, must be re-opened after the truss.