Vanadyl oxalate (VOC2O4) CAS RN. 15500-04-6 molecular formula: VOC2O4.5H2O / molecular weight 235.02  Character: This product as blue powder crystal, dissolve in water easily, dissolve in diluted acid. Be heated above 350 C to decompose as VO2. Vanadyl oxalate solution appearance: Dark-Blue Solution, V2O5 content: 12 to 20%. TOXIC LIQUID, INORGANIC, N. O. S. (Vanadyl Oxalate) 6.1, UN3289, II Main Chemistry:  Index top grade analytically pure (1) VOC2O4.5H2O content, e, % 99.0 98.5 (2) chlorine compound (Cl), d, % 0.01 0.05 (3) sulfur compound (SO4), d, % 0.01 0.05 (4) heavy metal (Pb), d, % 0.005 0.005 (5) Iron, d, % 0.005 0.005 (6) Sodium, d, % 0.01 0.002 (7) Silicon, d, % 0.01 0.001 Application: Extensive used for synthesis in original chemicals, also making high Vanadium compound, nanophase materials, glazes, plating materical and high-energy battery phosphate vanadyl lithium except as chemical reagent.  Packaging: 25 KG complex plastic bag (Solid) and 25kg HDPE seal bucket (Liquid)(package without N/M or according to customers require) Matters need attention: Shell type transport, dampproof, fireproofing, can't be mixed to deposit with oxidizer.