... •Molecular Weight:130.12 •Appearance:White, free flowing powder•Package: 25 kg,1000kg,1100kg or 1200kg net in ... industry, for silage and in the tannery. CompositionSpecification(Tec grade)(Purity),wt. % ,min98(Ca content),wt. % , ... PH of 10% water solution)6.5-7.5 CompositionSpecification(Feed grade)(Purity),wt. % ,min98(Ca content),wt. % , ... .5As(%) ≤0.0005Pb(%)≤0.0002AppearanceWhite crystalline powder