Gum Arabic Powder BR Grade Reagent
Transparent particles or white-yellowish powder. It is completely soluble in 2 times the weight of water and the solubility in 100g saturated solution is: 37g at 25°C, 38g at 50°C, 40g at 90°C, aqueous solution is acidic to litmus, it is soluble in glycerin and propylene glycol and insoluble in ethanol. The relative density is 1.35-1.49 (the dry product is heavier at 100 °C). Irritating
Analytical chemistry is used as a protective colloid. Some colorimetric and turbidity analyses are used to prevent settling of the precipitate. Silver is assayed for aluminum, bismuth, arsenic, antimony, magnesium and selenium. Adhesive. Emulsifier.
Item of Analysis
Acid insoluble matter,%
Loss on drying,%
Residue on ignition(as SO4),%
Not a hazardous substance or mixture.