... is a white powder or granular material, highly soluble in water, which gives alkaline s TETRAPOTASSIUM PYROPHOSPHATE(FOOD GRADE)1.Chemical ... .354.Proporties: the product is white powder ,soluble in water,the water solvent is alkaline ,insoluble in alcohol.5.Useage: emulsifier ... dry warehouse instead of in the open air, kept away from water, moisture and sunlight during transport, handled with care, so ...