... . R: -CH3 or -H. 2. Specification Methoxylation28.0-32.0%Water≤5%Viscosity (2%,20°C aq. solution), mpa.s5-100000Ash ... ) 47-53dyn/cm. Technically insoluble in ethanol, ethyl ether, chloroform; soluble in water, acetic acid, ethanol/chloroform (1:1). Swells in ... stable between pH2 and pH12. 4. UseAs a substitute for water-soluble gums; in adhesives, as thickening agent in cosmetics, as protective colloid ...