QUALITY CHEMICAL INDUSTRIES Mfr. / Exprs. Of Magnesium Stearate Aluminium Hydroxide Gel Dried Ip/bp Magaldrate Ip/usp , Magnesium Aluminium Silicate , Magnesium Carbonate Light Ip/bp , Magnesium Hydroxide Ip/bp/usp , Magnesium Trisilicate , Ip/bp/usp , Zinc Stearate Ip. Bul