... 0C.Applications: Purifying agent in pharmaceutical industry, special in antibiotic medication, such as Oxytetracycline , Chloramphenicol , etc; Precipitating agent in ... Waste water treatment, removing calcium from water.Technical data and reference feed rateItems SpecTOTAL ACIDITY %≥99.6 ASH %≤0.1 IRON ... top grade liner film,good properties of waterproof and avoid water, solarization; Oxalic Acid 99.6%