Liquid Handling

Sealing FilmGeneral LaboratoryPARAFILM ® M Sealing filmfor manual applicationsPractical featuresElastic PARAFILM ® M sealing film alwaysfits, whether for beakers or Erlenmeyerflasks, weighing bottles or graduated cylinders.It protects your samples from contaminationor evaporation, and prevents leakagefrom overturned containers. PARAFILM ® Mcan be stretched by up to 200%, and besealed to irregular shapes and surfaces.MaterialPARAFILM ® M is free of plasticizers, andconsists largely of polyolefins and paraffinwaxes. If PARAFILM ® M should comePhysical propertiesToxicity: non-toxicinto contact with food, the guidelines of theMelting point: 60 °Clocally valid food handling laws should beFlash point: 301 °Cfollowed. PARAFILM ® M complies with theTemperature range (continuous general requirements of the FDA (Food anduse):Drug Administration) for use under 55 °C,-45 °C to +50 °Cas well as satisfying GMP (Good ManufacturingPractice).Stretching ability: 200%Elongation at tear: 300%Gas permeability in 24 hours at23 °C with 50% relative humidity:O 2(oxygen): ≤ 350 cm 3 /m 2Chemical resistanceN 2(nitrogen): ≤ 105 cm 3 /m 2PARAFILM ® M is resistant up to 48 hoursCO 2(carbon dioxide):against many polar substances, e.g., saline≤ 1100 cm 3 /m 2solutions, inorganic acids and alkalineWater vapor permeability in 24 hours solutions. After this period embrittlementat 37 °C and 90% relative humidity: may occur.0.8 g/m 2Effects of 48 hours of exposure at 23 °CAcids:Hydrochloric acid 36.5%Sulfuric acid 98%Nitric acid 95%Alkaline solutions:Sodium hydroxide 22%Ammonia 28%Saline solutions:Sodium chloride 20%Potass. permanganate 5%Iodine solution 0.1 mol/lOrganic solvents:MethanolEthanolIsopropanolDiethyletherChloroformCarbon tetrachlorideBenzeneToluene* Brown discolorationresistantresistantresistant*resistantresistantresistantresistant*resistant*resistantresistantresistantnot resistantnot resistantnot resistantnot resistantnot resistantStorabilityPARAFILM ® M can be stored for at least3 years without loss of quality under storagecondition between 7 °C and 32 °C and arelative humidity of 50%.PARAFILM ® M Sealing filmWidthmmLengthmPackofCat. No.50 75 24 7016 11100 38 12 7016 05100 75 12 7016 06500 15 6 7015 01PARAFILM ® M CutterThe handy PARAFILM ® M Cutter isconvenient for clean storage and cuttingof PARAFILM ® M sealing film.Suitable for 50 mm and 100 mm wide rolls.Pack of 1.Cat. No. 7016 50➀➂➁➃264info@brand.de