PakGent Bioscience (Suzhou) Co., Ltd.

PakGent Paraffin Sealing Film

Paraffin sealing film is a plastic paraffin film with a paper backing produced. Paraffin sealing film is one of the most commonly used items in a lot of labs for sealing and protecting vessels. Paraffin sealing film is a colorless, moisture-proof film that molds to almost any surface.

MaterialPrimarily composed of polyolefins and paraffin waxes offering good resistance against acids, alkalis and some organic solvents.
length * Width * Thickness125μm*30mm*15000mm, 125μm*100mm*38000mm, 125μm*500mm*15000mm
Temperature RangeRecommended temperature : - 80 ~ 90 ℃
Stretch Maximum lengthElasticity (25°C): 400%

Paraffin sealing film chemical resistance

The sealing film is resistant up to 48 hours against many polar substances, e.g., saline solutions, inorganic acids and alkaline solutions. After this period embrittlement may occur.

Effects of 48-hour exposure at 30°C, relative humidity 80%.

Hydrochloric acid (HCl) 36,5%resistant
Sulfuric acid (H2  SO4) 98%resistant
Nitric acid (HNO3) 95%resistant
Hydrogen peroxide (H2O2) 30%resistant
Sodium hydroxide (NaOH) 22%resistant
Ammonia (NH3) 28%resistant
Saline solutions
Sodium chloride (NaCl) 20%resistant
Potassium permanganate (KMnO4) 5%resistant
Iodine solution 0.1 mol/lresistant
Organic solvents

Product Certification

medical devices quality management systems certificate
cmc medical devices drugs sino cmc ce
production and sale of plastic consumables for in vitro diagnostic use posi certificate
production and sales of plastic consumables for laboratory use posi certificate
quality management system certification for production and sales of plastic consumables for laboratory use
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