Spectrum™ Spectra/Por™ 7 Membrane Tubing (Sulfur and Heavy Metal Free):¹ 1000 to 50,000 Dalton MWCO

Ideal for molecular separation, protein binding studies, electrolyte removal, desalting

Brand:  Spectrum™ 128458

Product Code. 11435929

Description

Ideal for molecular separation, protein binding studies, electrolyte removal, desalting

Supplied as flat-width tubing or flat sheets that can be folded to fit various funnel-type dialysis apparatus. Pure regenerated natural cellulose membranes with 1000 to 50,000 molecular weight cutoffs.

• Transparent and flexible
• Low molecular weight compounds in aqueous solutions diffuse through membrane
• Higher molecular weights, such as proteins and bacteria, are retained by membrane
• Glycerol preserves membrane and must be removed before use
• Flat sheets and discs available for use with dialysis apparatus

Do not tie knots in tubing; use closures

Specifications

• Product Type: Spectra/Por 7 Membrane Tubing
• Material: Regenerated Cellulose
• Diameter (English): 0.149 in.
• Length (Metric): 5 m
• Formulation: Packaged wet in 0.05% sodium azide
• Temperature Range (Metric): 4°C to 121°C
• For Use With (Application): Ideal for molecular separation, protein binding studies, electrolyte removal, desalting

• MWCO: 15 kDa
• Diameter (Metric): 3.8 mm
• Length (English): 16.4 ft.
• Color: Transparent
• Temperature Range (English): 39.2°F to 249.8°F
• Quantity: 1 Pack