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D0655

Sigma-Aldrich

Dialysis tubing, high retention seamless cellulose tubing

avg. flat width 40 mm (1.6 in.), MWCO 12400, 99.99% retention

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About This Item

UNSPSC Code:
41100000
NACRES:
NB.22

avg. diam.

25 mm , when full

avg. flat width

40 mm (1.6 in.)

capacity

~150 mL/ft

pore size

12400 MWCO, 99.99% retention

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General description

Retains >99% of cytochrome c (M.W. 12,400) in solution over a 10-hour period.

Packaging

Supplied in rolls, dry

Quality

May contain glycerin and sulfur compounds in more than trace amounts; washing instructions are included.

Preparation Note

Removal of glycerol included as a humectant can be accomplished by washing the tubing in running water for 3-4 hours. Removal of sulfur compounds can be accomplished by treating the tubing with a 0.3% (w/v) solution of sodium sulfide at 80°C for 1 minute. Wash with hot water (60°C) for 2 minutes, followed by acidification with a 0.2% (v/v) solution of sulfuric acid, then rinse with hot water to remove the acid. This tubing will retain most proteins of molecular weight 12,000 or greater.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Ana Luísa Tomás et al.
Frontiers in microbiology, 10, 2917-2917 (2020-01-11)
Pneumocystis jirovecii pneumonia (PcP) is a major human immunodeficiency virus (HIV)-related illness, rising among immunocompromised non-HIV patients and in developing countries. Presently, the diagnosis requires respiratory specimens obtained through invasive and costly techniques that are difficult to perform in all

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