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REPLIGEN CORPORATION

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Description:   Green. Nylon closure locks gently over rigid membranes such as cellulose ester (CE) and polyvinylidene fluoride (type F). Provides strong, leak-proof seal. Sinks in water. Can be sterilized with gamma radiation, ethylene oxide, ethanol, or formaldehyde. Not autoclavable.
Catalog Number: 25225-308
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Black. Nylon closure locks gently over rigid membranes such as cellulose ester (CE) and polyvinylidene fluoride (type F). Provides strong, leak-proof seal. Sinks in water. Can be sterilized with gamma radiation, ethylene oxide, ethanol, or formaldehyde. Not autoclavable.
Catalog Number: 25225-322
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Dialysis Tubing Closures, Standard Type, Spectra/Por, Orange, 90 mm sealing width, polypropylene (PP), 10/package; for leak-proof seal & buoyancy of tubing flat-widths 60-80 mm, use ONLY with Standard & Biotech Grade Regenerated Cellulose (RC) membrane types, autoclavable
Catalog Number: 10768-636
Supplier: Spectrum Laboratories



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Description:   Dialysis Membrane Tubing, Trial Size Kit, Spectra/Por 6, Pre-wetted Standard Regenerated Cellulose (RC) for convenience, 50kD MWCO, 28mm flat width (18mm dia), 2.5ml/cm, include tubing closures, openers, evaluation/test size for desalting, protein purification, etc, 1M/kit
Catalog Number: 10768-656
Supplier: Spectrum Laboratories



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Description:   5 ml volume size with 8-10 KD MWCO ultra-pure Biotech Cellulose Ester (CE) membrane tubing, 12 units/pkg. Floatation rings and disposable pipettes included.
Catalog Number: 97059-020
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   For dialysis and ultrafiltration. Molecular weight cut-off is 6000 to 8000. Natural cellulose. Contains some impurities which are removable. Supplied in polyethylene bag to maintain porosity. Store in refrigerator. Flat width: 40mm. Diameter: 25.5mm.
Catalog Number: 25218-093
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Molecular weight cut-off is 2000. Free of trace metal and sulfur for separations involving a possible sensitivity to such materials. Supplied wet in 0.1% sodium azide as a preserving agent. 5m length. Flat width: 45mm. Diameter: 28.6mm.
Catalog Number: 25223-173
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   For dialysis and ultrafiltration. Molecular weight cut-off is 12000 to 14000. Natural cellulose. Contains some impurities which are removable. Supplied in polyethylene bag to maintain porosity. Store in refrigerator. Flat width: 10mm. Diameter: 6.4mm.
Catalog Number: 25218-402
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   For dialysis and ultrafiltration. Molecular weight cut-off is 6000 to 8000. Natural cellulose. Contains some impurities which are removable. Supplied in polyethylene bag to maintain porosity. Store in refrigerator. Flat width: 23mm. Diameter: 14.6mm.
Catalog Number: 25218-038
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Dialysis Membrane Tubing, Trial Size Kit, Spectra/Por 2, Dry Standard Regenerated Cellulose (RC), 12-14kD MWCO, 10mm flat width (6.4mm dia), 0.32ml/cm, include tubing closures, openers, evaluation/test size, buffer exchange or protein purification, 5M/kit
Catalog Number: 10768-550
Supplier: Spectrum Laboratories



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Description:   Dialysis Tubing, Biotech Cellulose Ester Membrane Dialysis Trial Kit, with high purity & better MW selectivity, 0.5-1.0 kD MWCO, 24 mm Flat-width (15mm diameter), 1.8ml/cm packaged wet, including tubing closures & openers, evaluation/test size for desalting, 1 meter/kit
Catalog Number: 10768-490
Supplier: Spectrum Laboratories



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Description:   For micro volume dialysis. Pre-assembled device with ultra-pure Biotech CE tubular membrane (0.1-0.5 KD MWCO) for dialyzing 100-200 ul sample volumes (12 units/pkg). 12 syringes included for easy sample loading and total recovery.
Catalog Number: 89219-372
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Dialysis Membrane Tubing, Trial Size Kit, Spectra/Por 5, Dry Standard Regenerated Cellulose (RC), re-inforced for large volume, 12-14kD MWCO, 75mm flat width (48mm dia), 18ml/cm, include tubing closures, openers, evaluation/test size, buffer exchange or purification, 5M/kit
Catalog Number: 10768-574
Supplier: Spectrum Laboratories



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Description:   Mesh Opening (um): 43. Open Area (%): 29. Mesh Thickness (um): 70. High tensile strength; not easily cracked, split or broken. Low adsorption affinity to water and proteins. Thermal stability of 140[degree]C in air or steam. Autoclavable.
Catalog Number: 28498-242
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Dialysis Membrane Tubing, Trial Size Kit, Spectra/Por 7, Pre-treated Standard Regenerated Cellulose (RC) for better membrane purity, 10kD MWCO, 32mm flat width (20.4mm dia), 3.3ml/cm, include tubing closures, openers, evaluation/test size for critical purification, 1M/kit
Catalog Number: 10768-692
Supplier: Spectrum Laboratories



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Description:   With 10 kD MWCO in a 31 mm flatwidth & 20 mm diameter. 10 meter length.
Catalog Number: 97059-070
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Mesh Opening (um): 10. Open Area (%): 2. Mesh Thickness (um): 45. High binding capacity surface area. Hydrophilic filter for aqueous and organic solutions. Resistant to corrosive solutions. Will not shrink, curl, tear or break under normal handling conditions.
Catalog Number: 28498-656
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Mesh Opening (um): 41. Open Area (%): 33. Mesh Thickness (um): 60. High binding capacity surface area. Hydrophilic filter for aqueous and organic solutions. Resistant to corrosive solutions. Will not shrink, curl, tear or break under normal handling conditions.
Catalog Number: 28498-650
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Molecular weight cut-off is 3500. Free of trace metal and sulfur for separations involving a possible sensitivity to such materials. Supplied wet in 0.1% sodium azide as a preserving agent. 5m length. Flat width: 54mm. Diameter: 34.4mm.
Catalog Number: 25223-231
Supplier: Spectrum Laboratories


Small Business Enterprise

Quantity:
 
 
 
   
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Description:   Dialysis Membrane Tubing, Trial Size Kit, Spectra/Por 6, Pre-wetted Standard Regenerated Cellulose (RC) for convenience, 8kD MWCO, 40mm flat width (25.5mm dia), 5.1ml/cm, include tubing closures, openers, evaluation/test size for desalting, protein purification, etc, 1M/kit
Catalog Number: 10769-056
Supplier: Spectrum Laboratories



Quantity:
 
 
 
   
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Description:   For dialysis and ultrafiltration. Molecular weight cut-off is 6000 to 8000. Natural cellulose. Contains some impurities which are removable. Supplied in polyethylene bag to maintain porosity. Store in refrigerator. Flat width: 10mm. Diameter: 6.4mm.
Catalog Number: 25218-016
Supplier: Spectrum Laboratories



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Description:   An Ultra High Purity and Precise Separation Dialysis Membrane. Vol/Length (ml/cm): 0.32. Dia. (mm): 6.4. Fourteen precise MWCOs ranging from 100 Daltons to 1 million Daltons.
Catalog Number: 97011-938
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Molecular weight cut-off is 10000. Free of trace metal and sulfur for separations involving a possible sensitivity to such materials. Supplied wet in 0.1% sodium azide as a preserving agent. 5m length. Flat width: 10mm. Diameter: 6.4mm.
Catalog Number: 25223-763
Supplier: Spectrum Laboratories


Small Business Enterprise

Quantity:
 
 
 
   
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Description:   Dialysis Membrane Tubing, Trial Size Kit, Biotech Grade Cellulose Ester (CE) with high purity, 8-10kD MWCO, 10mm flat width (6.4mm dia), 0.32ml/cm packaged wet, include tubing closures, openers, evaluation/test size for desalting, protein purification, 1M/kit
Catalog Number: 10768-508
Supplier: Spectrum Laboratories



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Description:   10 mm. An Ultra High Purity and Precise Separation Dialysis Membrane. Vol/Length (ml/cm): 0.32. Dia. (mm): 6.4. Fourteen precise MWCOs ranging from 100 Daltons to 1 million Daltons.
Catalog Number: 25221-953
Supplier: Spectrum Laboratories


Small Business Enterprise

Quantity:
 
 
 
   
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Description:   Dialysis Membrane Tubing, Trial Size Kit, Biotech Grade Cellulose Ester (CE) with high purity, 20kD MWCO, 24mm flat width (15mm dia), 1.8ml/cm packaged wet, include tubing closures, openers, evaluation/test size for desalting, protein purification, 1M/kit
Catalog Number: 10768-698
Supplier: Spectrum Laboratories



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Description:   Dialysis Membrane Tubing, Trial Size Kit, Spectra/Por 6, Pre-wetted Standard Regenerated Cellulose (RC) for convenience, 8kD MWCO, 32mm flat width (20.4mm dia), 3.3ml/cm, include tubing closures, openers, evaluation/test size for desalting, protein purification, etc, 1M/kit
Catalog Number: 10769-054
Supplier: Spectrum Laboratories



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Description:   With 3.5 kD MWCO in a 54 mm flatwidth & 34 mm diameter. 5 meter length trial size
Catalog Number: 97059-108
Supplier: Spectrum Laboratories


Small Business Enterprise

Quantity:
 
 
 
   
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Description:   10 mL volume size with 1000 KD MWCO ultrapure Biotech Cellulose Ester (CE) membrane tubing, 12 units/pkg. Floatation rings and disposable pipettes included.
Catalog Number: 97059-048
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   With 0.0.5 kD MWCO in a 16 mm flatwidth & 10 mm diameter. 1 meter lenth trial size.
Catalog Number: 97059-050
Supplier: Spectrum Laboratories


Small Business Enterprise

Quantity:
 
 
 
   
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Description:   For dialysis and ultrafiltration. Molecular weight cut-off is 25000. Available in wet form in 0.05% sodium azide as a preservative only. Contains nominal quantities of impurities. Supplied in 10m lengths. Refrigerate. Flat width: 34mm. Diameter: 21.6mm.
Catalog Number: 25221-134
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   1 mL volume size with 300 KD MWCO ultrapure Biotech Cellulose Ester (CE) membrane tubing, 12 units/pkg. Floatation rings included.
Catalog Number: 97059-038
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   For dialysis and ultrafiltration. Molecular weight cut-off is 3500. Natural cellulose. Contains some impurities which are removable. Supplied in polyethylene bag to maintain porosity. Store in refrigerator. Flat width: 45mm. Diameter: 28.6mm.
Catalog Number: 25219-085
Supplier: Spectrum Laboratories


Small Business Enterprise

Quantity:
 
 
 
   
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Description:   Dialysis Tubing, Biotech Cellulose Ester Membrane Dialysis Trial Kit, with high purity & better MW selectivity, 0.1-0.5kD MWCO, 31mm Flat-width (20mm diameter), 3.1ml/cm packaged wet, including tubing closures & openers, evaluation/test size for desalting, 1 meter/kit
Catalog Number: 10768-502
Supplier: Spectrum Laboratories



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Description:   Dialysis Membrane Tubing, Trial Size Kit, Spectra/Por 6, Pre-wetted Standard Regenerated Cellulose (RC) for convenience, 15kD MWCO, 24mm flat width (15mm dia), 1.8ml/cm, include tubing closures, openers, evaluation/test size for desalting, protein purification, etc, 1M/kit
Catalog Number: 10768-668
Supplier: Spectrum Laboratories



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Description:   For micro volume dialysis. Pre-assembled device with ultra-pure Biotech CE tubular membrane (0.1-0.5 KD MWCO) for dialyzing 400-500 ul sample volumes (12 units/pkg). 12 syringes included for easy sample loading and total recovery.
Catalog Number: 89219-386
Supplier: Spectrum Laboratories


Small Business Enterprise

Quantity:
 
 
 
   
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Description:   An Ultra High Purity and Precise Separation Dialysis Membrane. Vol/Length (ml/cm): 0.32. Dia. (mm): 6.4. Fourteen precise MWCOs ranging from 100 Daltons to 1 million Daltons.
Catalog Number: 97011-950
Supplier: Spectrum Laboratories


Small Business Enterprise

Quantity:
 
 
 
   
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Description:   For micro volume dialysis. Pre-assembled device with ultra-pure Biotech CE tubular membrane (20 KD MWCO) for dialyzing 400-500 ul sample volumes (12 units/pkg). 12 syringes included for easy sample loading and total recovery.
Catalog Number: 89219-394
Supplier: Spectrum Laboratories


Small Business Enterprise

Quantity:
 
 
 
   
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Description:   75 mm. Dia. (mm): 48. Vol/Length (ml/cm): 18. Length (m/ft): 15/50. This series of membranes is composed of cellulose reconstituted from cotton linters.
Catalog Number: 25219-230
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   With 10 kD MWCO in a 24 mm flatwidth & 15 mm diameter. 10 meter length
Catalog Number: 97059-138
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Mesh Opening (um): 60. Open Area (%): 45. Mesh Thickness (um): 55. High binding capacity surface area. Hydrophilic filter for aqueous and organic solutions. Resistant to corrosive solutions. Will not shrink, curl, tear or break under normal handling conditions.
Catalog Number: 28498-646
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Mesh Opening (um): 30. Open Area (%): 30. Mesh Thickness (um): 50. Excellent strength, rigidity, and durability. Autoclavable. Rust resistant. Mesh opening: 30 to 1,000 um.
Catalog Number: 25220-070
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   108x108 mm. Precut membrane discs are packaged 50 per pack. Flat sheet membranes are packaged 25 per pack. Membrane supplied dry with glycerol as a humectant.
Catalog Number: 25224-347
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Mesh Opening (um): 500. Open Area (%): 39. Mesh Thickness (um): 610. High wet strength for general particulate filtration applications. Inert to most chemical and biological agents. Resistant to acids & alkalis (except some oxidizing agents). Autoclavable.
Catalog Number: 28498-350
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Dialysis Membrane Tubing, Trial Size Kit, Spectra/Por 7, Pre-treated Standard Regenerated Cellulose (RC) for better membrane purity, 10kD MWCO, 45mm flat width (29mm dia), 6.4ml/cm, include tubing closures, openers, evaluation/test size for critical purification, 1M/kit
Catalog Number: 10768-694
Supplier: Spectrum Laboratories



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Description:   With 3.5 kD MWCO in a 16 mm flatwidth & 10 mm diameter. 1 meter lenth trial size.
Catalog Number: 97059-060
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Offers higher tolerance and provides a concise 8-10 kD MWCO in a 16 mm flatwidth (10 mm diameter) and 5 meter length. Packaged dry with glycerol.
Catalog Number: 89219-358
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   120 mm. Dia. (mm): 76.0. Vol/Length (ml/cm): 46.0. Length (m/ft): 15/50. This series of membranes is composed of cellulose reconstituted from cotton linters.
Catalog Number: 25218-548
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   With 100 kD MWCO in a 31 mm flatwidth & 20 mm diameter. 10 meter length.
Catalog Number: 97059-088
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Dialysis Membrane Tubing, Trial Size Kit, Spectra/Por 6, Pre-wetted Standard Regenerated Cellulose (RC) for convenience, 3.5kD MWCO, 45mm flat width (29mm dia), 6.4ml/cm, include tubing closures, openers, evaluation/test size for desalting, protein purification, etc, 1M/kit
Catalog Number: 10768-590
Supplier: Spectrum Laboratories



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Description:   1000K Mwco 16Mm Flat Width 33Ft/Pk
Catalog Number: 89068-800
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   5 ml volume size with 0.5-1.0 KD MWCO ultra-pure Biotech Cellulose Ester (CE) membrane tubing, 12 units/pkg. Floatation rings and disposable pipettes included.
Catalog Number: 97059-008
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Dialysis Tubing, Biotech Cellulose Ester Membrane Dialysis Trial Kit, with high purity & better MW selectivity, 0.5-1kD MWCO, 10mm Flat-width (6.4mm diameter), 0.32ml/cm packaged wet, including tubing closures & openers, evaluation/test size for desalting, 1 meter/kit
Catalog Number: 10768-504
Supplier: Spectrum Laboratories



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Description:   With 3.5 kD MWCO in a 24 mm flatwidth & 15 mm diameter. 10 meter length.
Catalog Number: 97059-062
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   For dialysis and ultrafiltration. Molecular weight cut-off is 50000. Available in wet form in 0.05% sodium azide as a preservative only. Contains nominal quantities of impurities. Supplied in 10m lengths. Refrigerate. Flat width: 12mm. Diameter: 7.6mm.
Catalog Number: 25221-032
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   For dialysis and ultrafiltration. Molecular weight cut-off is 3500. Available in wet form in 0.05% sodium azide as a preservative only. Contains nominal quantities of impurities. Supplied in 10m lengths. Refrigerate. Flat width: 54mm. Diameter: 34.4mm.
Catalog Number: 25221-430
Supplier: Spectrum Laboratories


Small Business Enterprise

Quantity:
 
 
 
   
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Description:   An Ultra High Purity and Precise Separation Dialysis Membrane. Vol/Length (ml/cm): 0.32. Dia. (mm): 6.4. Fourteen precise MWCOs ranging from 100 Daltons to 1 million Daltons.
Catalog Number: 97011-946
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   For dialysis and ultrafiltration. Molecular weight cut-off is 3500. Available in wet form in 0.05% sodium azide as a preservative only. Contains nominal quantities of impurities. Supplied in 10m lengths. Refrigerate. Flat width: 18mm. Diameter: 11.5mm.
Catalog Number: 25221-393
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   50 mm. Dia. (mm): 32. Vol/Length (ml/cm): 8.0. This series of membranes is composed of cellulose reconstituted from cotton linters. Spectra/Por Regenerated Cellulose membranes carry no fixed charge and do not absorb most solutes.
Catalog Number: 28170-170
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   Dialysis Membrane Tubing, Trial Size Kit, Biotech Grade Cellulose Ester (CE) with high purity, 100kD MWCO, 24mm flat width (15mm dia), 1.8ml/cm packaged wet, include tubing closures, openers, evaluation/test size for desalting, protein purification, 1M/kit
Catalog Number: 10768-520
Supplier: Spectrum Laboratories



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Description:   For dialysis and ultrafiltration. Molecular weight cut-off is 6000 to 8000. Natural cellulose. Contains some impurities which are removable. Supplied in polyethylene bag to maintain porosity. Store in refrigerator. Flat width: 50mm. Diameter: 31.8mm.
Catalog Number: 25218-129
Supplier: Spectrum Laboratories


Small Business Enterprise

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Description:   With 12-14 kD MWCO in a 45 mm flatwidth & 29 mm diameter. 5 meter length trial size
Catalog Number: 97059-104
Supplier: Spectrum Laboratories


Small Business Enterprise

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Catalog Number: 28170-166
Supplier: Spectrum Laboratories


Small Business Enterprise

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Certificate Certificates    
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Description:   Molecular weight cut-off is 8000. Free of trace metal and sulfur for separations involving a possible sensitivity to such materials. Supplied wet in 0.1% sodium azide as a preserving agent. 5m length. Flat width: 32mm. Diameter: 20.4mm.
Catalog Number: 25223-694
Supplier: Spectrum Laboratories


Small Business Enterprise

Quantity:
 
 
 
   
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