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Protein Purification Reagents and Kits

A variety of reagents, columns, kits, and associated products designed for high-yield purification of proteins.
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181 – 195 of 5,632 results
181

Thermo Scientific™ CaptureSelect™ Biotin Anti-Free LC-kappa (Human) Conjugate
GREENER_CHOICE

Thermo Scientific™ CaptureSelect™ Biotin Anti-Free LC-kappa (Hu) Conjugate consists of a 13 kDa recombinant single domain antibody fragment (VHH affinity ligand) that binds highly selectively to free human kappa light chains and dimers thereof.

Ligand Type Antibody
Type Conjugate
Content And Storage Store in freezer (-5°C to -30°C).
Form Liquid
Label or Dye Biotin & Other Haptens
Product Line CaptureSelect
182

Cytiva GSTrap™ 4B Prepacked Columns: 7 x 25mm

Use for convenient, high capacity one-step purification of glutathione S-transferase (GST) tagged proteins. Cytiva Life Sciences™ GSTrap™ 4B Prepacked Columns: 7 x 25mm are prepacked with Glutathione Sepharose™ 4B

Ligand Type Glutathione
Flow Rate <4 mL/min.
Type Pre-packed Column
Content And Storage 4°C to 30°C, 20% Ethanol
Diameter (English) Inner 0.27 in.
Bed Volume 1 mL
Description GSTrap 4B columns are prepacked Glutathione Sepharose 4B columns for convenient, high capacity one-step purification of glutathione S-transferase (GST) tagged proteins.
Max. Operating Pressure 5 bar (0.5 MPa, 70 psi)
pH Range 4 to 13
Diameter (Metric) Inner 7 mm
Material Polypropylene
For Use With (Application) GSTrap 4B columns are used for the purification of GST-tagged proteins from bacterial lysates and other glutathione S-tranferases or glutathione-dependent proteins. Mild elution conditions preserve protein antigenicity and function.
Support Type 4% Highly Cross-linked Agarose
183

MilliporeSigma™ D-Tube™ Dialyzer Mega, 20mL, MWCO 3.5 kDa

Used for dialysis and electroelution of proteins, RNA, DNA, and oligonucleotides from polyacrylamide or agarose gels

Includes 10 or 50 tubes and one or 5 floating racks to hold one D-Tube Mega in the exchange buffer
184

Cytiva GSTrap™ FF Columns: 7 x 25mm

Purifies GST-tagged proteins in one step

Content And Storage 4°C to 30°C, 20% Ethanol
Diameter (English) Inner 0.27 in.
Bed Volume 1 mL
Description GSTrap FF columns are prepacked Glutathione Sepharose Fast Flow columns for fast, convenient, one-step purification of glutathione S-transferase (GST) tagged proteins.
pH Range 3 to 12
Diameter (Metric) Inner 7 mm
Material Polypropylene
For Use With (Application) For the purification of GST-tagged proteins from bacterial lysates and other glutathione S-tranferases or glutathione-dependent proteins and for preparation of cytoplasmic extract
Particle Size 90 μm
Ligand Type Glutathione and 10 carbon linker arm
Flow Rate <4 mL/min.
Type Pre-packed Column
Max. Operating Pressure 5 bar (0.5 MPa, 70 psi)
Support Type 4% Highly Cross-linked Agarose
185

Thermo Scientific™ CaptureSelect™ FcXL Ligand Leakage ELISA
GREENER_CHOICE

Thermo Scientific™ CaptureSelect™ FcXL Ligand Leakage ELISA is designed to detect possible leached ligand of antibodies or antibody fragments purified using CaptureSelect FcXL Affinity Matrix.

Assay ELISA
Type ELISA Kit
Target CaptureSelect FcXL Ligand
Content And Storage Store in freezer (-5°C to -30°C).
Format Kit
For Use With (Equipment) Microplate Reader
Product Line CaptureSelect
186

Thermo Scientific™ POROS™ MabCapture™ A Affinity Chromatography Resin
GREENER_CHOICE

Thermo Scientific™ POROS™ MabCapture™ A Media is a new design in Protein A chromatography resins technology, combining improvements made in bead and chemistry technology.

Stationary Phase Protein A
Type Bulk Resin
Content And Storage Store refrigerated at 2°C to 8°C.
Form Liquid Suspension
Product Line POROS
187

Thermo Scientific™ CaptureSelect™ VIII Select Leakage ELISA
GREENER_CHOICE

Thermo Scientific™ CaptureSelect™ VIIISelect Leakage ELISA is designed to detect possible leached ligand of B domain-depleted recombinant Factor VIII purified using VIIISelect affinity resin (Cytiva).

Assay ELISA
Type ELISA Kit
Target VIIISelect Affinity Ligand
Content And Storage Store at -5°C to -30°C.
Format Kit
For Use With (Equipment) Microplate Reader
Product Line CaptureSelect
188

Thermo Scientific™ CaptureSelect™ Human Fab-lambda Kinetics Biotin Conjugate
GREENER_CHOICE

Thermo Scientific™ CaptureSelect™ Human Fab-lambda Kinetics Biotin Conjugate is a bi-functional ligand construct consisting of 2 different 13 kDa recombinant single domain antibody fragments (affinity ligands).

Ligand Type Antibody
Type Conjugate
Content And Storage Store in freezer (-5°C to -30°C).
Form Liquid
Label or Dye Biotin & Other Haptens
Product Line CaptureSelect
189

Thermo Scientific™ CaptureSelect™ Biotin Anti-IgM Conjugate
GREENER_CHOICE

Thermo Scientific™ CaptureSelect™ Biotin Anti-IgM Conjugate consists of a 14 kDa recombinant single domain antibody fragment (VHH affinity ligand) that specifically binds to the μ chain of human, rat, and mouse IgM antibodies.

Ligand Type Antibody
Type Conjugate
Target IgM
Content And Storage Store at -5°C to -30°C.
Form Liquid
Label or Dye Biotin & Other Haptens
Product Line CaptureSelect
190

Thermo Scientific™ CaptureSelect™ Biotin Anti-IgG-Fc (Multi-species) Conjugate
GREENER_CHOICE

Thermo Scientific™ CaptureSelect™ Biotin Anti-IgG-Fc (ms) Conjugate consists of a 13 kDa recombinant single domain antibody fragment that specifically binds to the Fc part of IgG from multiple species.

Ligand Type Antibody
Type Conjugate
Target IgG (Fc region)
Content And Storage Store at -5°C to -30°C.
Form Liquid
Label or Dye Biotin & Other Haptens
Product Line CaptureSelect
191

Thermo Scientific™ POROS™ CaptureSelect™ IgA Affinty HPLC Columns

Thermo Scientific™ POROS™ CaptureSelect™ IgA HPLC columns incorporate the advantages of high-speed POROS chromatography resins with the unique selectivity of CaptureSelect ligands.

192

Thermo Scientific™ CaptureSelect™ Biotin Anti-CD9 Conjugate
GREENER_CHOICE

Thermo Scientific™ CaptureSelect™ Biotin Anti-CD9 Conjugate consists of a 12–15 kDa recombinant single domain antibody fragment (VHH affinity ligand) that specifically binds with high affinity and selectivity to the tetraspanin marker CD9.

Shipping Condition Dry Ice
Ligand Type Recombinant single-domain antibody fragment (VHH ligand)
Target Tetraspanin CD9
Content And Storage Store in freezer (–5 to –30°C).
Reactivity Anti-tetraspanin CD9
Final Product Type Biotin Conjugate
Form Frozen Liquid
Formulation Phosphate-buffered saline (pH 7.4)
Label or Dye Biotin
Concentration 1 mg/mL
Product Line CaptureSelect
193

Thermo Scientific™ POROS™ 50 PI Weak Anion Exchange Resin

Thermo Scientific™ POROS™ Weak Anion Exchange Media. POROS 50 micron bulk resins is available for low pressure applications, including large scale downstream bioprocessing.

Shipping Condition Room Temperature
Pore Size 500 to 10,000 Å
Stationary Phase PI (Polyethyleneimine)
Type Bulk Resin
Content And Storage Store at room temperature.
Form Liquid Suspension
Binding Strength Weak
Product Line POROS
194

Thermo Scientific™ CaptureSelect™ FSH Ligand Leakage ELISA
GREENER_CHOICE

Thermo Scientific™ CaptureSelect™ FSH Ligand Leakage ELISA is designed to detect possible leached ligand of follicle-stimulating hormone (FSH) purified using CaptureSelect FSH Affinity Matrix.

Assay ELISA
Type ELISA Kit
Content And Storage Store in freezer (-5°C to -30°C).
Format Kit
For Use With (Equipment) Microplate Reader
Product Line CaptureSelect
195

Thermo Scientific™ CaptureSelect™ Biotin Anti-LC-lambda Mouse Conjugate
GREENER_CHOICE

Thermo Scientific™ CaptureSelect™ Biotin Anti-LC-lambda Mouse Conjugate consists of a 13 kDa recombinant single domain antibody fragment (VHH affinity ligand) that specifically binds to the constant domain of lambda light chains of mouse antibodies.

Ligand Type Antibody
Type Conjugate
Content And Storage Store in freezer (-5°C to -30°C).
Form Liquid
Label or Dye Biotin & Analogs
Product Line CaptureSelect