accessibility menu, dialog, popup

UserName

Protein Analysis Reagents

A wide variety of products for use in the study of proteins. Includes protein samples, extraction and purification products, protein modifiers, assays, dialysis supplies, gene reporter systems, cDNA, competent cells, immunohistochemistry supplies, etc.
Bioactive Small Molecules (3,238)
Protein Purification (1,464)
Crosslinking, Labeling and Protein Modification (907)
Dialysis and Desalting (487)
Protein Assays (309)
Gene Reporter Systems (298)
Immunohistochemistry Kits and Reagents (260)
Streptavidin-Biotin Binding Products (162)
Lysates (150)
Competent Cells (129)
Protein Mass Spectrometry Sample Prep (102)
Protein Resins (102)
Antibody Production and Purification (98)
Cytokines and Receptors Reagents and Kits (71)
Protein Extraction (70)
Protein Detection Systems (39)
SILAC Isotope Labeling Reagents and Kits (30)
Amino Acid Analysis Reagents and Accessories (25)
Antibody Affinity Purification Buffers (22)
Avidin Products (19)
Mammalian cDNA (18)
Gamma Globulins (8)
Non-isotopic Labeling Reagents and Kits (1)

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Narrow Results

category

special offers

  • (243)
  • (13)

brands

  • (133)
  • (12)
  • (4)
  • (65)
  • (4)
  • (5)
  • (776)
  • (16)
  • (123)
  • (10)
  • (2)
  • (7)
  • (525)
  • (1)
  • (2)
  • (87)
  • (51)
  • (968)
  • (15)
  • (482)
  • (37)
  • (394)
  • (62)
  • (34)
  • (1)
  • (284)
  • (1)
  • (1)
  • (18)
  • (1)
  • (1,344)
  • (322)
  • (2)
  • (2,220)

special interests

  • (7)
  • (201)

Product Type

  • (2)
  • (1)
  • (2)
  • (1)
  • (1)
  • (1)
  • (1)
Show all

Product Line

  • (4)
  • (4)
  • (7)
  • (1)
  • (125)
  • (37)
  • (4)
Show all

Form

  • (10)
  • (1)
  • (12)
  • (4)
  • (6)
  • (1)
  • (371)
Show all

Type

  • (2)
  • (1)
  • (2)
  • (2)
  • (26)
  • (40)
  • (2)
Show all

Format

  • (5)
  • (3)
  • (5)
  • (3)
  • (7)
  • (15)
  • (1)
Show all

MWCO

  • (10)
  • (3)
  • (6)
  • (3)
  • (18)
  • (1)
  • (42)
Show all

Conjugate

  • (2)
  • (7)
  • (3)
  • (1)
  • (2)
  • (1)
  • (1)
Show all

Physical Form

  • (2)
  • (13)
  • (9)
  • (2)
  • (1)
  • (18)
  • (24)
Show all

Column Type

  • (13)
  • (32)
  • (59)
  • (2)
  • (12)
  • (22)
  • (6)
Show all

Chemical Reactivity

  • (12)
  • (3)
  • (107)
  • (32)
  • (1)
  • (12)
  • (8)
Show all

Search Within Results
Keyword Search:
1 – 15 of 5,171 results
1
Promotions Available

Guanidine Hydrochloride (Colorless-to-White Crystals), Fisher BioReagents™

For isolation of RNA from cell extracts | CAS: 50-01-1 | CH6ClN3

EDGE
CAS 50-01-1
Color White
Purity ≥99.5%
Physical Form Solid
Chemical Name or Material Guanidine Hydrochloride
Recommended Storage Store at Room Temperature
Synonym guanidine hydrochloride
Merck Index 15, 4597
Molecular Formula CH6ClN3
Formula Weight 95.53
Melting Point 178°C
Assay Percent Range ≥99.5%
2

Spectrum™ Spectra/Por™ 3 RC Dialysis Membrane Tubing 3500 Dalton MWCO

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

EDGE
MWCO 3.5 kDa
Length (Metric) 15 m
Product Type Spectra/Por 3 Dialysis Tubing
Formulation Contain glycerin as a humectant
Length (English) 49.2 ft.
Quantity Each
Temperature Range (English) 39.2°F to 249.8°F
Material Regenerated Cellulose
For Use With (Application) Ideal for molecular separation, protein binding studies, electrolyte removal, desalting
Temperature Range (Metric) 4°C to 121°C
3

Spectrum™ Spectra/Por™ 2 RC Dialysis Membrane Tubing 12,000 to 14,000 Dalton MWCO

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

EDGE
MWCO 12 to 14 kDa
Length (Metric) 15 m
Product Type Spectra/Por 2 Dialysis Tubing
Formulation Contain glycerin as a humectant
Length (English) 49.2 ft.
Quantity Each
Temperature Range (English) 39.2°F to 249.8°F
Material Regenerated Cellulose
For Use With (Application) Ideal for molecular separation, protein binding studies, electrolyte removal, desalting
Temperature Range (Metric) 4°C to 121°C
4

Thermo Scientific™ Pierce™ Negative Ion Calibration Solution

Calibrate LTQ mass spectrometer instruments using a mixture of highly purified ionizable molecules designed for negative mode calibration.

5

Thermo Scientific™ Pierce™ LTQ Velos ESI Positive Ion Calibration Solution

Calibrate LTQ Velos, LTQ Orbitrap and other mass spectrometers using a mixture of highly purified ionizable molecules designed for positive mode calibration.

6

Invitrogen™ DynaMag™-2 Magnet  DFS Item

The DynaMag-2 magnet combines a strong magnetic attraction for efficient separations in standard microcentrifuge tubes with a flexible and smart ergonomic design.

7

Thermo Scientific™ Pierce™ BCA Protein Assay Reagent A

Estimate visually, or measure with a standard spectrophotometer or plate reader at 562 nm.

Assay BCA Assay
Specificity Not Target-Specific
Content And Storage Store at room temperature.
Description Pierce BCA Protein Assay Reagent A
For Use With (Equipment) Spectrophotometer, Microplate Reader
Product Type Protein Quantitation Assay
For Use With (Application) Solution-based Detection, Absorbance
Product Line Pierce
Detection Method Colorimetric
8

Thermo Scientific™ Slide-A-Lyzer™ G3 Dialysis Cassettes, 2K MWCO
GREENER_CHOICE

Thermo Scientific Slide-A-Lyzer™ G3 Dialysis Cassettes facilitate the rapid and trouble-free dialysis of sample volumes from 0.5 to 125 mL. Unlike standard flat tubing, these innovative devices do not require knots or clips that can lead to leaking and sample loss.

MWCO 2.0 kDa
Format Cassette
Membrane Cellulose Membrane, Dialysis
Purification Target Buffer Exchange, Protein
Product Line Slide-A-Lyzer
9

Thermo Scientific™ Brij™-35, 30% Solution

Stabilized Brij-35 detergent provided as 10% and 30% solutions for use in various protein methods including cell lysis and HPLC.

10

MilliporeSigma™ Calbiochem™ Aprotinin, Bovine Lung, Crystalline

Aprotinin, Bovine Lung, Crystalline, CAS 9087-70-1, is a competitive, reversible, heat- and acid-stable inhibitor of proteolytic and esterolytic activities.

Content And Storage Hygroscopic
CAS 9087-70-1
Form Crystalline Solid
Target Proteins chymotrypsin
Solubility H2O
Color White to Off-white
Purity 95% by gel filtration
Concentration 5500 KIU/mg, dry weight
Formula Weight 6512g/mol
11

Thermo Scientific™ PMSF Protease Inhibitor

Customize your protease inhibitor cocktail formulation with these small packages of individual protease inhibitor peptides and compounds.

12

MilliporeSigma™ Calbiochem™ Leupeptin, Hemisulfate, Microbial

Leupeptin hemisulfate, CAS 103476-89-7, is a reversible inhibitor of trypsin-like proteases and cysteine proteases.

Content And Storage Hygroscopic
CAS 103476-89-7
Form Lyophilized
Target Proteins trypsin- and cysteine-like proteases
Solubility H2O
Color White
Purity 90% by HPLC
Molecular Formula C20H38N6O4·0.5H2SO4
Formula Weight 475.6g/mol
13

Thermo Scientific Chemicals Protease Inhibitor Cocktail, for general use

 

Content And Storage 2°C to 8°C
Product Type Protease Inhibitor Cocktail
Odor Odorless
14

MilliporeSigma™ Calbiochem™ QX-314

A quaternary lidocaine derivative, permanently charged, and lipophobic.

15

MilliporeSigma™ Calbiochem™ c-Myc Inhibitor

The c-Myc Inhibitor, also referenced under CAS 403811-55-2, controls the biological activity of c-Myc.