Protein A from Staphylococcus aureus Soluble, Cowan Strain, essentially salt-free, lyophilized powder

Protein A from Staphylococcus aureus Soluble, Cowan strain, recombinant, expressed in E. coli, aqueous solution, ≥95% (HPLC)

Protein A from Staphylococcus aureus Soluble, essentially salt-free, lyophilized powder, extracellular

Protein A soluble from Staphylococcus aureus (Cowan strain) powder, white

Protein A-Sepharose™ from Staphylococcus aureus lyophilized powder

Protein A–Biotin from Staphylococcus aureus lyophilized powder

Protein C from human plasma Activated, lyophilized powder, ≥90% (SDS-PAGE)

Protein Disulfide Isomerase from bovine liver ≥100 units/mg protein, lyophilized powder

Protein Extraction Reagent Type 4

Protein G Agarose >98% (HPLC and SDS-PAGE), suspension

Protein G Immunoprecipitation Kit sufficient for 50 assays

Protein G recombinant from Escherichia coli, ≥90%

Protein G Sepharose™, Fast Flow recombinant, expressed in E. coli, aqueous ethanol suspension

Protein G-Biotin from Streptococcus sp. recombinant, expressed in unspecified host, lyophilized powder

Protein G–Agarose lyophilized powder, Contains lactose stabilizers that must be removed prior to use.

Protein G′ from proprietary source recombinant, expressed in E. coli, lyophilized powder

Protein Kinase A from bovine heart ≥0.8 units/μg protein, lyophilized powder

Protein L from Peptostreptococcus magnus >95% (SDS-PAGE), recombinant, expressed in E. coli, essentially salt-free, lyophilized powder

Protein Standard analytical standard, 2 mg/vial BSA

Protein Standard analytical standard, 200 mg/mL (BSA)

Protein Standard analytical standard, 80 mg/mL (HSA and gamma-globulins)

Protein standard liquid, 2 mg protein/ml

Protein standard Micro Standard, liquid

Protein Standard Mix 15 - 600 kDa for size exclusion chromatography

Protein Standard Set analytical standard

Protein Tyrosine Phosphatase 1B human recombinant, expressed in E. coli

ProteinA-Sepharose™ 4, Fast Flow from Staphylococcus aureus aqueous ethanol suspension

Proteinase from Aspergillus melleus Type XXIII, ≥3 units/mg solid

Proteinase K from Tritirachium album buffered aqueous glycerol solution, Molecular Biology, ≥800 units/mL

Proteinase K from Tritirachium album free of DNA contaminants, suitable for Microbiome research, lyophilized powder, ≥30 units/mg protein

Proteinase K from Tritirachium album lyophilized powder, Molecular Biology, BioUltra, ≥30 units/mg protein

Proteinase K from Tritirachium album lyophilized powder, ≥30 units/mg protein

Proteinase K from Tritirachium album ≥3.0 unit/mg solid, lyophilized powder

Proteinase K from Tritirachium album ≥30 units/mg protein

Proteinase K from Tritirachium album ≥500 units/mL, buffered aqueous glycerol solution

Proteinase K, recombinant, PCR Grade Lyophilizate from Pichia pastoris

Proteinase K, recombinant, PCR Grade Solution from Pichia pastoris

Proteinase K–Agarose from Tritirachium album lyophilized powder

Proteinase, bacterial Type XXIV, 7.0-14.0 units/mg solid, lyophilized powder

ProteoMass™ ACTH Fragment 18-39 MALDI-MS Standard vial of 10 nmol, monoisotopic mol wt 2,464.1989 Da

ProteoMass™ Angiotensin II MALDI-MS Standard vial of 10 nmol

ProteoMass™ Bradykinin Fragment 1-7 MALDI-MS Standard vial of 10 nmol, monoisotopic mol wt 756.3997 Da

ProteoMass™ Insulin chain B oxidized MALDI-MS Standard vial of 10 nmol

ProteoMass™ Insulin MALDI-MS Standard vial of 10 nmol, monoisotopic mol wt 5,729.6087 Da

ProteoMass™ Protein MALDI-MS Calibration Kit Protein MALDI MS Calibration Standard