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Proteins & Enzymes Diagnostics Product Group  On this Page Enzymes and Inhibitors Nucleosides, Nucleotides, and Cofactors Proteins and Derivatives Substrates Enzymes and Inhibitors Catalog # Name A7011 Alcohol Dehydrogenase Saccharomyces cerevisiae Lyophilized powder (contains buffer salts), activity: ≥300 units/mg protein A8435 Alcohol Dehydrogenase, NADP+ dependent Thermoanaerobium brockii Lyophilized powder, activity: 5-15 units/mg protein A0438 Alcohol Oxidase from Hansenula sp. Vacuum-dried powder, activity: 20-40 units/mg protein (Bradford) A8811 Aldolase from rabbit muscle Ammonium sulfate suspension, activity: 10-20 units/mg protein A2714 Aldolase from rabbit muscle Lyophilized powder, activity: ~10 units/mg protein A1603 Alginate Lyase from Flavobacterium sp. A8003 Allopurinol A6664 4-Amidinophenylmethanesulfonyl fluoride hydrochloride A4257 L-Amino Acid Oxidase Bothrops atrox venom Type II, dried venom, activity: ≥0.2 unit/mg solid A8200 Aminopeptidase from Aeromonas proteolytica Lyophilized powder, activity: 50-150 units/mg protein A3403 α-Amylase Type XII-A, saline solution, activity: 500-1,000 units/mg protein (biuret) A9972 α-Amylase Lyophilized powder, activity: ≥100 units/mg protein A3176 α-Amylase Type VI-B, activity: 10-30 units/mg solid A4268 α-Amylase Type I-A, PMSF treated, saline suspension, activity: 700-1400 units/mg protein (E1%/280) A2330 Amyloglucosidase from Candida tsukubaensis Ammonium sulfate suspension, activity: 50-150 units/mg protein A9285 alpha;1-Antichymotrypsin from human plasma ~95% (SDS-PAGE), lyophilized powder A9024 alpha;1-Antitrypsin from human plasma Salt-free, lyophilized powder A6150 alpha;1-Antitrypsin from human plasma Salt-free, lyophilized powder A4529 Aprotinin bovine lung A6012 Aprotinin bovine lung A6103 Aprotinin bovine lung Recombinant, expressed in, activity: >5 TIU/mg protein A0157 Ascorbate Oxidase Cucurbita sp. Lyophilized powder, activity: 1,000-3,000 units/mg protein B8385 Bestatin hydrochloride ≥98% (HPLC) C1057 Butyrylcholinesterase equine serum Lyophilized powder, activity: ≥900 units/mg protein C3934 Carbonic Anhydrase bovine erythrocytes Lyophilized powder, activity: ≥2,500 W-A units/mg protein C2273 Carbonic Anhydrase bovine erythrocytes For use as a marker in SDS-PAGE C4396 Carbonic Anhydrase I human erythrocytes Lyophilized powder, activity: 100-500 W-A units/mg protein C3640 Carbonic Anhydrase Isozyme II from bovine erythrocytes Lyophilized powder, activity: ≥2,000 W-A units/mg protein C2522 Carbonic Anhydrase Isozyme II from bovine erythrocytes Lyophilized powder, activity: ≥3,000 W-A units/mg protein C9584 Carboxypeptidase B porcine pancreas Lyophilized powder C4899 Carnitine Acetyltransferase pigeon breast muscle Ammonium sulfate suspension, activity: ≥80 units/mg protein C3515 Catalase Ammonium sulfate suspension, activity: 4,000-8,000 units/mg protein C9322 Catalase Lyophilized powder, activity: 2,000-5,000 units/mg protein C30 Catalase Aqueous suspension, activity: 10,000-40,000 units/mg protein C40 Catalase Lyophilized powder, activity: ≥10,000 units/mg protein C100 Catalase Aqueous suspension, activity: 40,000-60,000 units/mg protein (E1%/405) C0150 Cathepsin B from human placenta Lyophilized powder, activity: ≥5 units/mg protein C9033 beta;-Chloro-L-alanine hydrochloride C4911 Chlorothiazide C3766 Cholesterol Esterase bovine pancreas Lyophilized powder, activity: ≥200 units/g protein C5896 Choline Oxidase from Alcaligenes sp. Lyophilized powder, activity: ~10 units/mg solid C7762 α-Chymotrypsin Type I-S, essentially salt-free, lyophilized powder C6423 α-Chymotrypsin Suitable for protein sequencing, salt-free, lyophilized powder C8946 α-Chymotrypsin Lyophilized powder C3142 alpha;-Chymotrypsin TLCK Treated from bovine pancreas Type VII, essentially salt-free, lyophilized powder, activity: ≥40 units/mg protein C7926 Collagenase from Clostridium histolyticum C3921 Creatinase Pseudomonas sp. Recombinant, expressed in, lyophilized powder, activity: 10-15 units/mg protein C0984 Creatine Kinase MB Fraction from human heart ~700 I.U./mL, >90% (SDS-PAGE), liquid C7886 Creatine Phosphokinase Type III, salt-free, lyophilized powder, activity: ≥50 units/mg protein C6638 Creatine Phosphokinase Type IV, lyophilized powder, activity: 50-150 units/mg protein C3755 Creatine Phosphokinase Type I, salt-free, lyophilized powder, activity: 150-350 units/mg protein C3172 Creatininase Pseudomonas sp. Lyophilized powder, activity: 100-300 units/mg protein C0733 Cyclooxygenase 1 from sheep Aqueous solution, ≥95% (SDS-PAGE), activity: ≥40,000 units/mg protein C0858 Cyclooxygenase 2 human ≥70% (SDS-PAGE), recombinant, expressed in, aqueous solution, activity: ≥8000 units/mg protein C3805 Cyclophilin A human >95% (SDS-PAGE), recombinant, expressed in, buffered aqueous solution D5025 Deoxyribonuclease I from bovine pancreas Type IV, lyophilized powder, Protein: ~90%, activity: ≥2,000 Kunitz units/mg protein D4527 Deoxyribonuclease I from bovine pancreas Type II, lyophilized powder, Protein: ~90%, activity: ≥2,000 units/mg protein D4513 Deoxyribonuclease I from bovine pancreas Type II-S, lyophilized powder, Protein: ~90%, activity: ≥2,000 units/mg protein D4263 Deoxyribonuclease I from bovine pancreas Standardized vial containing 2,000 Kunitz units of DNase I (D4527). D1501 Deoxyribonucleic acid sodium salt from calf thymus Type I, fibers D4022 P1,P5-Di(adenosine-5′) pentaphosphate pentasodium salt ≥95% (HPLC), powder D1387 P1,P3-Di(adenosine-5′) triphosphate ammonium salt D1762 P1,P5-Di(guanosine-5′) pentaphosphate ammonium salt D1028 P1,P4-Di(guanosine-5′) tetraphosphate ammonium salt ~95% (HPLC) D2012 P1,P3-Di(guanosine-5′) triphosphate ammonium salt ≥90% (HPLC) G4256 Galactose-1-phosphate Uridyltransferase from galactose-adapted yeast Type IV, lyophilized powder, activity: 20-60 units/mg protein (modified Warburg-Christian) G6125 Glucose Oxidase Aspergillus niger Type II, activity: 15,000-25,000 units/g solid (without added oxygen) G6378 Glucose-6-phosphate Dehydrogenase Type XV, lyophilized powder, activity: 200-400 units/mg protein (modified Warburg-Christian) G7877 Glucose-6-phosphate Dehydrogenase Type VII, ammonium sulfate suspension, activity: ≥200 units/mg protein G7750 Glucose-6-phosphate Dehydrogenase Type V, dry ammonium sulfate cake, activity: ≥150 units/mg protein (modified Warburg-Christian) G8404 Glucose-6-phosphate Dehydrogenase Recombinant, expressed in, ammonium sulfate suspension, activity: 550-1,100 units/mg protein (biuret) G8529 Glucose-6-phosphate Dehydrogenase Recombinant, expressed in, lyophilized powder, activity: 550-1,100 units/mg protein (biuret) G3651 alpha;-Glucosidase from Bacillus stearothermophilus Lyophilized powder, activity: ≥50 units/mg protein G7396 β-Glucuronidase Type IX-A, lyophilized powder, activity: 1,000,000-5,000,000 units/g protein (30 min assay) G7896 β-Glucuronidase Type X-A, lyophilized powder, activity: 20,000,000-60,000,000 units/g protein, pH 6.8 (30 min assay) G4259 β-Glucuronidase Type HA-4, activity: 250,000-500,000 units/g solid G0876 β-Glucuronidase Type H-2, aqueous solution, ≥85,000 units/mL G8132 β-Glucuronidase Type L-II, lyophilized powder, activity: 1,000,000-3,000,000 units/g solid G7005 Glutamic-Oxalacetic Transaminase from porcine heart Type II-A, lyophilized powder, activity: 100-400 units/mg protein G8255 Glutamic-Pyruvic Transaminase from porcine heart Lyophilized powder, activity: ≥75 units/mg protein G2267 Glyceraldehyde-3-phosphate Dehydrogenase from rabbit muscle Lyophilized powder, activity: ≥75 units/mg protein G1642 sn-Glycerol-3-phosphocholine Phosphodiesterase mold Lyophilized powder, activity: 5-20 units/mg protein H4502 Hexokinase from Saccharomyces cerevisiae Type F-300, lyophilized powder, activity: 130-250 units/mg protein (biuret) H8629 Hexokinase and Glucose-6-phosphate Dehydrogenase baker's yeast (S. cerevisiae) Lyophilized powder, hexokinase activity: ≥65 units/mg protein, glucose-6-phosphate dehydrogenase activity: ≥75 units/mg protein (b H9408 beta;-Hydroxybutyrate Dehydrogenase from Pseudomonas lemoignei Lyophilized powder, activity: 200-750 units/mg protein H1506 3alpha-Hydroxysteroid Dehydrogenase Pseudomonas testosteroni Activity: ≥15 units/mg protein I1149 Iodoacetamide SigmaUltra I6125 Iodoacetamide Crystalline K2638 Kallikrein human plasma Buffered aqueous solution, activity: ~15 units/mg protein K1632 Kininogen high molecular weight, Two Chain human plasma Lyophilized powder P4524 beta;-Lactamase from Enterobacter cloacae Type IV, lyophilized powder, activity: 0.2-0.6 units/mg protein (using benzylpenicillin) P4399 beta;-Lactamase from Enterobacter cloacae Type III, lyophilized powder, activity: 6-18 units/mg protein (using benzylpenicillin) L2395 D-Lactic Dehydrogenase Leuconostoc mesenteroides Ammonium sulfate suspension, activity: 1,000-3,000 units/mg protein (biuret) L1378 L-Lactic Dehydrogenase Type X, ammonium sulfate suspension, activity: ≥600 units/mg protein L1254 L-Lactic Dehydrogenase Type XI, salt-free, lyophilized powder, activity: 700-1,200 units/mg protein L2884 Leupeptin Microbial, ≥90% (HPLC) L8511 Leupeptin Synthetic, ≥85% (HPLC) L9783 Leupeptin Microbial, ≥90% (HPLC) L2023 Leupeptin ≥90% (HPLC), microbial L9780 Lipase Buffered aqueous solution, activity: ≥250 units/mg protein (Lowry) L8906 Lipase Lyophilized powder, activity: ≥300 units/mg solid (using olive oil) L0382 Lipase Type VI-S, lyophilized powder L9518 Lipase Type XIII, lyophilized powder, activity: ≥15 units/mg solid L3001 Lipase Type I, lyophilized powder, activity: ~10 units/mg protein (using triacetin, inactive on olive oil) L7386 Lysostaphin from Staphylococcus staphylolyticus Lyophilized powder, Protein: ~60%, activity: ≥500 units/mg protein L4402 Lysostaphin from Staphylococcus staphylolyticus Lyophilized powder, >97% (SDS-PAGE), Protein: ~50%, activity: ≥2,000 units/mg protein M6159 alpha;2-Macroglobulin from human plasma Lyophilized powder, ≥98% (SDS-PAGE) M2634 Malic Dehydrogenase porcine heart Buffered aqueous glycerol solution, activity: ~700 units/mg protein (biuret) M5257 Malic Dehydrogenase (oxalacetate-decarboxylating) chicken liver Ammonium sulfate suspension, activity: 10-30 units/mg protein (modified Warburg-Christian) A6770 Methotrexate hydrate M9659 4-Methylumbelliferyl N-acetyl-beta;-D-galactosaminide ≥98% (TLC) M6018 4-Methylumbelliferyl beta;-D-cellobioside M5510 4-Methylumbelliferyl beta;-D-fucoside M1633 4-Methylumbelliferyl beta-D-galactopyranoside ≥99% (TLC) M3657 4-Methylumbelliferyl alpha-D-mannopyranoside ~98% (TLC) M0905 4-Methylumbelliferyl beta;-D-mannopyranoside ≥98% (TLC) M8168 4-Methylumbelliferyl phosphate disodium salt M7008 4-Methylumbelliferyl-beta-D-xylopyranoside M9901 Mutanolysin from Streptomyces globisporus ATCC 21553 P0389 Penicillinase from Bacillus cereus Lyophilized powder, activity: 1,500-3,000 units/mg protein (using benzylpenicillin) P8375 Peroxidase horseradish Type VI, essentially salt-free, lyophilized powder, activity: 250-330 units/mg solid (using pyrogallol) P6782 Peroxidase horseradish Type VI-A, essentially salt-free, lyophilized powder, activity: ~1000 units/mg solid (using ABTS), activity: 250-330 units/mg solid (using pyrogallol) P8250 Peroxidase horseradish Type II, essentially salt-free, lyophilized powder, activity: 150-250 units/mg solid (using pyrogallol) P8125 Peroxidase horseradish Type I, essentially salt-free, lyophilized powder, activity: 50-150 units/mg solid (using pyrogallol) P8415 Peroxidase horseradish Type XII, essentially salt-free, lyophilized powder, activity: 250-330 units/mg solid (using pyrogallol) P6140 Peroxidase horseradish Type X, ammonium sulfate suspension, activity: ~250 units/mg protein (biuret, using pyrogallol) P1709 Peroxidase, Maleimide Activated from horseradish Lyophilized powder, activity: >200 units/mg protein P1146 Phosphatase, Acid Lyophilized powder, activity: 3-10 units/mg solid P1435 Phosphatase, Acid Ammonium sulfate suspension, activity: ≥10 units/mg protein (modified Warburg-Christian) P3147 Phosphatase, Acid, Prostatic Lyophilized powder, activity: ~2 units/g solid P1649 Phosphatase, Acid, Prostatic Lyophilized powder, activity: ≥200 units/mg protein P6772 Phosphatase, Alkaline Lyophilized powder, activity: 2,000-4,000 DEA units/mg protein P5931 Phosphatase, Alkaline Lyophilized powder, activity: 30-60 units/mg protein (in glycine buffer) P7634 3-Phosphoglyceric Phosphokinase from baker's yeast (S. cerevisiae) Ammonium sulfate suspension, activity: 1,500-2,500 units/mg protein R7385 Phosphoramidon disodium salt ≥97% (TLC) P1867 Plasmin from human plasma Lyophilized powder, activity: ≥3 units/mg protein P5661 Plasminogen from human plasma Lyophilized powder, activity: ≥2 units/mg protein, suitable for streptokinase determination by clot formation procedure P2308 Proteinase "K" Tritirachium album R5125 Ribonuclease A from bovine pancreas Type III-A, ≥85% (SDS-PAGE), activity: 85-140 Kunitz units/mg protein L9756 (−)-Tetramisole hydrochloride ≥99% (GC) T6634 Thrombin T3399 Thrombin T1063 Thrombin T2807 Thymidine Phosphorylase Escherichia coli Recombinant, expressed in, buffered aqueous solution, ≥500 units/mL T5398 Transglutaminase from guinea pig liver Lyophilized powder, activity: ≥1.5 units/mg protein T6424 Trypsin T7409 Trypsin T3568 TrypZean™ T3449 TrypZean™ Solution, 1+ Recombinant, expressed in, sterile-filtered U1500 Urease Canavalia ensiformis (Jack bean) back to top   Nucleosides, Nucleotides, and Cofactors Catalog # Name A8626 Adenine ≥99% A9126 Adenine ≥99% A8751 Adenine ≥99% A9376 Adenosine 2′:3′-cyclic monophosphate sodium salt ~98% A2754 Adenosine 5′-diphosphate sodium salt Bacterial, 95-99% A9396 Adenosine 2′-monophosphate From yeast A1752 Adenosine 5′-monophosphate sodium salt From yeast, ≥99% A8937 Adenosine 5′-triphosphate From bacterial, Minimum 95% by HPLC A7699 Adenosine 5′-triphosphate SigmaUltra, ≥99% A9062 Adenosine 5′-triphosphate ≥95% A9187 Adenosine 5′-triphosphate 95-98%, from bacterial FLAAM Adenosine 5′-triphosphate (ATP) assay mix Lyophilized powder A9384 S-(5′-Adenosyl)-L-homocysteine Crystalline C8631 Cytidine 3′:5′-cyclic mono­phos­phate ~98% C7137 Cytidine 2′-monophosphate ~98% C1133 Cytidine 3′-monophosphate ~98% D4635 2′-Deoxycytidine 5′-triphosphate disodium salt ~97% D5287 2′-Deoxyinosine ≥98% D5782 2′,3′-Dideoxycytidine ≥98% (HPLC) F6625 Flavin adenine dinucleotide disodium salt hydrate ≥95% (HPLC), powder G9284 Guanidine hydrochloride solution 8 M in H2O (filtered) G4505 Guanidine hydrochloride ≥99% (Cl) G7627 Guanosine 5′-monophosphomorpholidate 4-morpholine-N,N′-dicyclohexylcarboxamidine salt ~95% H9377 Hypoxanthine ≥99% I3500 Indoxyl acetate ≥95% (TLC) I4125 Inosine ≥99% I4625 Inosine 5′-monophosphate disodium salt From yeast, Grade III, 98-100% K3000 Kinetin riboside M0132 5-Methyltetrahydrofolic acid disodium salt ≥88% (UV-Vis) M6885 1-Methyluric acid N1161 beta-NADH, disodium, hydrate, 100mg ~98% N7004 β-Nicotinamide adenine dinucleotide N6522 β-Nicotinamide adenine dinucleotide N0632 β-Nicotinamide adenine dinucleotide ~95% N0505 beta-Nicotinamide adenine dinucleotide phosphate sodium salt ~98% N3886 beta-Nicotinamide adenine dinucleotide phosphate sodium salt ≥95%, powder N1630 beta-Nicotinamide adenine dinucleotide 2′-phosphate reduced tetrasodium salt ~95% N7505 beta-Nicotinamide adenine dinucleotide 2′-phosphate reduced tetrasodium salt ~98% N8129 beta-Nicotinamide adenine dinucleotide, reduced disodium salt hydrate ~98% P3647 Phytol P9389 Poly(deoxyguanylic-deoxycytidylic) acid sodium salt P9755 Pyridoxine hydrochloride F6750 Riboflavin 5′-monophosphate sodium salt dihydrate 73-79% (fluorimetric) T3512 Thymidine 3′-monophosphate sodium salt 99% (HPLC) U4625 Uridine 5′-diphosphoglucose disodium salt from Saccharomyces cerevisiae ≥98% U6751 Uridine 5′-diphosphoglucuronic acid trisodium salt 98-100% U9376 Uridine 2′-monophosphate lithium salt ~98% U6375 Uridine 5′-monophosphate disodium salt From yeast, ≥98% X0626 Xanthine ≥99.5% (HPLC), purified by recrystallization back to top   Proteins and Derivatives Catalog # Name A2153 Albumin PH ~7, 1 % (w/v) aqueous solution, ≥96% (agarose gel electrophoresis), lyophilized powder A7906 Albumin A7030 Albumin PH ~7, 1% 0.15 M NaCl, suitable for diluent in ELISA applications, ≥98% (agarose gel electrophoresis), lyophilized powder A4503 Albumin ≥96% (agarose gel electrophoresis), lyophilized powder A7888 Albumin PH ~5.2, 1% aqueous solution, ≥96% (agarose gel electrophoresis), lyophilized powder A9647 Albumin Heat-shocked fractionate, pH ~7, 1 % (w/v) aqueous solution, ≥96% (agarose gel electrophoresis), lyophilized powder A3294 Albumin Further purified Fraction V, ≥98% (agarose gel electrophoresis), lyophilized powder A6003 Albumin Essentially fatty acid free, ≥96% (agarose gel electrophoresis), lyophilized powder A3059 Albumin Further purified Fraction V, ~99% (agarose gel electrophoresis), lyophilized powder, Essentially γ-globulin free A7638 Albumin Further purified, ≥99% (agarose gel electrophoresis), lyophilized powder A0281 Albumin Essentially fatty acid free and essentially globulin free, ≥99% (agarose gel electrophoresis), lyophilized powder A8022 Albumin PH ~5.4, 1 % (w/v) aqueous solution, ≥96% (agarose gel electrophoresis), lyophilized powder A3912 Albumin PH ~5.2, 1 % (w/v) aqueous solution, ≥96% (agarose gel electrophoresis), lyophilized powder A3803 Albumin Further purified, pH ~7, 1 % (w/v) aqueous solution, suitable for diluent in ELISA applications, ≥98% (agarose gel electrophoresis), lyophilized powder A4378 Albumin 1× Crystallized, ≥97% (agarose gel electrophoresis), lyophilized powder A7511 Albumin Essentially fatty acid free, ≥97% (agarose gel electrophoresis), lyophilized powder B6917 Albumin For molecular biology, Non-acetylated, lyophilized powder A3902 Albumin A7284 Albumin A7409 Albumin A7034 Albumin A8327 Albumin A1662 Albumin A9263 Albumin A5503 Albumin Grade V, ≥98% (agarose gel electrophoresis), lyophilized powder A2512 Albumin Grade VI, ≥98% (agarose gel electrophoresis), lyophilized powder A1653 Albumin 96-99% (agarose gel electrophoresis) A6909 Albumin 30% in 0.85% sodium chloride A6784 Albumin 10% in 0.85% sodium chloride and 0.05% sodium azide A4414 Albumin ~99% (agarose gel electrophoresis), lyophilized powder A1830 Albumin ≥98% (agarose gel electrophoresis) B8894 Albumin, Acetylated from bovine serum 20 mg/mL in H2O, for molecular biology C5890 Casein Suitable for substrate for protein kinase (after dephosphorylation), purified powder C3400 Casein Powder C8654 Casein C4765 Casein solution from bovine milk 5% C0755 Conalbumin chicken egg white Substantially iron-free C2037 Cytochrome c ≥95% as based on Mol. Wt. 12,327 C7752 Cytochrome c ≥95% as based on Mol. Wt. 12,384 C2506 Cytochrome c ≥95% (SDS-PAGE) C2867 Cytochrome c ≥99% (SDS-PAGE) F8630 Fibrinogen Type I-S, ~75% protein (≥75% of protein is clottable) F4753 Fibrinogen ~60% protein (~ 95% of protein is clottable) F3879 Fibrinogen ~60% protein (>80% of protein is clottable) F4883 Fibrinogen 35-65% protein (~95% of protein is clottable). G7765 Gelatin G6144 Gelatin G3375 Gliadin from wheat G5009 γ-Globulins 99% (agarose gel electrophoresis) G7516 γ-Globulins NaCl ≤5% G9513 γ-Globulins 99% (agarose gel electrophoresis) G4386 γ-Globulins 99% (electrophoresis) G2018 γ-Globulins ~99% (agarose gel electrophoresis) G5640 Globulins goat Cohn fraction II, III G2388 Globulins Cohn fraction II, III human Lyophilized powder G3387 Globulins Cohn fraction IV human H8283 Hemocyanin PBS solution B8556 Hemocyanin Buffered aqueous solution K0253 Keratin solution from human epidermis Urea solution L6385 alpha;-Lactalbumin from bovine milk For use as a marker in SDS-PAGE L5137 beta;-Lactoglobulin A from bovine milk Isoelectric focusing marker, pI 5.1 M1778 Mucin from porcine stomach Type III, partially purified powder M2941 Myelin Basic Protein mouse >95% (SDS-PAGE), >95% (confirmed by immuno-blotting), lyophilized powder (salt free) M1882 Myoglobin ≥90% (PhastGel electrophoresis), essentially salt-free, lyophilized powder M0630 Myoglobin 95-100%, essentially salt-free, lyophilized powder M6036 Myoglobin ≥95% (SDS-PAGE), buffered aqueous glycerol solution M7527 Myoglobin Recombinant, expressed in, 95-100%, buffered aqueous solution P7000 Pepsin porcine gastric mucosa P6887 Pepsin porcine gastric mucosa P7012 Pepsin porcine gastric mucosa P7125 Pepsin porcine gastric mucosa P7750 Peptone from animal tissue From meat, Type I P1286 B-Phycoerythrin from Porphyridium cruentum Lyophilized powder P5115 Polypep® Low Viscosity P1742 Prealbumin from human plasma C8754 Thiamine pyrophosphate ≥97% T2275 Troponin from porcine muscle T9924 Troponin I from human heart Lyophilized powder T0175 Troponin T from human heart ≥60% (SDS-PAGE), lyophilized powder back to top   Substrates Catalog # Name A2056 Acetyl coenzyme A ~95%, powder A2181 Acetyl coenzyme A ~95% (HPLC) A9891 7-Amino-4-methylcoumarin A3261 Arg-Arg beta-naphthylamide trihydrochloride A9941 2,2′-Azino-bis(3-ethylbenzothiazoline-6-sulfonic acid) diammonium salt Tablet, 10 mg substrate per tablet A2765 Azocasein B1911 BCIP/NBT Liquid Substrate System B4750 Nalpha-Benzoyl-DL-arginine beta-naphthylamide hydrochloride B1260 N-Benzoyl-Phe-Val-Arg 4-methoxy-beta;-naphthylamide hydrochloride B7632 N-Benzoyl-Phe-Val-Arg-p-nitroanilide hydrochloride N3002 Bis(p-nitrophenyl) phosphate sodium salt O3629 Bis(2,4,6-trichlorophenyl) oxalate G1013 Gly-Arg 4-methoxy-beta;-naphthylamide dihydrochloride H9882 4-Hydroxybenzhydrazide ≥97% K3752 α-Ketoglutaric acid ~95% K2000 α-Ketoglutaric acid ≥98% (enzymatic) K1875 α-Ketoglutaric acid ≥98% (enzymatic) K2010 α-Ketoglutaric acid SigmaUltra L0376 L-Leucine beta-naphthylamide hydrochloride L2158 L-Leucine p-nitroanilide hydrochloride M3167 4-Methylumbelliferyl alpha;-L-arabinopyranoside N9003 4-Nitrophenyl N-acetyl-beta;-D-galactosaminide ≥98% N9376 4-Nitrophenyl N-acetyl-beta;-D-glucosaminide 98-100% N3512 4-Nitrophenyl alpha;-L-arabinopyranoside N5759 4-Nitrophenyl beta;-D-cellobioside N3628 4-Nitrophenyl alpha-L-fuco­pyran­oside ≥98% (TLC) N3378 4-Nitrophenyl beta-D-fuco­pyran­oside ≥98% (TLC) N3016 p-Nitrophenyl galacto-N-bioside ≥98% N0877 4-Nitrophenyl alpha-D-galacto­pyran­oside N1252 4-Nitrophenyl beta-D-galacto­pyran­oside ≥98% (enzymatic) N8016 2-Nitrophenyl beta-D-glucopyranoside Powder N1377 4-Nitrophenyl alpha;-D-glucopyranoside ≥99% N7006 4-Nitrophenyl beta;-D-glucopyranoside 98% by TLC N1752 4-Nitrophenyl beta;-D-lactopyranoside Powder N2127 4-Nitrophenyl alpha-D-mannopyranoside N3129 4-Nitrophenyl phosphate N9389 4-Nitrophenyl phosphate Tablet N2765 4-Nitrophenyl phosphate Tablet N2640 4-Nitrophenyl phosphate Tablet N2132 4-Nitrophenyl beta-D-xylopyranoside ≥98% P7288 o-Phenylenediamine dihydrochloride Tablet, 20 mg substrate per tablet P8412 o-Phenylenediamine dihydrochloride Tablet, 30 mg substrate per tablet P1526 o-Phenylenediamine dihydrochloride Crystalline R2886 Resorufin beta;-D-glucuronide sodium salt ≥90% N1891 SIGMAFAST™ p-Nitrophenyl phosphate Tablets Tablet, To prepare 5 mL P9187 SIGMAFAST™ OPD Tablet 860336 3,3′,5,5′-Tetramethylbenzidine T2885 3,3′,5,5′-Tetramethylbenzidine ≥98% (TLC) 87748 3,3′,5,5′-Tetramethylbenzidine T8768 3,3′,5,5′-Tetramethylbenzidine Bulk package 87750 3,3′,5,5′-Tetramethylbenzidine T8665 3,3′,5,5′-Tetramethylbenzidine (TMB) Liquid Substrate System back to top