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J&K provides excellent service and thousands of outstanding quality products including enzymes, coenzymes, substrates, stains, dyes, buffers, detergents and others to diagnostic customers worldwide. You can count on J&K for:

- Reliable quality and lot-to-lot consistency
- Requirement specific capability
- Laboratory to industrial scale quantities
- Customized packaging availability

■ Enzyme Substrates

Cat. No.
Description
CAS
Adenosine, 99%
L-Alanine, 99%
4-Aminoantipyrine / 4-AAP, 98%
L-Aspartic acid magnesium salt dihydrate, 98%
L-Aspartic acid, 98%
5-Bromo-4-chloro-3-indolyl α-D-N-acetylneuraminic acid sodium salt / X-NeuNAc, 98%
S-Butyrylthiocholine iodide, 98%
2-Chloro-4-nitrophenyl-α-L-fucopyranoside / CNP-AFU, 98%
Creatine phosphate disodium salt tetrahydrate, 99%
5,5'-Dithiobis(2-nitrobenzoic acid) / DTNB, 99%
3-(N-Ethyl-3-methylanilino)-2-hydroxypropanesulfonic acid sodium salt / TOOS, 99%
N-[3-(2-Furyl)acryloyl]-Phe-Gly-Gly / FAPGG, 98%
L-Glutamic acid γ-(3-carboxy-4-nitroanilide) ammonium salt, 98%
Glycyl-glycine, 98.5%
DL-3-Hydroxybutyric acid sodium salt, 99%
282985 α-Ketobutyric acid sodium salt, 98% 2013-26-5
α-Ketoglutaric acid, 99%
L-Leucine-p-nitroanilide, 99%
Lithium L-Lactate, 99%
4-Nitrophenyl N-acetyl-β-D-glucosaminide / PNP-NAG, 98%
2-Nitrophenyl-β-D-galactopyranoside / ONPG, 98%
L-Serine, 99%
Sodium pyruvate, 99%
3,3',5,5'-Tetramethylbenzidine / TMB, 99%
2,4,6-Tribromo-3-hydroxybenzoic acid / TBHBA, 99%

■ Buffers

Cat. No.
Description
CAS
2-Amino-2-methyl-1-propanol / AMP, 95%
N,N-Bis(2-hydroxyethyl)-2-aminoethanesulphonic acid / BES, 99%
Bis(2-hydroxyethyl)glycine / BICINE, 99%
2,2-Bis(hydroxymethyl)-2,2',2''-nitrilotriethanol / BIS-TRIS, 99%
3-(Cyclohexylamino)propanesulfonic acid / CAPS, 98%
3-(Cyclohexylamino)-2-hydroxypropane-1-sulphonic acid sodium salt / CAPSO Sodium Salt, 98%
2-(N-Cyclohexylamino)ethanesulphonic acid / CHES, 99%
Glycine, 98%
Glycolic Acid, 99%
Glycyl-glycine, 98.5%
4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid / HEPES, 99%
Imidazole, 99%
2-(N-Morpholino)ethanesulfonic acid / MES, 99%
3-(Morpholin-4-yl)propanesulphonic acid, sodium salt / MOPS sodium, 99%
3-Morpholinopropanesulfonic acid / MOPS, 99.5%
3-(N-Morpholino)-2-hydroxy-1-propanesulfonic acid / MOPSO, 99%
Piperazine-N,N'-bis-2-ethanesulphonic acid / PIPES, 99%
3-[N-Tris-(hydroxymethyl)methylamino]propanesulphonic acid / TAPS, 99%
3-[N-Tris(hydroxymethyl)methylamino]-2-hydroxypropane-sulfonic acid / TAPSO, 99%
N-Tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid / TES, 99%
Tris(hydroxymethyl)methylglycine / TRICINE, 99%
Tris(hydroxymethyl)aminomethane / TRIS, 99%
Tris(hydroxymethyl)aminomethane hydrochloride / TRIS·HCl, 99%

■ Detergents

Cat. No.
Description
CAS
Cetyltrimethylammonium bromide / CTAB, 99%
3-[(3-Cholamidopropyl)dimethylammonio]-1-propane sulfonate / CHAPS, 98%
Digitonin
Dodecyltrimethylammonium bromide / DTAB, 99%
1-Hexanesulfonic acid sodium salt, 98%
Sodium dodecyl sulfate / SDS, 99%
Sodium deoxycholate, 98%
Taurodeoxycholic acid sodium salt hydrate, 97%
Tetradecyltrimethylammonium bromide / TTAB, 98%
3-(N,N-Dimethylmyristylammonio)propanesulfonate, 98%

■ Coenzymes

Cat. No.
Description
CAS
β-Nicotinamide adenine dinucleotide / NAD, 97.5%
β-Nicotinamide adenine dinucleotide,disodium salt / NADH·Na2, 98%
β-Nicotinamide adenine dinucleotide phosphate disodium salt / NADP·Na2, 98%
β-Nicotinamide adenine dinucleotide 2'-phosphate reduced tetrasodium salt / NADPH·Na4, 99%
Pyridoxal 5′-phosphate monohydrate , 99%

■ Others

Cat. No.
Description
CAS
N-Acetyl-L-cysteine / NAC, 99%
Adipic acid dihydrazide / AAD, 99%
L(+)-Ascorbic acid, 99%
1,2-Bis(2-aminophenoxy)-ethane-N,N,N',N'-tetraacetic acid tetrasodium salt / BAPTA-Na4, 97%
2,2'-Bipyridine, 99%
15-Crown-5, 98%
Cyanogen bromide, 98%
α-Cyclodextrin, 98%
3-Deazaadenosine, 98%
2,4-Dichloroaniline, 99%
N-(3-Dimethylaminopropyl)-N'-ethylcarbodiimide hydrochloride / EDC•HCl, 99%
Ethylenediaminetetraacetic acid / EDTA , 99%
Ethylenediaminetetraacetic acid disodium salt dihydrate / EDTA•2Na•2H2O, 99%
Gold(III) chloride trihydrate, 49.9%
Guanidine thiocyanate, 99%
2-Hydroxypyridine-N-oxide / Oxy-PYRION, 98%
8-Hydroxyquinoline, 99%
Iodonitrotetrazolium chloride / INT, 99%
4,7,13,16,21-Pentaoxa-1,10-diazabicyclo[8.8.5]tricosane, 98%
Luminol, 98%
Nitro Blue tetrazolium chloride / NBT, 90%
o-Phthalaldehyde, 99%
Potassium thiocyanate, 99%
Sodium oxamate, 98%
D-(+)-Trehalose dihydrate, 99%
Vanillin, 99%
2,2',2''-Nitrilotriethyl borate, 97%
N-Methyl-D-glucamine, 99%

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