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J & K SCIENTIFIC LTD.??? ?? ??? ?????.

?? ?:J & K SCIENTIFIC LTD.
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???:jkinfo@jkchemical.com
??:China
URL: www.jkchemical.com
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3-Fluorobenzoic Acid Methyl Ester??3-?????????455-68-5C8H7FO2
6-Chloroindole-2-boronic acid, N-BOC protected 98%352359-22-9C13H15BClNO4
[4-(tert-Butyl-dimethyl-silanyloxymethyl)phenyl]-acetic acid[4-(tert-??-???-???????)??]-????886363-54-8C15H24O3Si
Benzalkonium chloride, alkyl distribution from C8H17 to C16H33??????8001-54-5C17H30ClN
Methyl 4-aMino-3-fluorobenzenecarboxylate??-4-???-3-?????????185629-32-7C8H8FNO2
7-Methoxy-3(2H)-benzofuranone7-???-3(2H)-?????7169-37-1C9H8O3
2',7'-Dichlorofluorescein2'',7''-???????????76-54-0C20H10Cl2O5
2-Allylcyclohexanone, 97%2-?????????94-66-6C9H14O
4-(Chloromethyl)styrene, 90%, stabilized1592-20-7C9H9Cl
1,2,2,6,6-PentaMethyl-4-piperidyl Methacrylate (stabilized with MEHQ)1,2,2,6,6-????-4-???????????68548-08-3C14H25NO2
2,2-DiMethyl-1,3-benzodioxole2,2-???-1,3-?????14005-14-2C9H10O2
(2-Chlorobenzyl)-(1-phenylethyl)amineN-(2-?????)-N-(1-????)??13541-05-4C15H16ClN
1-[(3,4-dimethylphenyl)amino]cyclohexanecarboxylic acid(SALTDATA: FREE)725252-85-7C15H21NO2
1,3-Diisopropyl-2-thiourea, 98%2986-17-6C7H16N2S
3-Pyridinecarboxaldehyde, 97%3-???????500-22-1C6H5NO
4-Amino-N-methyl-benzenesulfonamide, 99%1709-52-0C7H10N2O2S
D-(+)-Ribonic-γ-lactone, 97%?????5336-08-3C5H8O5
Zirconium silicate, 98%?? ????10101-52-7O4SiZr
1-Pyrrolidin-2-(N-Cbz-N-methyl)amino-2-(3'-indole)ethane1-????-2-(N-CBZ-N-??)???-2-(3'-??)??886363-10-6C23H27N3O2
(4-Bromobenzyl)triphenylphosphonium bromide, 97%(4-?????)?????????????51044-13-4C25H21Br2P
2-Amino-5,6-dimethylbenzothiazole, 98%2-???-5,6-????????29927-08-0C9H10N2S
2-Amino-5-bromo-4-(tert-butyl)-1,3-thiazole hydrobromide 98%5-???-4-(tert-??)-1,3-???-2-???????????175136-77-3C7H12Br2N2S
3-Chloro-2,5,6-trifluoropyridine2879-42-7C5HClF3N
3-DiMethylaMino-2,2-diMethyl-1-propanol3-??????-2,2-???-1-????19059-68-8C7H17NO
Methyl eicosanoate1120-28-1C21H42O2
2,4,5,6-Tetrafluoro-1,3-phenylenediaMine1198-63-6C6H4F4N2
ChlorthiaMid????????1918-13-4C7H5Cl2NS
Solvent Red 19?? ?? 7B6368-72-5C24H21N5
4-Ethyl-6-methoxy-1,3,5-triazin-2-amine2-???-4-??-6-???-1,3,5-????701-78-0C6H10N4O
NDEPAP [=1-(4-Nitrobenzyl)-4-(4-diethylaminophenylazo)pyridinium Bromide] [Extraction-spectrophotometric reagent for anionic surfactants]75902-86-2C22H24BrN5O2
4-AllylMorpholineN-??????696-57-1C7H13NO
Bis(3-chloropropyl)dichlorosilaneBIS(3-??????)??????33317-65-6C6H12Cl4Si
4-AMino-5-chloro-2-Methoxybenzoic acid7206-70-4C8H8ClNO3
2-Carboxy-5-chlorobenzeneboronic acid 97%2-???-4-??????874290-67-2C7H6BClO4
1-(Phenylsulphonyl)-1H-indole-3-boronic acid 97%1-(?????)-3-?? ???129271-98-3C14H12BNO4S
DiMethyl 2,6-Pyridinedicarboxylate5453-67-8C9H9NO4
2-Chloro-1-(6-methoxy-2,2,4-trimethyl-3,4-dihydro-2H-quinolin-1-yl)-ethanone376371-15-2C15H20ClNO2
3-Chloro-5-nitrobenzonitrile 98%34662-30-1C7H3ClN2O2
(2,4,6-triethylphenyl)amine(SALTDATA: HCl)19779-32-9C12H19N
Bicuculline Methiodide(-)-??????55950-07-7C21H20INO6
2,2-DiMethyloctane2,2-?????15869-87-1C10H22
4-[(dimethylamino)methyl]thiophene-2-carbaldehyde(SALTDATA: FREE)4-[(??????)??]-2-?????????893745-77-2C8H11NOS
6-hydrazino-3-methyl[1,2,4]triazolo[4,3-b]pyridazine(SALTDATA: FREE)7190-90-1C6H8N6
1,9-Nonanedithiol, 95%3489-28-9C9H20S2
4-Methylthio phenol, 98%1073-72-9C7H8OS
H-Phe(4-Br)-OH24250-84-8C9H10BrNO2
Tetraammineplatinum(II) tetrachloroplatinate(II), 99%???????(II)??????-13820-46-7Cl8H12N4Pt3
1,10-Dibromodecane, 97%4101-68-2C10H20Br2
1-Pyridin-3-ylmethyl-piperazine, 97%1-???-3-???-????39244-80-9C10H15N3
3-Amino-5-hydroxypyrazole, 98%3-???-5-????????6126-22-3C3H5N3O
α-1,6-D-Mannobiose, 95%6614-35-3C12H22O11
Alizarin complexone dihydrate, 97%ALIZARINCOMPLEXONEDIHYDRATE,?????,??455303-00-1C19H17NO9
2,2,6,6-Tetramethyl-3,5-heptanedionato rubidium [Rb(TMHD)]2,2,6,6-?????-3,5-?????????166439-15-2C11H19O2Rb
2-Aminomethyl-1H-imidazole x 2 HCl, 98%1H-????-2-??????????????22600-77-7C4H9Cl2N3
Nickel(II) hydroxide????? ??(II)12054-48-7H2NiO2
H-HArg-OH·HCl, 98%1483-01-8C7H17ClN4O2
Rimonabant carboxylic acid, 98.5%162758-35-2C17H11Cl3N2O2
4-Dimethylaminobenzoic acid isoamyl ester, 98%21245-01-2C14H21NO2
Tris(p-methoxyphenyl)phosphine, 98%???(4-?????)???855-38-9C21H21O3P
Guanosine 5-triphosphate disodium salt, 90%56001-37-7C10H17N5NaO14P3
3,5-Dimethylpyrrole-2-carboxylic acid3,5-?????-2-?????4513-93-3C7H9NO2
4-Chloro-5-Methyl-O-phenylenediaMine4-???-5-????-1,2-???63155-04-4C7H9ClN2
4-(4-Chlorophenyl)-1,2,3-thiadiazole4-(4-?????)-1,2,3-?????18212-23-2C8H5ClN2S
DiMethyl aMinoterephthalate5372-81-6C10H11NO4
[(1-phenyl-1H-pyrazol-4-yl)Methyl]aMine hydrochloride (SALTDATA: HCl)(1-??-1H-???-4-?)????400877-10-3C10H11N3
4-Methyl pyrrole-2-carboxylic acid4-????-2-?????18711-59-6C6H7NO2
1-Bromoperfluorononane, 98%1-???????????558-96-3C9BrF19
3-Fluoro-4-methylphenol, 98%3-????-4-???452-78-8C7H7FO
1,4-Dibromo-2-fluorobenzene, 98%1435-52-5C6H3Br2F
2,4,5-Trifluorophenylacetonitrile, 98%220141-74-2C8H4F3N
3,4,5-Trifluoronitrobenzene, 98.5%66684-58-0C6H2F3NO2
4-Fluorophenylacetic acid, 98%4-??????????405-50-5C8H7FO2
Zinc trifluoromethanesulfonate, min. 98% (Zinc triflate)54010-75-2C2F6O6S2Zn
3-Aminoheptanoic acid3-??????104883-48-9C7H15NO2
5-(4-Methyl-piperidin-1-yl)-5-oxo-pentanoic acid5-(4-??-????-1-?)-5-??-????436087-10-4C11H19NO3
1-Acetylindoline-5-sulphonamide1-???-5-????????3264-38-8C10H12N2O3S
5-(Ethylcarbamoyl)-2-fluorobenzeneboronic acid 97%874289-45-9C9H11BFNO3
2-(Aminomethyl)benzoic acid???,2-(?????)-(9CI)25672-97-3C8H9NO2
5-BroMo-4-chloro-7H-pyrrolo[2,3-d]pyriMidine22276-95-5C6H3BrClN3
4-AMino-2-butanol39884-48-5C4H11NO
4,4-DiMethyl-1,3-cyclohexanedione4,4-???-1,3-???????562-46-9C8H12O2
4-(2,5-dimethoxybenzoyl)benzoic acid(SALTDATA: FREE)4-(2,5-?????-???)-???93012-66-9C16H14O5
3-(Fur-2-yl)aniline 97%3-(2-??)???102269-42-1C10H9NO
6-bromo-4,7-dimethyl-1,3-benzothiazol-2-amine(SALTDATA: FREE)2-???????,6-???-4,7-???-383131-43-9C9H9BrN2S
1-[2-(methylthio)ethyl]piperazine(SALTDATA: 2HCl)????,1-[2-(????)??]-56764-71-7C7H16N2S
2-Amino-3-bromo-5-nitrobenzonitrile, 98%2-???-3-???-5-??????????; 2-???-6-???-4-???????17601-94-4C7H4BrN3O2
3-Morpholinobenzoic acid, 97%3-?????????215309-00-5C11H13NO3
Pyrido[3,2-d][1,3]thiazole-2-thiol, 97%57135-09-8C6H4N2S2
Boc-3,4-dimethoxy-L-phenylalanine127095-97-0C16H23NO6
IsoaMyl Angelate10482-55-0C10H18O2
3-AMino-4-hydroxy-5-nitrobenzenesulfonic Acid3-???-4-?????-5-?????????96-93-5C6H6N2O6S
2,4-Difuorobenzonitrile, 98%3939-09-1C7H3F2N
2-Bromo-m-xylene, 98%2-???-??-???576-22-7C8H9Br
1-methyl-1H-imidazo[1,2-b]pyrazole-7-carbonitrile(SALTDATA: FREE)1-??-1H-????[1,2-b]???-7-??????(SALTDATA:FREE)135830-04-5C7H6N4
5-Chlorothiophene-2-carboxylic acid, 98%24065-33-6C5H3ClO2S
5-(Trifluoromethyl)pyrid-2-ylhydrazine5-(????????)???-2-YLHYDRAZINE89570-85-4C6H6F3N3
5-(4-Fluorophenyl)-1,3,4-oxadiazol-2-amine5-(4-????-??)-[1,3,4]?????-2-???7659-07-6C8H6FN3O
KB-R79432-[2-[4-(4-???????)??]??]????????????182004-65-5C17H21N3O6S2
meso-Tetra(4-pyridyl)porphine, 97%5,10,15,20-???(4-PYRIDYL)-21H,23H-????16834-13-2C40H26N8
Piperonyloyl chloride, 98%25054-53-9C8H5ClO3
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