午夜插插,噜噜噜影院,啪啪伊人网,欧美熟夫,景甜吻戏视频,男人强操性感蕾丝美女视频在线网站,日本美女跳舞视频

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

?? ?:J & K SCIENTIFIC LTD.
??:-
???:jkinfo@jkchemical.com
??:China
URL: www.jkchemical.com
? ?? ?:96815

?? ????

2-(Ethoxycarbonyl)-5-fluorobenzeneboronic acid957062-87-2C9H10BFO4
6-Bromo-1,2-benzisoxazol-3-ol1,2-??????-3(2H)-ONE,6-BROMO-65685-51-0C7H4BrNO2
Dibenzyl Diselenide1482-82-2C14H14Se2
2-(4,4,5,5,6,6,6-Heptafluorohexyl)malonic acid2-(4,4,5,5,6,6,6-????????)???244022-64-8C9H9F7O4
6-Chloro-2-methylindole6-???-2-????6127-17-9C9H8ClN
4,6-Dichloro-5-(2-Methoxyphenoxy)-2,2'-bipyriMidine4,6-????-5-(2-??????)-2,2'-?????150728-13-5C15H10Cl2N4O2
2-Chloro-1,3,2-dioxaphospholane-2-oxide, 95%6609-64-9C2H4ClO3P
4-Hydrazinobenzenesulfonamide4392-54-5C6H9N3O2S
3,5-Dichloro-2-hydroxybenzaldehyde hydrazone3,5-????-2-????????????????43002-22-8C7H6Cl2N2O
2,6-Dibromo-4-nitrophenol, 99%2,6-????-4-?????99-28-5C6H3Br2NO3
Alizarin-5-sulfonic Acid (contains Monopotassium Salt)6373-42-8C14H8O7S
N-(3-methoxybenzyl)glycine(SALTDATA: FREE)???,N-[(3-?????)??]-(9CI)756754-04-8C10H13NO3
16-DOXYL-stearic Acid Free Radical53034-38-1C22H42NO4*
N-(2-nitrobenzyl)cyclohexanamine(SALTDATA: HBr)52505-10-9C13H18N2O2
4-Bromo-2,6-difluorobenzaldehyde, 98%537013-51-7C7H3BrF2O
4-(Fmoc-amino)piperidine hydrochloride4-(FMOC-???)???????221352-86-9C20H23ClN2O2
Digalacturonic Acid5894-59-7C12H18O13
1-Benzyl-4-(hydroxymethyl)-1H-1,2,3-triazole1-??-4-(??????)-1H-1,2,3-????28798-81-4C10H11N3O
3-N-Boc-Aminocyclohexanone(3-??-?????)-??tert-??????885280-38-6C11H19NO3
1-BroMo-2-Methyl-4-(trifluoroMethyl)benzene929000-62-4C8H6BrF3
Tetra-n-propoxysilane, 98%?? ??????682-01-9C12H28O4Si
1-[4-(4-Nitrophenyl)thiazol-2-yl]thiourea[4-(p-?????)-2-????]?????14015-63-5C10H8N4O2S2
5-Amino-3-methylthiophene-2,4-dicarboxylic acid dimethyl ester, 99%5-???-3-??-???-2,4-?????????????103765-33-9C9H11NO4S
Sinigrin hydrate, 98%, from Brassica juncea (L.) Czern.3952-98-5C10H17NO9S2.K
4-Phenyl-1,2,3-thiadiazole-5-carboxylic acid, 97%4-??-1,2,3-?????-5-?????78875-63-5C9H6N2O2S
Methyl 6-morpholinonicotinate , 97%132546-81-7C11H14N2O3
D-Fructose-1,6-diphospate dicalcium salt, 95%6055-82-9C6H16CaO12P2
1,3-Dimethyl-1H-pyrazole-5-carbaldehyde, 97%1,3-???-1H-???-5-??????25016-09-5C6H8N2O
2-(3-Methoxyphenyl)thioacetamide2-(3-?????)???????35582-11-7C9H11NOS
2-(dimethylamino)-1,3-thiazole-5-carbaldehyde(SALTDATA: FREE)2-??????-???-5-???????1005-28-3C6H8N2OS
4-Aminopyridine-3-carboxaldehyde, 4-BOC protected 95%116026-93-8C11H14N2O3
Sodium-D-glucuronate monohydrate, 98%14984-34-0C6H11NaO7
Methyl 3-benzoylpropionate, 97%25333-24-8C11H12O3
Methyl 5-(Ethylsulfonyl)-2-Methoxybenzoate??2-???-5-(?????)?????62140-67-4C11H14O5S
4'-Fluoro-3'-methoxyacetophenone64287-19-0C9H9FO2
Tri-n-hexylsilane, 95%2929-52-4C18H40Si
2-tert-Butylpyridine5944-41-2C9H13N
4-Methyl-2-pentenal5362-56-1C6H10O
4-Methoxy-2-(trifluoromethyl)phenylboronic acid4-???-2-(????????)?????313546-16-6C8H8BF3O3
4-Chloro-2-(ethoxycarbonyl)benzeneboronic acid 95%(4-???-2-??????)?????850568-61-5C9H10BClO4
N-Hydroxy-4-nitrophthaliMide105969-98-0C8H4N2O5
3-(1,2,4-oxadiazol-3-yl)benzaldehyde(SALTDATA: FREE)3-(1,2,4-?????-3-?)??????(SALTDATA:FREE)1119450-74-6C9H6N2O2
7-Amino-4-(trifluoromethyl)coumarin, 95%???15153518-15-3C10H6F3NO2
DiMethyl perfluoro-1,10-decanedicarboxylate????????-1,10-?????????84750-88-9C14H6F20O4
DiheptylaMine?????2470-68-0C14H31N
N-(2-chloro-3-pyridinyl)-2-methylpropanamide(SALTDATA: FREE)547705-74-8C9H11ClN2O
3-(3-{[(Dimethylamino)methylene]amino}-2,4,6-triiodophenyl)propanoic acid hydrochloride5587-89-3C12H13I3N2O2
(R)-(-)-1-{(S)-2-[Bis(4-trifluoromethylphenyl)phosphino]ferrocenyl}ethyl-di-t-butylphosphine, min. 97%246231-79-8C34H32F6FeP2
Lepidine Isoamyl Iodide????????????94319-01-4C15H20IN
Biphenyl-3,3'-dicarboxylic acid 3-isopropyl esterBIPHENYL-3,3'-DICARBOXYLICACID3-ISOPROPYL????728918-79-4C17H16O4
DiethylcarbaMazine Citrate1642-54-2C16H29N3O8
3-(1-Naphthyl)-L-alanine, 98%55516-54-6C13H13NO2
Methyl 3-amino-4-phenyl-5-(trifluoromethyl)thiophene-2-carboxylate, 95%256353-38-5C13H10F3NO2S
3-bromo-5-chloro-4-ethoxybenzaldehyde(SALTDATA: FREE)884497-58-9C9H8BrClO2
1-MonoMethyl (R)-(+)-3-Methylsuccinate(R)-(+)-3-?????1-????????81025-83-4C6H10O4
D-(-)-Fructose, 99%D(-)-??57-48-7C6H12O6
[2-(Piperidin-1-ylcarbonyl)phenyl]amine(2-?????)-(1-????)???39630-25-6C12H16N2O
5-(5-Fluoro-2-hydroxyphenyl)isoxazole4-????-2-(5-?????)??288401-62-7C9H6FNO2
3-methyl-1-(1-methyl-1H-1,2,4-triazol-5-yl)-1-butanamine(SALTDATA: FREE)959239-65-7C8H16N4
Benzotriazole-4-sulfonic acid??????-4-???26725-50-8C6H5N3O3S
PalMitic Anhydride???(????)623-65-4C32H62O3
Methyl 4-bromo-3-methoxythiophene-2-carboxylate , 97%??4-???-3-??????-2-???????110545-67-0C7H7BrO3S
2,2-Dimethyltetrahydropyran-4-one1194-16-7C7H12O2
2,4-Dihydroxypyridine, 98%626-03-9C5H5NO2
(2,4-dimethoxybenzyl)(2-phenylethyl)amine(SALTDATA: HBr)353773-23-6C17H21NO2
1,1-DibroMoethane (stabilized with Copper chip)1,1-??????557-91-5C2H4Br2
3-[(Methylamino)sulfonyl]benzenecarboxylic acid3-[(?????)???]???35623-11-1C8H9NO4S
3-Methoxy-4-(Methoxycarbonyl)phenylboronic acid603122-41-4C9H11BO5
4-hydrazino-2,5,6-trimethylthieno[2,3-d]pyrimidine(SALTDATA: FREE)4-??????-2,5,6-???????[2,3-D]????77995-55-2C9H12N4S
Boc-3-amino-3-(tert-butyl)propionic acid3-N-BOC-???-4,4-??????856417-59-9C12H23NO4
4-Dodecyl-o-cresol29665-59-6C19H32O
Methyl 2-broMoMethylbenzoate2417-73-4C9H9BrO2
3-Morpholinophenol, 97%3-???????27292-49-5C10H13NO2
4-Isopropylpyridine4-????????696-30-0C8H11N
2-Bromo-1-(3-ethyl-5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)ethan-1-one, 95%175136-57-9C18H25BrO
5-(4-Bromophenyl)-2-(trifluoromethyl)-3-furoic acid, 97%5-(4-?????)-2-(????????)-3-???229957-02-2C12H6BrF3O3
Nitrosonium hexafluoroantimonate, min. 97%16941-06-3F6NOSb
8-N-Boc-5,6,7,8-Tetrahydro-1,8-Naphthyridin-2-methylamine8-N-BOC-5,6,7,8-??????-1,8-?????-2-????886362-43-2C14H21N3O2
N-Boc-beta-alanine-beta-4'-trifluoromethylphenyl-N-carboxyanhydride886362-59-0C16H16F3NO5
3-Ethyl-5-(2-hydroxyethyl)-4-methylthiazolium bromide, 97%3-??-5-(2-???????)-4-???????????54016-70-5C8H14BrNOS
6-fluoro-1,3-benzoxazol-2(3H)-one(SALTDATA: FREE)2(3H)-?????,6-????-2923-94-6C7H4FNO2
3-(3,4-Dimethoxyphenyl)-5-isoxazolamine3-(3,4-????-??)-????-5-???501325-88-8C11H12N2O3
(1-methyl-1H-pyrrol-2-yl)(oxo)acetic acid(SALTDATA: FREE)(1-??-1H-??-2-?)(??)????21898-43-1C7H7NO3
(R)-2-Flurbiprofen51543-40-9C15H13FO2
3,4,5-Trifluorocinnamic acid, 98%3,4,5-?????????152152-19-7C9H5F3O2
Di-n-octyl Sulfone7726-20-7C16H34O2S
3-methoxy-4-[(3-methylbenzyl)oxy]benzaldehyde(SALTDATA: FREE)292173-01-4C16H16O3
1-Methyl-1-phenylhydrazine??(1-)-1-??????618-40-6C7H10N2
2-Chloro-5-Methoxyaniline Hydrochloride2-???-5-?????????85006-21-9C7H9Cl2NO
3-(1,3-benzothiazol-2-yl)-1-propanamine(SALTDATA: 1.1HCl 0.7H2O)2-??????????(9CI)51124-73-3C10H12N2S
3',3'',5',5''-Tetraiodophenolsulfonphthalein4430-24-4C19H10I4O5S
4-Bromo-2-hydroxypyridine, 98%36953-37-4C5H4BrNO
Dimethylsiloxane-(60% propylene oxide-40% ethyleneoxide) block copolymer, non-siloxane 65-70%???? ???, ????, 3-???????? ??, ??????????? ??? ???? ???? ???67762-85-0C2H10OSi2
5-(4-bromo-3,5-dimethyl-1H-pyrazol-1-yl)-1H-tetrazole(SALTDATA: FREE)1020248-97-8C6H7BrN6
3-Benzoylamino-3-(4-fluoro-phenyl)-propionic acid3-??????-3-(4-????-??)-?????1647-94-5C16H14FNO3
Ethyl malonyl chloride, 95%????????36239-09-5C5H7ClO3
Rubitecan, 98%91421-42-0C20H15N3O6
3,4-Dihydro-2H-1,5-benzodioxepin-7-ylboronic acid , May contain varying amounts of anhydride, 90%3,4-DIHYDRO-2H-1,5-??????-7-????279261-89-1C9H11BO4
DL-Lysine dihydrochloride, 99%617-68-5C6H16Cl2N2O2
1,1-Bis(4-cyanatophenyl)ethane4,4-?????????????47073-92-7C16H12N2O2
Copyright 2019 ? ChemicalBook. All rights reserved