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-(1,1-Dioxo-1lambda~6~,4-thiazinan-4-yl)-acetohydrazide39093-81-7C6H13N3O3S
6,6'-[(3,3'-Di-t-butyl-5,5'-dimethoxy-1,1'-biphenyl-2,2'-diyl)bis(oxy)] bis(dibenzo[d,f][1,3,2]dioxaphosphepin) hemi ethyl acetate adduct, min. 95% BIPHEPHOS121627-17-6C46H44O8P2
1-Propanesulfonic acid sodium salt, 99%, for ion-pair chromatography14533-63-2C3H9NaO3S
Diethyl Mesoxalate609-09-6C7H10O5
PotassiuM Hyaluronate froM CockscoMb???????????31799-91-4(C14H20KNO11)n
3-amino-4-[(pyridin-3-ylmethyl)amino]benzoic acid(SALTDATA: FREE)3-???-4-[(PYRIDIN-3-YLMETHYL)-AMINO]-???436088-89-0C13H13N3O2
3-Hydroxyphenylurea701-82-6C7H8N2O2
2-Morpholin-4-yl-pyridine-3-carboxaldehyde, 97%2-????????????465514-09-4C10H12N2O2
4-AMino-4'-nitrobiphenyl4-???-4'-??????1211-40-1C12H10N2O2
4-(4-chlorophenyl)butanoic acid(SALTDATA: FREE)4-(4-?????)???4619-18-5C10H11ClO2
Naphthol Blue Black, technical grade??? BLUE BLACK1064-48-8C22H17N6NaO9S2
4,4'-(Hexafluoroisopropylidene)diphthalic anhydride, 99%4,4'-(?????????????)???????1107-00-2C19H6F6O6
2-Chloro-N-(3,5-dimethyl-1H-pyrazol-4-yl)-acetamide2-???-N-(3,5-DIMETHYL-1H-PYRAZOL-4-YL)-ACETAMIDE436100-01-5C7H10ClN3O
2-Fluoro-3-(trifluoromethyl)benzoic acid, 98%2-????-3-(?????????)???115029-22-6C8H4F4O2
cis-3-Hexenyl acetate, 99%3681-71-8C8H14O2
N-methyl-1-quinoxalin-2-ylmethanamine(SALTDATA: oxalate)2-????????,N-??-(9CI)136727-13-4C10H11N3
(4S,5R)-3,3a,8,8a-Tetrahydroindeno[1,2-d]-1,2,3-oxathiazole-2,2-dioxide-3-carboxylic acid t-butyl ester, min. 97%(4S,5R)-3,3a,8,8a-?????????[1,2-d]-1,2,3-?????-2,2-?????-3-?????t-??????1091606-66-4C14H17NO5S
3,4-(Methylenedioxy)cinnamic acid, 99%, predominantly trans3,4-(??????)??????, ?????? ???2373-80-0C10H8O4
1-Phenyl-1,2-propanedione-2-oxime, 99%119-51-7C9H9NO2
Methyl 3-Isothiocyanatothiophene-2-carboxylate??3-???????????-2-???????81321-10-0C7H5NO2S2
2-Acetyl-5,5-dimethyl-1,3-cyclohexadion2-??????1755-15-3C10H14O3
Methyl 4-bromobutyrate, 98%4897-84-1C5H9BrO2
m-Tolyl isocyanate, 99%??-?? ???????621-29-4C8H7NO
4-Benzoyl-4'-broMobiphenyl4-???-4'-??????63242-14-8C19H13BrO
2-Ethylfuran, 98%????3208-16-0C6H8O
5-ChloroMethyl-2-oxazolidinone5-?????-2-??????22625-57-6C4H6ClNO2
Methylene Blue trihydrate, for biological staining??? ??, ?????7220-79-3C16H20ClN3OS
Ethyl 2,2-difluoro-2-phenylacetate2248-46-6C10H10F2O2
Boc-S-trityl-L-penicillamineBOC-?(TRT)-OH135592-13-1C29H33NO4S
2-Fluoro-5-(N-methoxy-N-methylcarbamoyl)benzeneboronic acid 98%2-????-5-(???(??)????)?????874289-59-5C9H11BFNO4
Urethane, 98.5%???51-79-6C3H7NO2
(R)-(+)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine(1,5-cyclooctadiene)rhodium(I) tetrafluoroborate, min. 97%573718-56-6C46H46BF4N2O4P2Rh
Anthranil, 99%2,1-?????271-58-9C7H5NO
2-Naphthyl β-D-galactopyranoside, 98%33993-25-8C16H18O6
4-Chloro-6-methoxy-quinoline-3-carbonitrile4-???-6-???-???-3-?????13669-62-0C11H7ClN2O
(Pentafluorophenyl)diphenylphosphine5525-95-1C18H10F5P
3-[(2-methyl-3-furoyl)amino]benzoic acid(SALTDATA: FREE)3-[(2-??-3-???)???]???298686-55-2C13H11NO4
3-Methyl-2-furoyl chloride, 97%3-????-2-???22601-06-5C6H5ClO2
4-Chloro-6-(difluoromethyl)-2-(methylthio)pyrimidine4-???-6-(???????)-2-(????)????1204298-68-9C6H5ClF2N2S
[2,4]-Dibenzo-18-crown-6, 99+%14262-61-4C20H24O6
Fmoc-L-β-Homoaspartic acid 5-tert-butyl ester, 98%Fmoc-L-??-????5-tert-??????209252-17-5C24H27NO6
2-(Trifluoromethoxy)phenyl isocyanate, 96%182500-26-1C8H4F3NO2
Rhenium(IV) oxide dihydrate (99.9%-Re)??(IV)???12036-09-8O2Re
2-Chloro-5-nitro-1H-iMidazole2-???-4-???????57531-37-0C3H2ClN3O2
4-(4-ForMyl-3-Methoxyphenoxy)butanoic Acid4-(4-FORMYL-3-???-???)-????309964-23-6C12H14O5
1-Phenyl-1H-1,2,4-triazol-3-ol4231-68-9C8H7N3O
Phenylselenium chloride5707-04-0C6H5ClSe
4-Chloro-2-phenylquinazoline, 97%4-???-2-??????6484-25-9C14H9ClN2
N-Methyl-2-phenylethylaMine589-08-2C9H13N
5-(2-pyrazinyl)-1,3,4-oxadiazol-2-amine(SALTDATA: FREE)5-???-2-?-1,3,4-?????-2-??717848-18-5C6H5N5O
2-Piperidinobenzamide , 97%2-?????????3430-40-8C12H16N2O
Atrazine, 97%????1912-24-9C8H14ClN5
Fmoc-d-Phenylalaninol130406-30-3C24H23NO3
Angelic Anhydride??????????94487-74-8C10H14O3
Docosyl trichlorosilane7325-84-0C22H45Cl3Si
Methyl Isovanillate??3-????-4-????????6702-50-7C9H10O4
2-(3-methoxyphenyl)-N-(3-methylbenzyl)ethanamine(SALTDATA: HBr)355815-54-2C17H21NO
2-(2-Pyridyl)aniline2-(2-???)???29528-30-1C11H10N2
2,3-Dihydro-6-(trifluoromethyl)benzo[1,4]-thiazin-3-one 97%2,3-?????-6-(????????)??[1,4]-???-3-?716-82-5C9H6F3NOS
Borane, t-butylamine complex, powder, min. 97%??-??-???? ????7337-45-3C4H11BN
2,7-DiMethylnaphthalene2,7-???????582-16-1C12H12
5-(Bromomethyl)-2-methyl-4-(trifluoromethyl)-1,3-thiazole , 97%5-(?????)-2-??-4-(????????)-1,3-???1000339-73-0C6H5BrF3NS
Ethyl 3-aMino-1H-pyrazole-5-carboxylate105434-90-0C6H9N3O2
2-Amino-5-methylphenol, 98%6-???-m-???2835-98-5C7H9NO
Strontium i-propoxide, min. 95%???????????88863-33-6C6H14O2Sr
4-Chloro-2-fluorobenzonitrile, 98%57381-51-8C7H3ClFN
Quinacrine Dihydrochloride Hydrate69-05-6C23H32Cl3N3O
4-Acetoxybenzoic acid, 98%2345-34-8C9H8O4
DL-alpha-(Methylaminomethyl)benzyl alcohol, 99%6589-55-5C9H13NO
5-(4-Chlorophenyl)-1-methyl-1H-imidazole-2-thiol, 97%17452-31-2C10H9ClN2S
3-AMinopyrrolidine3-???????79286-79-6C4H10N2
(R)-N-Boc-3-bromo-beta-phenylalanine501015-16-3C14H18BrNO4
1,2,2,3-Propanetetracarbonitrile1,2,2,3-???????????1274904-48-1C7H4N4
4-Chloro-2-(methylsulfonyl)benzoic acid1429994-03-4C8H7ClO4S
N,N-DibutylethylenediaMineN,N-DI-N-????????3529-09-7C10H24N2
Tetraphenylarsonium chloride hydrochloride dihydrate, 97%21006-74-6C24H25AsCl2O2
1-cyclohexyl-2-phenylethanone(SALTDATA: FREE)1-??????-2-??-1-???61259-29-8C14H18O
4-(2-Hydroxyethoxy)anisole2-(4-??????)??-1-?5394-57-0C9H12O3
Pyrazolo[1,5-a]pyridine-3-carbonyl chloride , 95%PYRAZOLO[1,5-A]???-3-?????????78933-24-1C8H5ClN2O
N-[(2,4-Diphenyl-1,3-thiazol-5-yl)methyl]-N-methylamine , 97%N-[(2,4-???-1,3-THIAZOL-5-YL)??]-N-????884507-18-0C17H16N2S
2-Chloro-4-isocyanato-1-methoxybenzene3-???-4-????????????28395-76-8C8H6ClNO2
6-Heptynenitrile6-?????15295-69-9C7H9N
2-(4-Bromophenoxy)-6-methylpyrazine 97%2-(4-??????)-6-?????915707-62-9C11H9BrN2O
4-Fluoro-2-trifluoromethylbenzyl chloride2-????????-4-???????????248262-29-5C8H5ClF4
2-(2-chloro-6-methylphenoxy)ethanamine(SALTDATA: HCl)26646-31-1C9H12ClNO
(4-Chloro-phenylamino)-phenyl-acetic acid(4-???-?????)-??-????33984-30-4C14H12ClNO2
2-(benzylamino)-3-(1H-imidazol-5-yl)propan-1-ol(SALTDATA: HCl)339207-77-1C13H17N3O
3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-5-(trifluoromethyl)-1H-pyrrolo[2,3-b]pyridine1198094-97-1C14H16BF3N2O2
2-Bromomethylphenylboronic acid pinacol ester(2-???????)???,???????377780-72-8C13H18BBrO2
3-Phenoxy-2-butanone3-???-2-???6437-85-0C10H12O2
5-Methyl-3-phenyl-4-isoxazolylboronic acid, May contain varying amounts of anhydride, 97%5-??-3-??-4-????????491876-01-8C10H10BNO3
(1-ethylpropyl)(3-phenoxybenzyl)amine(SALTDATA: HBr)423734-02-5C18H23NO
5-(Benzylaminomethyl)-2-methoxyphenol5-(???????)-2-?????58451-94-8C15H17NO2
1-(4-bromophenyl)-2-morpholin-4-ylethanol(SALTDATA: FREE)7155-26-2C12H16BrNO2
methyl 2-amino-4-pyridin-4-ylthiophene-3-carboxylate(SALTDATA: FREE)438229-64-2C11H10N2O2S
4'-Cyano-2'-(trifluoromethyl)acetanilide 98%4-???-2-(????????)???????175277-96-0C10H7F3N2O
N-?-Phthalyl-L-asparagineN-??-???-L-?????42406-52-0C12H10N2O5
3,4'-Dichlorobenzophenone3,4'-????????7498-66-0C13H8Cl2O
2-chloro-5,6,7,8-tetrahydro-3-quinolinecarbonitrile(SALTDATA: FREE)2-???-5,6,7,8-??????????-3-?????65242-27-5C10H9ClN2
(4-bromobenzyl)propylamine(SALTDATA: FREE)N-(4-?????)-N-?????150869-52-6C10H14BrN
Copyright 2019 ? ChemicalBook. All rights reserved