成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

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

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

?? ????

Olopatadine hydrochloride, 99%, a selective H1 receptor antagonist140462-76-6C21H24ClNO3
2'-Amino-biphenyl-4-carbonitrile2'-???-???-4-?????75898-35-0C13H10N2
7-Hydroxy-2,2,8-trimethylchroman-4-one50544-72-4C12H14O3
4-Heptylphenol?????1987-50-4C13H20O
3-(3,4,5-trimethyl-1H-pyrazol-1-yl)propanoic acid(SALTDATA: FREE)3-(3,4,5-????-1H-???-1-?)????890593-69-8C9H14N2O2
Dodecyl 4-Hydroxybenzoate2664-60-0C19H30O3
(-)-Camphanic acid chloride, 98%39637-74-6C10H13ClO3
Tetrabutylammonium hydrogensulfate, 99%, for ion-pair chromatography???????? ??32503-27-8C16H37NO4S
2-Fluoropyridine-6-carboxylic acid, 97%6-????-2-????????402-69-7C6H4FNO2
L-(+)-Tartaric acid dimethyl ester, 99%, ee: 99%(+)-???L-??????608-68-4C6H10O6
5-(Trifluoromethyl)benzene-1,3-diboronic acid 98%5-(????????)??-1,3-????98913835-35-5C7H7B2F3O4
2-bromo-N-1,3-thiazol-2-ylbutanamide(SALTDATA: FREE)116200-99-8C7H9BrN2OS
4,5-dihydronaphtho[1,2-d][1,3]thiazol-2-amine(SALTDATA: FREE)4,5-?????-???[1,2-D]???-2-???34176-49-3C11H10N2S
2-Methylbenzylisocyanide2-???????????602261-95-0C9H9N
Ethyl 2-oxocyclopentylacetate, 95%20826-94-2C9H14O3
Diethyl 3-hydroxyglutarate, 98%???3-??????????32328-03-3C9H16O5
Trieicosanoin???????620-64-4C63H122O6
Benzyl 2-bromoethyl ether, 97%1462-37-9C9H11BrO
1,5-Dimethyl-1H-pyrazole-3-carboxylic acid, 99%1,5-???-1H-???-3-?????5744-59-2C6H8N2O2
4-Methylvaleric acid, 99%4-??????646-07-1C6H12O2
2,4,6-Trichlorobenzenesulfonamide28460-30-2C6H4Cl3NO2S
3-(2-Hydroxyphenyl)propionic acid3-(2-??????)?????495-78-3C9H10O3
2-Phenylthiazole-4-carboxylic acid, 97%2-??-1,3-???-4-?????7113-10-2C10H7NO2S
tert-butyl methyl(4-piperidinylmethyl)carbamate(SALTDATA: FREE)TERT-????(????-4-???)-?????138022-04-5C12H24N2O2
4,6-Dichloro-2-methylquinoline4,6-????-2-?????53342-53-3C10H7Cl2N
9-Amino-1,2,3,4-tetrahydro-5H-1,4-benzodiazepin-5-one9-???-1,2,3,4-???????-??[E][1,4]????-5-?328546-66-3C9H11N3O
3-Methoxyphenyl isothiocyanate3125-64-2C8H7NOS
N-Cbz-Ethylenediamine hydrochloride, 97%18807-71-1C10H15ClN2O2
9-Fluorenone, 99%9-?????486-25-9C13H8O
5-Isoxazol-5-ylthiophene-2-sulfonyl chloride, Tech.5-(5-ISOXAZYL)???-2-??????551930-53-1C7H4ClNO3S2
Potassium tetrachloroaurate(III) hydrate (99.99%-Au) (51%-Au) PURATREM?? ???????????(III)13682-61-6AuCl4K
1-[3-(Triethoxysilyl)propyl]urea (40-52% in Methanol)[3-(???????)???]??? (CAS No. 23779-32-0)23779-32-0C10H24N2O4Si
L-Isoleucine, 99%L-(+)-?????73-32-5C6H13NO2
4-bromo-1H-pyrazole-3-carbonitrile, 95%4-???-1H-???-3-?????288246-16-2C4H2BrN3
2-(3-Chlorophenyl)-4-isocyanato-1,3-thiazole, 95%2-(3-?????)-4-??????-1,3-???868755-59-3C10H5ClN2OS
Methyl 3-AMino-4-chlorobenzoate??3-???-4-????????40872-87-5C8H8ClNO2
2-Thenoyltrifluoroacetone, 99% (TTA)?????????????326-91-0C8H5F3O2S
5-(Benzyloxy)-2-bromo-4-methylaniline , 97%5-(????)-2-???-4-?????499770-88-6C14H14BrNO
1-(2-thienylcarbonyl)-3-piperidinamine(SALTDATA: HCl)1-(2-???????)-3-??????(SALTDATA:HCl)1114596-44-9C10H14N2OS
4-(Trifluoromethyl)benzhydrol4-(????????)?????395-23-3C14H11F3O
Yttrium(III) chloride hexahydrate, 99.99%, trace metals basis??? ???10025-94-2Cl3H12O6Y
4-(1H-Imidazol-1-ylmethyl)benzaldehyde, 97%4-(1H-????-1-???)??????102432-03-1C11H10N2O
2-bromo-N-(2,3-dimethylphenyl)acetamide(SALTDATA: FREE)2-???-N-(2,3-????-??)-?????349120-89-4C10H12BrNO
1-(DiMethylethylsilyl)iMidazole [DiMethylethylsilylating Agent]???????????62365-34-8C7H14N2Si
4-Benzyl-2-methylpiperazine-1-carboxylic acid tert-butyl ester1-??-4-BOC-????120737-77-1C17H26N2O2
N-Methyl-(3-phenoxythien-2-yl)methylamine , 97%N-??-(3-?????-2-YL)????930111-14-1C12H13NOS
4-Isothiocyanatobenzenesulfonamide51908-29-3C7H6N2O2S2
N-Boc-cis-4-hydroxy-L-proline, 97%N-Boc-cis-4-?????-L-???87691-27-8C10H17NO5
3,4-(Methylenedioxy)phenylboronic acid, 98%3,4-???????????94839-07-3C7H7BO4
5-Chloro-2,4-difluorobenzenesulfonyl chloride13656-57-0C6H2Cl2F2O2S
Octamethylcyclotetrasiloxane, 98%?????????????556-67-2C8H24O4Si4
4-(5-Bromo-2-thienyl)-2-pyrimidinamine4-(5-???-2-???)-2-??????855308-66-6C8H6BrN3S
N-DodecyliMidazole1-???????4303-67-7C15H28N2
Alamethicin, 95%ALAMETHICIN????27061-78-5C92H150N22O25
1-(2-chloroethoxy)-2-isopropoxybenzene(SALTDATA: FREE)915921-87-8C11H15ClO2
Benzothiophene-2-carboxaldehyde, 97%3541-37-5C9H6OS
5-Bromo-N-(2,2-dimethoxyethyl)pyrimidin-2-amine5-???-N-(2,2-???????)????-2-??885267-37-8C8H12BrN3O2
2,4,6-Trifluoronitrobenzene, 98%??????-1,2,3,-2?????315-14-0C6H2F3NO2
Fmoc-D-Chg-OH, 99%198543-96-3C23H25NO4
Tert-butyl 4-aminobenzoate, 98%18144-47-3C11H15NO2
Aluminum sec-butoxide, 96%, J&KSeal???? ?? sec-?????2269-22-9C4H13AlO
4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid, 99%4-(2-???????)-1-???????? ?7365-45-9C8H18N2O4S
Boc-NleOH·DCHA, 99%21947-32-0C23H44N2O4
3-Chloro-4-nitrobenzenesulphonyl chloride3-???-4-?????????????64835-30-9C6H3Cl2NO4S
Bisindolylmaleimide XI hydrochloride151342-35-7C28H28N4O2
(3R,5R)-(-)-3,5-Heptanediol, 99%(3R,5R)-(-)-3,5-????77291-90-8C7H16O2
Kaolin???1332-58-7H2Al2O8Si2.H2O
1-Boc-2-pyrrolylboronic acid, 98%135884-31-0C9H14BNO4
(5E)-5-(3-hydroxy-4-methoxybenzylidene)-2-mercapto-1,3-thiazol-4(5H)-one(SALTDATA: FREE)69505-47-1C11H9NO3S2
4-Pentynoic acid, 95%4-?????6089-09-4C5H6O2
1-Methylpiperidine-2-carboxylic acid hydrochloride, 98%25271-35-6C7H14ClNO2
3,4,5-Trihydroxybenzhydrazide3,4,5-????????????????5782-85-4C7H8N2O4
2-(3-Methoxyphenyl)cyclohexanone, tech., 90%15547-89-4C13H16O2
1,3-Thiazole-2-carbonyl chloride 97%1,3-???-2-?????????30216-57-0C4H2ClNOS
4-Fluorophenacyl bromide, 97%2-???-4'-?????????403-29-2C8H6BrFO
(+)-1,4-Di-O-benzyl-D-threitol91604-41-0C18H22O4
5-Bromo-2-fluorobenzoic acid, 99%146328-85-0C7H4BrFO2
Ethyl oleate, 90%???????111-62-6C20H38O2
7-Ethoxy-4-methylcoumarin, 98%7-???-4-?????87-05-8C12H12O3
Pentafluoroethyl ethyl ketone????????????378-72-3C5H5F5O
N-Methyl-N-nitroso-p-toluenesulfonaMide [Precursor to DiazoMethane]???80-11-5C8H10N2O3S
2'-Hydroxy-4'-methoxyacetophenone, 99%????552-41-0C9H10O3
Tetrakis[(S)-(+)-(1-adamantyl)-(N-phthalimido)acetato]dirhodium(II) Rh2(S-PTAD)4?????[(S)-(+)-(1-????)-(N-?????)????]???(II)Rh2(S-PTAD)4909389-99-7C80H80N4O16Rh2
2-bromoethyl 3,4-dimethylphenyl ether(SALTDATA: FREE)2-?????3,4-????????3351-53-9C10H13BrO
(4-ethoxybenzyl)propylamine(SALTDATA: HCl)N-(4-?????)-N-?????869942-62-1C12H19NO
1-Methyl-5-(Methylsulfanyl)-1H-1,2,4-triazol-3-ylaMine3-???-1-??-5-????-1,2,4-????84827-78-1C4H8N4S
1-(2,4-Dimethylphenyl)-2-thiourea16738-20-8C9H12N2S
3-Methyl-2-cyclohexenone, 98%3-??-2-?????-1-?1193-18-6C7H10O
1-Benzyl-4-piperidone, 99%1-??-4-????3612-20-2C12H15NO
2-(4-chlorophenyl)-N-(2-methoxybenzyl)ethanamine(SALTDATA: HBr)1-(2-????????)-2-(4-?????)??625408-34-6C16H18ClNO
(-)-2,3-O-Isopropylidene-D-threitol73346-74-4C7H14O4
(2E)-1,1,1,4,4,4-Hexafluorobut-2-ene66711-86-2C4H2F6
Propylene carbonate, 99.5%, SuperDry, J&KSeal???? ?????108-32-7C4H6O3
1-piperidin-1-ylcyclopentanecarbonitrile(SALTDATA: FREE)1-????-1-????????????(?????:??)22912-32-9C11H18N2
(R)-(-)-1-{(S)-2-[Bis(3,5-di-trifluoromethylphenyl)phosphino]ferrocenyl}ethyldi-3,5-xylylphosphine, min. 97%166172-63-0C44H36F12FeP210*
5-Chloro-2-(Methylthio)pyriMidine-4-carboxylic Acid61727-33-1C6H5ClN2O2S
1-Methyl-4-(4-nitrophenyl)piperazine, 95%16155-03-6C11H15N3O2
Methyl 2,3,4-tri-O-benzyl-β-L-thiofucopyranoside107802-80-2C28H32O4S
2-Fluoroadenine, 98%2-???????700-49-2C5H4FN5
3,4-Dihydro-7-(hydroxymethyl)-4-methyl-2H-pyrido[3,2-b][1,4]oxazine921938-81-0C9H12N2O2
Copyright 2019 ? ChemicalBook. All rights reserved