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

優(yōu)惠券使用說明>

暫無可領(lǐng)優(yōu)惠券

北京康派森醫(yī)藥科技有限公司

主營產(chǎn)品:雜質(zhì)對照品,醫(yī)藥中間體

客服熱線:010-010-52878169 15801002657

英文名稱 中文名稱 CAS號 操作
1-(4-(2-methyl-6-oxopiperidin-1-yl)phenyl)-3-morpholino-5,6-dihydropyridin-2(1H)-one 阿哌沙班雜質(zhì)S3 2098457-93-1 詳細
1-cyclopropyl-6,7-difluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 莫西沙星雜質(zhì)J 112811-72-0 詳細
2-((2-((4-(2-chlorophenyl)-3-(ethoxycarbonyl)-5- (methoxycarbonyl)-6-methyl-1,4-dihydropyridin-2-yl) methoxy)ethyl)carbamoyl)benzoic acid 氨氯地平雜質(zhì)H 318465-73-5 詳細
3-ethyl 5-methyl 4-(2-chlorophenyl)-2-((2-(1,3-dioxoisoindolin- 2-yl)ethoxy)methyl)-6-methyl-1,4-dihydropyridine-3,5 -dicarboxylate 氨氯地平雜質(zhì)A 88150-62-3 詳細
3-ethyl 5-isopropyl 2-((2-aminoethoxy)methyl)-4-(2-chlorophenyl) -6-methyl-1,4-dihydropyridine-3,5-dicarboxylate 氨氯地平雜質(zhì)J 158151-92-9 詳細
3-ethyl 5-methyl 4-(2-chlorophenyl)-6-methyl-2-((2-(2- (methylcarbamoyl)benzamido)ethoxy)methyl)-1,4- dihydropyridine-3,5-dicarboxylate 氨氯地平雜質(zhì)B 721958-72-1 詳細
methyl (S)-2-(2-chlorophenyl)-2-(4,7-dihydrothieno[2,3-c]pyridin-6(5H)-yl)acetate 氯吡格雷EP雜質(zhì)B 1396841-05-6 詳細
1H-benzo[d]imidazol-2-ol 雷貝拉唑雜質(zhì)D;原研-2-羥基苯并咪唑 詳細
(3R,5R)-3,5-dihydroxy-7-(2-isopropyl-4,5-diphenyl-3-(phenylcarbamoyl)-1H-pyrrol-1-yl)heptanoic acid 阿托伐他汀鈣EP雜質(zhì)A 詳細
(3R,5R)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-5-hydroxy-3-methoxyheptanoic acid 阿托伐他汀鈣EP雜質(zhì)G 詳細
methyl 2-(2-chlorophenyl)-2-(6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl) acetate sulfate 氯吡格雷雜質(zhì)C(單體) 120202-69-9 詳細
ethyl 1-(4-chlorophenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate 阿哌沙班雜質(zhì)S4 2029205-62-5 詳細
ethyl (Z)-2-chloro-2-(2-(4-chlorophenyl)hydrazono)acetate 阿哌沙班雜質(zhì)S1 27143-09-5 詳細
5-chloro-N-(4-(5-morpholino-6-oxo-3,6-dihydropyridin-1(2H)-yl)phenyl)pentanamide 阿哌沙班雜質(zhì)S2 1643330-62-4 詳細
ethyl 1-cyclopropyl-6,7,8-trifluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate 莫西沙星雜質(zhì)P 94242-51-0 詳細
lamivudine sulfoxide 拉米夫定雜質(zhì)07 160552-55-6 詳細
4-amino-1-((2R,3R,5S)-2-(hydroxymethyl)-3-oxido-1,3-oxathiolan-5-yl)pyrimidin-2(1H)-one 拉米夫定雜質(zhì)08 160552-54-5 詳細
7-amino-1-cyclopropyl-6-fluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 莫西沙星雜質(zhì)L 172426-88-9 詳細
10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro- 7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid 氧氟沙星雜質(zhì)D 197291-75-1 詳細
9-fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-2,3-dihydro-7H- [1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid 氧氟沙星雜質(zhì)E 82419-52-1 詳細
9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino [2,3,4-ij]quinoline-6-carboxylic acid 氧氟沙星雜質(zhì)A 82419-35-0 詳細
Amlodipine Diethyl Ester 氨氯地平雜質(zhì)E 140171-65-9 詳細
dimethyl 2-((2-aminoethoxy)methyl)-4-(2-chlorophenyl)-6-methyl-1,4- dihydropyridine-3,5-dicarboxylate 氨氯地平雜質(zhì)F 140171-66-0 詳細
Cytosine 拉米夫定雜質(zhì)05 71-30-7 詳細
1-Cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-quinolinecarboxylic acid ethyl ester 莫西沙星雜質(zhì)G 112811-71-9 詳細
6,6'-bis(difluoromethoxy)-2,2'-bis(((3,4-dimethoxypyridin-2-yl)methyl)sulfinyl)-3H,3'H-5,5'-bibenzo[d]imidazole 泮托拉唑雜質(zhì)E 2115779-15-0 詳細
ethyl 1-cyclopropyl-7,8-difluoro-6-methoxy-4-oxo-1,4- dihydroquinoline-3-carboxylate 莫西沙星雜質(zhì)Q 1329836-33-0 詳細
ent-LaMivudine 拉米夫定雜質(zhì)04 134680-32-3 詳細
5-ethyl-3-isopropyl-2-((2-aminoethoxy)methyl)-4-(2-chlorophenyl) -6-methyl-1,4-dihydropyridine-3,5-dicarboxylate 氨氯地平雜質(zhì)K 2170716-02-4 詳細
5-(difluoromethoxy)-1H-benzo[d]imidazole-2-thiol 泮托拉唑雜質(zhì)C 97963-62-7 詳細
5-(difluoromethoxy)-2-(((3,4-dimethoxypyridin-2-yl)methyl)thio) -1H-benzo[d]imidazole 泮托拉唑雜質(zhì)B 102625-64-9 詳細
5-(difluoromethoxy)-2-(((3,4-dimethoxypyridin-2-yl)methyl) sulfonyl)-1H-benzo[d]imidazole 泮托拉唑雜質(zhì)A 127780-16-9 詳細
3-(4-fluorobenzoyl)-2-isobutyryl-N,3-diphenyloxirane-2-carboxamide 阿托伐他汀鈣雜質(zhì)D 148146-51-4 詳細
dimethyl 4-(2-chlorophenyl)-2,6-dimethyl-1,4-dihydropyridine -3,5-dicarboxylate 氨氯地平雜質(zhì)G 43067-01-2 詳細
5-(4-fluorophenyl)-1-(2-((2R,4R)-4-hydroxy-6-oxotetrahydro2H-pyran-2-yl)ethyl)-2-isopropyl-N,4-diphenyl-1H-pyrrole-3-carboxamide 阿托伐他汀鈣雜質(zhì)H 125995-03-1 詳細
2-(1-((((R)-1-(3-((S)-1-(((1-(carboxymethyl)cyclopropyl) methyl)thio)-2-(7-chloroquinolin-2-yl)ethyl)phenyl)-3-(2-(2- hydroxypropan-2-yl)phenyl)propyl)thio)methyl)cyclopropyl) acetic acid 孟魯司特鈉雜質(zhì) E 1187586-58-8 詳細
2-(1-((((R)-1-(3-((R)-1-(((1-(carboxymethyl)cyclopropyl)methyl) thio)-2-(7-chloroquinolin-2-yl)ethyl)phenyl)-3-(2-(2- hydroxypropan-2-yl)phenyl)propyl)thio)methyl)cyclopropyl)acetic acid 孟魯司特鈉雜質(zhì)D 1187586-61-3 詳細
(S,E)-2-(1-(((1-(3-(2-(7-chloroquinolin-2-yl)vinyl)phenyl)-3-(2-(2- hydroxypropan-2-yl)phenyl)propyl)thio)methyl)cyclopropyl)acetic acid 孟魯司特鈉雜質(zhì)A 220927-27-5 詳細
(S)-10-fluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino [2,3,4-ij]quinoline-6-carboxylate ethyl 左氧氟沙星雜質(zhì)I 431058-46-7 詳細
ethyl (R)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4] oxazino[2,3,4-ij]quinoline-6-carboxylate 左氧氟沙星雜質(zhì)K 110548-06-6 詳細
(S)-10-fluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino [2,3,4-ij]quinoline-6-carboxylic acid 左氧氟沙星雜質(zhì)J 117620-84-5 詳細
4-methoxy-2-(((5-methoxy-1H-benzo[d]imidazol-2-yl)sulfinyl) methyl)-3,5-dimethylpyridine 1-oxide 埃索美拉唑雜質(zhì)E 176219-04-8 詳細
5-methoxy-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)thio) -1H-benzo[d]imidazole 埃索美拉唑雜質(zhì)C 73590-85-9 詳細
methyl 2-(2-nitrobenzylidene)-3-oxobutanoate 硝苯地平雜質(zhì)C 39562-27-1 詳細
(R)-9,10-difluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino [2,3,4-ij]quinoline-6-carboxylic acid 左氧氟沙星雜質(zhì)L 110548-07-7 詳細
2-Mercapto-5-MethoxybenziMidazole 埃索美拉唑雜質(zhì)A 37052-78-1 詳細
6-methoxy-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl) sulfonyl)-1H-benzo[d]imidazole 埃索美拉唑雜質(zhì)D 88546-55-8 詳細
2-[(RS)-[(3,5-dimethylpyridin-2-yl)methyl]sulfinyl]-5- methoxy-1H-benzimidazole 埃索美拉唑雜質(zhì)B 110374-16-8 詳細
N-(3-chloro-4-fluorophenyl)-6 ,7-dimethoxyquinazolin-4-amine 吉非替尼雜質(zhì)10 153437-78-6 詳細
methyl 1-((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)-2-ethoxy-1H-benzo[d]imidazole-7-carboxylate 阿齊沙坦雜質(zhì)S 139481-44-0 詳細
methyl 2-ethoxy-1-((2'-(5-oxo-4,5-dihydro -1,2,4-oxadiazol-3-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-benzo[d]imidazole-7-carboxylate 阿齊沙坦酯雜質(zhì)D 147403-52-9 詳細
OlMesartan Lactone IMpurity 奧美沙坦酯雜質(zhì)B 849206-43-5 詳細
methyl 2-(2-chlorophenyl)-2-(6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)acetate sulfate 氯吡格雷EP雜質(zhì)C 135046-48-9 詳細
N-(3-chloro-4-fluorophenyl)-7 -methoxy-6-(3-morpholinopropoxy)-N-(3-morpholinopropyl)quinazolin-4-amine 吉非替尼雜質(zhì)13 1502829-45-9 詳細
1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-4-(2-hydroxypropan-2-yl)-2-propyl-1H-imidazole-5-carboxylic acid 奧美沙坦酯EP雜質(zhì)A 144689-24-7 詳細
1-((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)-2-ethoxy-1H-benzo[d]imidazole-7-carboxylic acid 阿齊沙坦雜質(zhì)M 632322-61-3 詳細
methyl 1-((2'-carbamoyl-[1,1'-biphenyl]-4-yl)methyl)-2-ethoxy-1H-benzo[d]imidazole-7-carboxylate 阿齊沙坦雜質(zhì)A 147404-76-0 詳細
(1S,3R,4S)-4-(2-((5-chloropyridin-2-yl)amino)-2-oxoacetamido)-3-(5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxamido) cyclohexane-1-carboxylic acid 依度沙班雜質(zhì)ZP 834919-19-6 詳細
methyl 2',3'-dichloro-3-methyl-5-oxo-1,2,5,6-tetrahydro -[1,1'-biphenyl]-2-carboxylate 丁酸氯維地平雜質(zhì)11 1801167-49-6 詳細
(S)-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid 左氧氟沙星雜質(zhì)D 117620-85-6 詳細
(S)-9-fluoro-3-methyl-10- ((2-(methylamino)ethyl)amino) -7-oxo-2,3-dihydro-7H-[1,4]oxazino [2,3,4-ij]quinoline-6-carboxylic acid 左氧氟沙星USP雜質(zhì)B 151250-76-9 詳細
4-methoxy-2-(((5-methoxy-1H-benzo[d]imidazol-2-yl)sulfonyl)methyl)-3,5-dimethylpyridine 1-oxide 埃索美拉唑雜質(zhì)I 158812-85-2 詳細
N1-(5-chloropyridin-2-yl)-N2-((1S,2S,4S)-4-(dimethylcarbamoyl)-2-(5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxamido)cyclohexyl)oxalamide 4-methylbenzenesulfonate 依度沙班雜質(zhì)SSS 1255529-27-1 詳細
(S)-4-(6-carboxy-9-fluoro-3-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinolin-10-yl)-1-methylpiperazine 1-oxide 左氧氟沙星雜質(zhì)C 117678-38-3 詳細
2-oxo-3-((2'-(5-oxo-4,5-dihydro-1,2,4-oxadiazol-3-yl)-[1,1'-biphenyl]-4-yl)methyl)-2,3-dihydro-1H-benzo[d]imidazole4-carboxylic acid 阿齊沙坦雜質(zhì)K 1442400-68-1 詳細
(8R,9S,13S,14S)-13-ethyl-3-methoxy-7,8,9,11,12,13,15,16-octahydro-6H-cyclopenta[a]phenanthren-17(14H)-one 左炔諾孕酮雜質(zhì)X 848-04-4 詳細
(S)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-2,3-dihydro -7H-[1,4]oxazino[2,3,4-ij]quinolin-7-one 左氧氟沙星雜質(zhì)F 178964-53-9 詳細
methyl -3-aminobut-2-enoate 硝苯地平雜質(zhì)D 14205-39-1 詳細
(R)-9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3- dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid 左氧氟沙星雜質(zhì)E 100986-86-5 詳細
(S)-9-fluoro-3-methyl-7-oxo-10-(piperazin-1-yl)-3,7-dihydro-2H -[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid hydrochloride 左氧氟沙星雜質(zhì)A 117707-40-1 詳細
dimethyl2,6-dimethyl-4-(2-nitrosophenyl)pyridine-3,5- dicarboxylate 硝苯地平雜質(zhì)B 50428-14-3 詳細
dimethyl2,6-dimethyl-4-(2-nitrophenyl)pyridine-3,5- dicarboxylate 硝苯地平雜質(zhì)A 67035-22-7 詳細
(5-methyl-2-oxo-1,3-dioxol-4-yl)methyl 4-(prop-1-en-2-yl)-2-propyl-1-((2'-(1-trityl-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylate 奧美沙坦酯雜質(zhì)F 1227626-51-8 詳細
ethyl 4-(2-hydroxypropan-2-yl)-2-propyl-1-((2'-(2-trityl-2H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylate 奧美沙坦酯雜質(zhì)O 172875-59-1 詳細
(1S,2S,3R,5S)-3-(7-amino-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-3-yl)-5-(2-hydroxyethoxy)cyclopentane-1,2-diol 替格瑞洛雜質(zhì)H 1251765-07-7 詳細
ethyl 3-oxo-3-(2,3,4,5-tetrafluorophenyl)propanoate 左氧氟沙星雜質(zhì)V 94695-50-8 詳細
(Z)-3-(((4-(N-methyl-2-(4-methylpiperazin-1 -yl)acetamido)phenyl)amino)(phenyl)methylene)-2-oxoindoline-6-carboxylic acid 尼達尼布雜質(zhì)A 894783-71-2 詳細
2-(((3,5-dimethyl-4-nitropyridin-2-yl)methyl)sulfinyl)-5-methoxy-1H-benzo[d]imidazole 埃索美拉唑雜質(zhì)H 317807-10-6 詳細
Olmesartan medoxomil impurity I 奧美沙坦酯雜質(zhì)C 879562-26-2 詳細
(S) -10-((2-aminoethyl)(nitroso)amino)-9-fluoro-3-methyl-7-oxo-2,3- dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid 左氧氟沙星雜質(zhì)37 1329833-82-0 詳細
(S)-10-fluoro-3-methyl-9-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid 左氧氟沙星雜質(zhì) G01 178912-62-4 詳細
6,6-dimethyl-2-propyl-3-((2'-(2-trityl-2H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-3,6-dihydro-4H-furo[3,4-d]imidazol-4-one 奧美沙坦酯雜質(zhì)G 1048948-15-7 詳細
2-ETHYLPENTANOIC ACID 雙丙戊酸鈉雜質(zhì)B 20225-24-5 詳細
2-butyl-4-chloro-1H-imidazole-5-carbaldehyde 氯沙坦鉀雜質(zhì) D 83857-96-9 詳細
tert-butyl 4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate 帕布昔利布雜質(zhì)C 1651214-74-2 詳細
(1S,2S,3R,5S)-3-(7-hydroxy-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-3-yl)-5-(2-hydroxyethoxy)cyclopentane-1,2-diol 替格瑞洛雜質(zhì)G 1445580-43-7 詳細
8-cyclopentyl-5-methyl-2-((5-(piperazin-1-yl)pyridin-2-yl)amino)pyrido[2,3-d]pyrimidin-7(8H)-one 帕布昔利布雜質(zhì)A 571190-22-2 詳細
methyl 1-((2'-(2H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-4-(2-hydroxypropan-2-yl)-2-propyl-1H-imidazole-5-carboxylate 奧美沙坦酯雜質(zhì)L 1347262-29-6 詳細
ethyl 1-cyclopropyl-6,7-difluoro-8 -hydroxy-4-oxo-1,4-dihydroquinoline-3 -carboxylate 莫西沙星雜質(zhì)R 452092-31-8 詳細
VALPROIC ACID RELATED COMPOUND B (50 MG) ((2RS)-2-(1-METHYLETHYL)PENTANOIC ACID) (AS) 雙丙戊酸鈉雜質(zhì)C 62391-99-5 詳細
2-propylpentanenitrile 雙丙戊酸鈉雜質(zhì)D 13310-75-3 詳細
1-((2'-carbamoyl-[1,1'-biphenyl]-4-yl)methyl)-2-ethoxy-1H-benzo[d]imidazole-7-carboxylic acid 阿齊沙坦雜質(zhì)B 1696392-11-6 詳細
(5-methyl-2-oxo-1,3-dioxol-4-yl)methyl 4-(2-hydroxypropan-2-yl)-2-propyl-1-((2'-(1-trityl-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylate 奧美沙坦酯EP雜質(zhì)D 144690-92-6 詳細
3-ethyl 5-methyl 4-(2,3-dichlorophenyl)-2,6-dimethylpyridine-3,5-dicarboxylate 非洛地平雜質(zhì)A 96382-71-7 詳細
2-allylpent-4-enoic acid 雙丙戊酸鈉USP雜質(zhì)A 99-67-2 詳細
diethyl 4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate 非洛地平雜質(zhì)C 79925-38-5 詳細
N1-(5-chloropyridin-2-yl)-N2-((1R,2R,4R)-4-(dimethylcarbamoyl)-2-(5-methyl-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine-2-carboxamido)cyclohexyl)oxalamide 4-methylbenzenesulfonate 依度沙班雜質(zhì)RRR 1255529-24-8 詳細
2-(((3aR,4S,6R,6aS)-6-(7-(((1R,2S)-2-(3,4-difluorophenyl)cyclopropyl)amino)-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-3-yl)-2,2-dimethyltetrahydro-4H-cyclopenta[d][1,3]dioxol-4-yl)oxy)ethan-1-ol 替格瑞洛雜質(zhì)D 274693-26-4 詳細
(1S,2S,3R,5S)-3-(7-(((1R,2S)-2-(3,4-difluorophenyl)cyclopropyl)amino)-5-(propylsulfinyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-3-yl)-5-(2-hydroxyethoxy)cyclopentane-1,2-diol 替格瑞洛雜質(zhì)I 1644461-85-7 詳細
2-(((1S,2S,3S,4R)-4-(7-(((1R,2S)-2-(3,4-difluorophenyl)cyclopropyl)amino)-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-3-yl)-2,3-dihydroxycyclopentyl)oxy)ethyl acetate 替格瑞洛雜質(zhì)F 1616703-93-5 詳細
產(chǎn)品總數(shù):4816 產(chǎn)品頁碼:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49

商家暫時不對外公布

田金龍
主頁 | 企業(yè)會員服務(wù) | 廣告業(yè)務(wù) | 聯(lián)系我們 | 舊版入口 | 中文MSDS | CAS Index | 常用化學品CAS列表 | 化工產(chǎn)品目錄 | 新產(chǎn)品列表 | 評選活動| HS海關(guān)編碼
Copyright © 2008 ChemicalBook 京ICP備07040585號  京公網(wǎng)安備 11010802032676號  All rights reserved.
熱線電話:400-158-6606