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选择性 APS 肉汤基础微生物培养基、细胞培养基、菌种培养基、进口培养基、国产培养基公司现货直销,培养基价格、培养基报价、培养基批发,欢迎有培养基需要的科研工作者!
选择性 APS 肉汤基础选择性培养基
•选择性培养基均含有营养物(增菌剂)和抑菌剂(选择剂)。
•标本接种于这类培养基后,由于抑菌剂的选择性抑制作用,使所要分离的病原菌得到较好的繁殖,而其他菌被抑制。
•抑菌剂的种类很多,如孔雀绿、煌绿、柠檬酸钠、胆盐、四磺磺酸钠等,但抑菌剂的加入量需准确,有的可能水溶液无菌配制冷藏备用,有的又不耐高热,配制无需高压灭菌。
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BrCH2C(OC2H5)2CO2C6H4NO2 1BMA 87224-03-1 聚(2-乙基-1,3-己二醇癸二酸),端二(2-乙基己基) Poly(2-ethyl-1,3-hexanediol sebacate), bis(2-ethylhexyl) terminated C15H12N2 WJA00810 670-83-7 2,4-二氟-6-硝基苯胺 2,4-difluoro-6-nitroaniline
BrCH2C(OC2H5)2CO2C6H4NO2 1BMA 87224-03-1 聚(2-乙基-1,3-己二醇癸二酸),端二(2-乙基己基) Poly(2-ethyl-1,3-hexanediol sebacate), bis(2-ethylhexyl) terminated C6H4F2N2O2 WJA00811 364-30-7 2,4-二氟-6-硝基苯酚 2,4-difluoro-6-nitrophenol
BrCH2C(CH3)2CH2OH 1A2F 40894-00-6 PSS-八(2-二氯硅基乙基)取代 PSS-Octa(2-dichloromethylsilylethyl) substituted C6H3F2NO3 WJA00812 364-31-8 2,4-二-5-醛基-吡咯-3-甲酸乙酯 5-formyl-2,4-dimethyl-1h-pyrrole-3-carboxylic acid ethyl ester
BrCH2C(CH3)2CH2OH 1A2F 40894-00-6 PSS-八(2-二氯硅基乙基)取代 PSS-Octa(2-dichloromethylsilylethyl) substituted C10H13NO3 WJA00813 2199-59-9 2',4'-二-6'-硝基乙酰苯胺 2,4-dimethyl-6-nitro acetanilide
BrCH213CO2H 1ALD 57858-24-9 2-(甲磺酰)乙基琥珀酰亚胺基碳酸酯 2-(Methanesulfonyl)ethyl succinimidyl carbonate C10H12N2O3 WJA00814 606-38-2 2,4-二吡咯-3,5-二羧酸 3,5-dimethyl-1h-pyrrole-2,4-dicarboxylic acid
BrCH213CO2C2H5 1AQN 61203-71-2 1-溴-2-(甲氧基甲氧基)乙烷 1-Bromo-2-(methoxymethoxy)ethane C8H9NO4 WJA00815 5434-29-7 2,4-二-吡咯-3-甲酸乙酯 2,4-dimethyl-1h-pyrrole-3-carboxylic acid ethyl ester
BrCH213CO2C2H5 1AQN 61203-71-2 1-溴-2-(甲氧基甲氧基)乙烷 1-Bromo-2-(methoxymethoxy)ethane C9H13NO2 WJA00816 2199-51-1
BrCH2(CH2)14CO2H 1687 2536-35-8 异紫堇定盐酸盐 Isocorydine hydrochloride 2,4-二哌啶 2,4-dimethyl piperidine
BrCH=N(CH3)2(Br) 1990 24774-61-6 1,1,3,3-四甲氧基-1,3-二二硅氧烷 1,3-Dimethyltetramethoxydisiloxane C7H15N WJA00817 6287-19-0 2,4-二噻吩 2,4-dimethylthiophene
BrCH=CHSi(CH3)3 1A30 41309-43-7 4-[双[2-(乙酰氧基)乙基]氨基]苯甲醛 4-[Bis[2-(acetyloxy)ethyl]amino]benzaldehyde C6H8S WJA00818 638-00-6 2,4-二甲氧基-6-苯甲醛 2,4-dimethoxy-6-methylbenzaldehyde
BrCH=CHSi(CH3)3 1A30 41309-43-7 4-[双[2-(乙酰氧基)乙基]氨基]苯甲醛 4-[Bis[2-(acetyloxy)ethyl]amino]benzaldehyde C10H12O3 WJA00819 7149-90-8 2,4-二氯-5-氟乙酰苯胺 2',4'-dinitro-5'-fluoroacetanilide
BrCH=C(CH3)CN 15GL 150163-13-6 四环戊二烯并二烯化钾 Potassium tetramethylcyclopentadienide C8H6FN3O5 WJA00820 1548-18-1 2,4-二氯-5-三氟嘧啶 2,4-dichloro-5-(trifluoromethyl)pyrimidine
BrCH=C(CH3)CN 15GL 150163-13-6 四环戊二烯并二烯化钾 Potassium tetramethylcyclopentadienide C5HCl2F3N2 WJA00821 3932-97-6 2,4-二氯-6--1,3,5-三嗪 2-[(4-amino-3-chloro)benzoyl]benzoic acid
BrCH(CHO)2 1653 2065-75-0 尿素-15N2 Urea-15N2 C9H5Cl2N3 WJA00822 1700-02-3 2,4-二氯-6-三氟嘧啶 2,4-dichloro-6-(trifluoromethyl)pyrimidine
BrCD2CO2D 18JD 14341-48-1 四碘汞酸(II)铜(I) Copper(I) tetraiodomercurate(II) C5HCl2F3N2 WJA00823 16097-64-6 2,4-二氯丙炔基醚 2,4-dichlorophenyl propargyl ether
BrCD2CO2CH3 15V3 163886-16-6 叔丁基N-(4-溴丁基)氨基甲酸 tert-Butyl N-(4-bromobutyl)carbamate C9H6Cl2O WJA00824 17061-90-4 2,4-二氯 2,4-dichloro-1-ethoxybenzene
BrCD2CO2CH3 15V3 163886-16-6 叔丁基N-(4-溴丁基)氨基甲酸 tert-Butyl N-(4-bromobutyl)carbamate C8H8Cl2O WJA00825 5392-86-9 2,4-二氯苯乙酸乙酯 ethyl 2,4-dichlorophenyl acetate
BrCD2Cl 16CS 3149-74-4 反-2-羟基-β-硝基苯乙烯 trans-2-Hydroxy-β-nitrostyrene C10H10Cl2O2 WJA00826 41022-54-2 2,4-二氯苯重氮四氟硼酸盐 2,4-dichlorobenzenediazoniumtetrafluoroborate
BrCD2CD2OH 1BFQ 81764-55-8 4-(4-硝基苯)-1-丁醇 4-(4-Nitrophenyl)-1-butanol C6H3BCl2F4N2 WJA00827 21872-70-8 2,4-二氯扁桃酸 2,4-dichloro mandelic acid
BrCD2CD2OH 1BFQ 81764-55-8 4-(4-硝基苯)-1-丁醇 4-(4-Nitrophenyl)-1-butanol C8H6Cl2O3 WJA00828 7554-78-1 2,4-二氯喹唑啉 2,4-dichloroquinazoline
BrCD2(CD2)2CD2Br 1B0L 68375-92-8 C8H4Cl2N2 WJA00829 607-68-1 2,4'-二氯联苯 2,4'-dichlorobiphenyl
BrCD2(CD2)2CD2Br 1B0L 68375-92-8 C12H8Cl2 WJA00830 34883-43-7 2,4-二氯联苯 2,4-dichlorobiphenyl
BrCCl3 01JW 75-62-7 磺酰胺 Sulfamide C12H8Cl2 WJA00831 33284-50-3
BrC7H4N 0AHP 2042-37-7 1,1,3,3-四-1,3二[3-(环氧乙基甲氧基)丙基]二硅氧烷 1,1,3,3-tetramethyl-1,3-bis-(3-oxiranylmethoxy-propyl)-disiloxane 2,4-二氯嘧啶-6-甲酸甲酯 2-(3-chlorophenyl)malondialdehyde
BrC6H4Znl 0FNM 186000-44-2 5-氟-2-溴化镁 5-Fluoro-2-methylphenylmagnesium bromide C6H4Cl2N2O2 WJA00832 6299-85-0 2,4-二羟基-3-喹啉甲醛 2,4-dihydroxy-3-formylquinoline
BrC6H4ZnI 15FU 148651-39-2 4-甲氧基-2-甲溴化镁溶液 4-Methoxy-2-methylphenylmagnesium bromide solution C10H7NO3 WJA00833 529-89-5 2,4-二羟基-6-苯甲醛 2,4-Dihydroxy-6-methylbenzaldehyde
BrC6H4ZnI 15FU 148651-39-2 4-甲氧基-2-甲溴化镁溶液 4-Methoxy-2-methylphenylmagnesium bromide solution C8H8O3 WJA00834 487-69-4 2,4-二羟基苯甲醛肟 b-resorcylaldoxime
BrC6H4SO3H·H2O 1BDC 79326-93-5 (R)-(+)-苹果酸二异丙酯 Diisopropyl (R)-(+)-malate C7H7NO3 WJA00835 5399-68-8 2',4-二羟基查耳酮 1-(2-hydroxyphenyl)-3-(4-hydroxyphenyl)-2-propen-1-one
BrC6H4SO3H·H2O 1BDC 79326-93-5 (R)-(+)-苹果酸二异丙酯 Diisopropyl (R)-(+)-malate C15H12O3 WJA00836 13323-66-5 2,4-二氢-2,5-二-3H-吡唑啉-3-酮 2,4-dihydro-2,5-diphenyl-3h-pyrazol-3-one
BrC6H4SC(O)CH3 19GY 28122-76-1 仲丁酸酯 sec-Butyl tiglate C15H12N2O WJA00837 4845-49-2 2,4-二叔丁基苯硫酚 2,4-di-tert-butylthiophenol
BrC6H4OSi(CH3)2C(CH3)3 1AZG 67963-68-2 三二异戊基氢硼化钾 Potassium trisiamylborohydride C14H22S WJA00838 19728-43-9 2,4-二硝基-N-(2-羟乙基)苯胺 2,4-dinitro-n-(2-hydroxyethyl)aniline
鉴别培养基
•鉴别培养基有一般鉴别培养基和选择性鉴别培养基之分。
•用于区别不同微生物种类的培养基称为一般鉴别培养基,此类培养基中一般不加抑菌剂而只含指示剂。
•在培养基中加入某种抑制剂和指示剂,以抑制某些细菌生长,而促进某种病原菌的繁殖,并使菌落具有一定特征,以助鉴别、分离。这类培养基称为选择性鉴别培养基。
厌氧菌培养基
•厌氧菌的分离、培养和鉴别用的培养基,称为厌氧菌培养基。
•由于厌氧菌自身缺乏有氧代谢*的各种酶,所以厌氧菌在正常的大气环境下既不能生长又不能生存。
•通常用心、脑或其他脏器浸液配制厌氧菌培养基,并常需加入硫乙醇酸钠、半胱氨酸、葡萄糖、肝块、肉渣、还原铁、脱脂棉或活性炭等还原剂和除氧材料
选择性 APS 肉汤基础厌氧菌培养基
•在液体培养基中还可加入刃天青或美兰作氧化还原指示剂以观察培养基的含氧程度。
•使培养基保持较低的氧化还原电势,以保证厌氧菌生长的良好环境。也可在培养基表面加液体石蜡。