黄豆粉液体培养基微生物培养基、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! 黄豆粉液体培养基选择性培养基 •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。 更多相关产品:(C22H44O17)n 1B15 68512-26-5 木质素磺酸脱磺化钠盐 Lignosulfonic acid, desulfonated sodium salt C26H42O4 1DNB 119-07-3 3--1-(3-硝基)-5-吡唑酮 3-Methyl-1-(3-nitrophenyl)-5-pyrazolone (C22H34O8)n 0FCC 221244-49-1 顺式-3-(Boc-氨基)环己烷羧酸 cis-3-(Boc-amino)cyclohexanecarboxylic acid C26H44O2 1DP1 119-98-2 2-氟吡啶-3-硼酸 2-Fluoropyridine-3-boronic acid (C21H23O5P)n 1C65 116265-68-0 聚(二(苯氧基)偶磷氮烯) Poly(bis(phenoxy)phosphazene) C26H44O9 00LC 12650-69-0 碘代酚 Riodoxol (C18H37N3O5)n 199R 24993-04-2 2,3-二(2-吡啶基)吡嗪 2,3-Bis(2-pyridyl)pyrazine C26H49NO3S 00WG 138-32-9 3-磷酸甘油酸激酶 3-Phosphoglyceric Phosphokinase (C17H15NO2)n 1B3P 69678-49-5 3-(4-氯苯氧基)苯甲醛 3-(4-Chlorophenoxy)benzaldehyde C26H52N2S2 1DPN 120-88-7 6-溴吲哚-2-羧酸 6-Bromoindole-2-carboxylic acid (C17H15NO2)n 1B3P 69678-49-5 3-(4-氯苯氧基)苯甲醛 3-(4-Chlorophenoxy)benzaldehyde C26H56ClN 00GL 3041-74-9 鳄梨油 Avocado Oil (C16H30O2)n 19CG 25719-52-2 2,5-呋喃二酮与1-丙烯的聚合物 Polypropylene-graft-maleic anhydride C26H56ClN 0CFM 3401-74-9 溴代十六烷基吡啶 1-Hexadecylpyridinium bromide (C16H15N)n 1A2L 41008-78-0 2-(1-金刚烷基)-4-苯酚 2-(1-Adamantyl)-4-methylphenol C27H18O6 1CRL 50446-44-1 碘酸铯 Cesium iodate (C16H15N)n 1A2L 41008-78-0 2-(1-金刚烷基)-4-苯酚 2-(1-Adamantyl)-4-methylphenol C27H22N2O4 1D3X 101-65-5 盐酸甲氯芬酯 Meclofenoxat hydrochloride (C16H14Na2O8)n 19CK 25736-61-2 十八烷基硅烷 Octadecylsilane C27H28N2NaO7S2 0CKM 3520-42-1 苏丹橙G Sudan orange G (C15H29NO6)n 1AWJ 65447-77-0 N-(4-氨基-2-)-4-氯酞酰亚胺 N-(4-Amino-2-methylphenyl)-4-chlorophthalimide C27H28N2O7 00RU 132203-70-4 苄普地尔 Bepridil (C15H20O2)n 1CAC 123322-60-1 4-氨基-1-萘磺酸钠盐水合物 4-Ami-naphthalenesulfonic acid sodium salt hydrate C27H29 00L9 56420-45-2 拉宁 Teicoplanin (C15H18N2O4)n 1C7U 118338-59-3 钛(IV)二(乙基乙酰乙酸根)二异丙氧化物 Titanium(IV) bis(ethyl acetoacetato)diisopropoxide C27H30Cl2O6 00TW 83919-23-7 卤甲松 Halometasone (C14H26S)n 1C34 110851-65-5 新戊基二醇二缩水甘油基醚溴化物 Neopentyl glycol diglycidyl ether brominated C27H30O16 03YY 153-18-4 杨梅黄酮 Myricetin (C14H26S)n 1C34 110851-65-5 新戊基二醇二缩水甘油基醚溴化物 Neopentyl glycol diglycidyl ether brominated C27H32O14 0KUY 10236-47-2 过氧化氢 Hydrogen peroxide (C14H22O2)n 1AV1 64114-51-8 2-乙酰氨基-5-苯甲硫基-1,3,4-噻二唑 2-Acetylamino-5-benzylthio-1,3,4-thiadiazole C27H33N9O15P2 03WW 146-14-5 二苄胺基苯磺酸钠 sodium dibenzyl amine enzene sulfonate (C14H22O2)n 1AV1 64114-51-8 2-乙酰氨基-5-苯甲硫基-1,3,4-噻二唑 2-Acetylamino-5-benzylthio-1,3,4-thiadiazole C27H36O7 00TU 86401-95-8 阿克美他松丙酯 Alclometasone-17,21-dipropionate (C14H16N2O4C5H8O2)x 15HJ 152100-50-0 N,N'-二-Boc-1H-吡唑-1-甲脒 N,N'-Di-Boc-1H-pyrazole-1-carboxamidine C27H36O8 00TZ 73771-04-7 角鲨胺 Squalamine (C14H16N2O4C5H8O2)x 15HJ 152100-50-0 N,N'-二-Boc-1H-吡唑-1-甲脒 N,N'-Di-Boc-1H-pyrazole-1-carboxamidine C27H38N2O4 1D6U 52-53-9 地芬南 Diphenan (C14H16N2O4)n 15HH 152100-47-5 聚[((S)-(-)-1-(4-硝基)-2-吡咯烷)丙烯酸-co-异丁烯酸] Poly[((S)-(-)-1-(4-nitrophenyl)-2-pyrrolidinemethyl)acrylate-co-methyl methacrylate] C27H40O3 00U2 112965-21-6 他卡西妥 Tacalcitol (C14H16N2O4)n 15HH 152100-47-5 聚[((S)-(-)-1-(4-硝基)-2-吡咯烷)丙烯酸-co-异丁烯酸] Poly[((S)-(-)-1-(4-nitrophenyl)-2-pyrrolidinemethyl)acrylate-co-methyl methacrylate] C27H42O3 05AC 512-04-9 西司他丁 Cilastatin (C14H14N2O2)n 19CR 25765-47-3 氯化钪水合物 Scandium(III) chloride hydrate C27H44O2 1D6S 51-77-4 4,4'-二辛基二苯胺 Dioctyldiphenylamine (C14H11N)n 1AFR 55447-28-4 氯化2,3-萘酞菁铝 Aluminum 2,3-naphthalocyanine chloride C27H44O3 00U3 57333-96-7 马索罗酚 Masoprocol (C14H11N)n 1AFR 55447-28-4 氯化2,3-萘酞菁铝 Aluminum 2,3-naphthalocyanine chloride C27H44O3 1DBU 77-60-1 磷酸三(2,3-二氯丙基)酯 Tris(2,3-dichloropropyl) phosphate (C12H8O3S)n 19CD 25667-42-9 L-丙氨酸-15N L-Alanine-15N C27H50ClN 03EP 122-19-0 十二烷基三氯化铵 Lauryltrimethylammonium chloride (C12H8)m(C22H25N)n 0EKG 484696-66-4 聚(四氟乙烯氧化-co-二氟亚氧化) α,ω-二醇 Poly(tetrafluoroethylene oxide-co-difluoromethylene oxide) α,ω-diol C284H432N84O79S7 0KLC 9087-70-1 血管活性肠肽 Vasoactive intestinal peptide (C12H24N2O9)n 15FN 148411-57-8 2-氯-3-嘧啶三氟甲烷磺酸 2-chloro-3-pyridine trifluoromethanesulfonate C28H19FN4O8 00M4 110690-43-2 (C12H24N2O9)n 15FN 148411-57-8 2-氯-3-嘧啶三氟甲烷磺酸 2-chloro-3-pyridine trifluoromethanesulfonate C28H20N4O8S2 1DLS 117-33-9 7-羟基-8-[[4'-[(4-羟基)偶氮]-3,3'-二[1,1'-联苯]-4-基]偶氮]萘-1,3-二磺酸 7-Hydroxy-8-[[4'-[(4-hydroxyphenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]naphthalene-1,3-disulphonic acid (C12H23NO)n 199C 24937-16-4 十三烷基醚聚氧代乙烯 Polyoxyethylene (10) tridecyl ether C28H22N2O2 03LR 128-80-3 酞菁铜 Copper(II) phthalocyanine 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 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。 |