产品详情
荧光桃红B
Phloxine B
高纯
别名: 酸性红92 , 荧光桃红 , 四溴四氯荧光素 , 焰红B , 石南红 , 玫瑰红 , 焰红染料B , 标记红 , 2’,4’,5’,7’-四溴-4,5,6,7-四氯-3’,6’-二羟基-螺[异苯并呋喃-1(3H),9’-(9H)占吨]-3-酮 , 红色28 , Tetrachlorotetrabromofluororescein sodium salt , Phloxine , Acid red 92 , Eosin 10B , Tetrabromotetrachlorofluorescein disodium salt , 3,4,5,6-Tetrachloro-2′,4′,5′,7′-tetrabromofluorescein sodium salt , C.I. 45410
产地 中国/美国
所在目录 色素
荧光桃红BCAS号 18472-87-2
分子式 C20H2Br4Cl4Na2O5
分子量 829.63
荧光桃红B产品性质及属性
级别 High purity grade
含量 ≥90.0%
Λmax 536~540nm(0.02 mol/L 醋酸铵溶液)
干燥失量 ≤10.0%
性状 砖红色或棕红色至暗棕色粉末。溶于水为蓝红色溶液带微深绿色荧光,溶于乙醇为蓝红色溶液带砖红色荧光,在盐酸中加温时生成棕黄色沉淀,在氢氧化钠中生成蓝色沉淀,在浓硫酸中呈黄色溶液,加热时不发生变化,稀释时产生黄红色沉淀。
用途 生化研究。生物染色。吸附指示剂。荧光指示剂。检定汞。用于Mallory's 荧光桃红-亚甲基蓝染色;Kreyberg's 方法用于角质素和粘液
保存 RT
荧光桃红B
F0122疏水硅烷/剥离硅烷/Repel-SilaneBR,易爆品
F0123氯化铯/CSCl/Cesium Chloride生物技术级,99.5%,有害品
F0124羟基磷灰石/羟磷灰石/骨粉/HAPBR
F0125透析袋8DM,10MD/Dialysis tubing 8DM,10MDφ6(扁宽10mm),截留分子量1.4万
F0126透析袋27DM,34MD/Dialysis tubing 27DM,34MDφ21(扁宽34mm)截留分子量1.4万
F0127透析袋20DM,25MD/Dialysis tubing 20DM,25MDφ16(扁宽25mm),截留分子量1.4万
F0128透析袋36DM,44MD/Dialysis tubing 36DM,44MDφ27(扁宽44mm),截留分子量1.4万
F0131透析袋17/8DM,77MD/Dialysis tubing 17/8DM,77MDφ49(扁宽77mm),截留分子量1.4万
F0132透析袋3000/Dialysis tubing 3000φ27(扁宽25mm),截留分子量3000
F0133透析袋3500/Dialysis tubing 3500φ27(扁宽34mm),截留分子量3500
F0134透析袋4000/Dialysis tubing 4000φ16(扁宽44mm),截留分子量4000
F0135透析袋6000/Dialysis tubing 6000φ16(扁宽25mm),截留分子量6000
F0136透析袋7000/Dialysis tubing 7000φ16(扁宽25mm或34mm),截留分子量7000
F0136-1再生纤维素透析袋/Regenerated cellulose membrane tubing宽11.5mm,容积1ml/cm;截留1000
F0136-2再生纤维素透析袋(无溶液)/Regenerated cellulose membrane tubing直径10mm, 容积0.79ml/cm;截留3500
F0136-3纤维素透析袋/Cellulose ester Dialysis membranes扁宽24mm;截留100
F0137杂交袋/Seal-A-Meal15×25㎝
F0138透析袋夹/Dialysis tubing closures44mm(有效)
F0139硝酸纤维素薄膜/硝酸纤维素膜/NC/Nitroate cellulose sheets15×20cm
F0140乙酸纤维素薄膜/乙酸纤维素膜/醋酸纤维素膜/醋纤膜/Cellulose acetate layer sheets2×8cm8×12cm
F0141PVDF膜/二氟化树脂膜/Polyvinylidene Fluoride Membrane0.45um
F0142尼龙膜N+/Hybond-N+0.45um
F0143封口膜/封口薄膜/Parafilm4″×125 ft
F0143-1封板膜/封板纸/Microplate Sealers专门封板用
F0144微孔滤膜(混纤)/Millipore filter,水相使用Φ13*0.22μ
F0150F型微孔滤膜/Millipore filter(F type),聚偏氟乙烯膜,有机相使用Φ13*0.45u
F0151透析用玻璃纸/Dialysis glassine paper1㎡/张
F0152优质铝箔纸/Pure aluminium-foil paper0.36×15m/转
F01533MM色谱层析滤纸/3MM滤纸/3MM色谱纸20x20cm
F0153-1大张滤纸/Large filter60*60cm.慢/中/快速(双圈)
F0154称量纸/Weigh paper75*75㎜
F0156定量滤纸/Quantitative filter paperФ18cm,中速(双圈)
F0157单道定时钟/单道定时器