滴定是基础化学实验操作,也是应用广泛的定量分析手段。滴定指通过两种溶液定量反应,根据已知溶液浓度及用量标定未知溶液浓度。
根据反应类型不同,滴定分为以下四种:品名 | CAS | 货号 |
---|---|---|
Litmus 石蕊 | 1393-92-6 | L0062 |
Methyl Orange, indicator 甲基橙 | 547-58-0 | 313050 |
Phenolphthalein, indicator 酚酞 | 77-09-8 | 152721 |
Sodium bicarbonate, 99.5%, for analysis 碳酸氢钠 | 144-55-8 | 907280 |
Sodium carbonate, 99.8%, for analysis 碳酸钠 | 497-19-8 | 993210 |
Sodium hydroxide solution, 0.1 M solution in water 氢氧化钠溶液 | 1310-73-2 | 984063 危化品 |
品名 | CAS | 货号 |
---|---|---|
1-(2-Pyridylazo)-2-naphthol, 90%, for analysis 1-(2-吡啶基偶氮)-2-萘酚 | 85-85-8 | 969978 |
3',4',5',6'-Tetrahydroxyspiro[benzo[[c][1,2]oxathiole-3,9'-xanthene] 1,1-dioxide | 32638-88-3 | AS-78335 |
4-(2-Pyridylazo)resorcinol, 95% 4-(2-吡啶偶氮)间苯二酚 | 1141-59-9 | 289448 |
8-Hydroxyquinoline, 99% 8-羟基喹啉 | 148-24-3 | 189789 |
AcidchromeblueK AcidchromeblueK | 3270-25-5 | ABC-B09025 |
Black T, indicator 铬黑 T | 1787-61-7 | 566400 |
Diethylenetriaminepentaacetic acid, 99% 二亚乙基三胺五乙酸 | 67-43-6 | 293477 |
Ethylenediaminetetraacetic acid, 99.5%, for analysis 乙二胺四乙酸 | 60-00-4 | 921257 |
Murexide, indicator, ACS reagent 紫脲酸胺 | 3051-09-0 | 254661 |
N,N,N',N'-Ethylenediaminetetrakis(methylenephosphonic acid), 98% N,N,N',N'-乙二胺四(亚甲基膦酸) | 1429-50-1 | 412301 |
Pyrocatechol Violet | 115-41-3 | F493804 |
Sulfosalicylic Acid 5-磺基水杨酸 | 97-05-2 | S699445 |
Triethanolamine, 99.3% 三乙醇胺 | 102-71-6 | 951164 |
Xylenol Orange 二甲酚橙 | 1202864-39-8 | B0477 |
品名 | CAS | 货号 |
---|---|---|
Iodine, 99.8%, for analysis 碘 | 7553-56-2 | 926876 |
Potassium iodide starch paper, 100 strips/case 碘化钾淀粉试纸 | / | 1477589 |
Sodium thiosulfate, 0.01M Standardized Solution 硫代硫酸钠 | 7772-98-7 | 993832 |
高锰酸钾容量分析用标准溶液 高锰酸钾容量分析用标准溶液 | 7722-64-7 | BW20015-0.1-W-20 |
重铬酸钾 重铬酸钾 | / | GBW(E)081609 |
品名 | CAS | 货号 |
---|---|---|
硝酸银容量分析用标准溶液 硝酸银容量分析用标准溶液 | 7761-88-8 | BW20022-0.1-W-500 |
重铬酸钾 重铬酸钾 | / | GBW(E)081609 |
2',7'-Dichlorofluorescein 2',7'-二氯荧光素 | 76-54-0 | 223219 |
4-Aminoazobenzene, 98% 4-氨基偶氮苯 | 60-09-3 | 466042 |
8-Hydroxy-1.3.6-pyrenetrisulfonic acid trisodium salt, 85% 8-羟基芘-1,3,6-三磺酸三钠盐 | 6358-69-6 | 494598 |
Bromophenol Blue, for analysis, Indicator 溴酚蓝 | 115-39-9 | 978967 |
Eosin Y disodium salt, dye content 85%, indicator 曙红Y二钠盐 | 17372-87-1 | 571461 |
Ethyl eosin 1G 标准品 | 6359-05-3 | NG-BS67-1G |
Fluorescein disodium salt 荧光素钠盐 | 518-47-8 | 487759 |
Rhodamine 6G, indicator 罗丹明 6G | 989-38-8 | 151183 |
Ammonium iron(III) sulfate dodecahydrate, 99%, for analysis 硫酸铁(III)铵 十二水合物 | 7783-83-7 | 956552 |
Ammonium thiocyanate, 98%, ACS reagent 硫氰酸铵 | 1762-95-4 | 966085 |
Nitrobenzene, 99%, for analysis 硝基苯 | 98-95-3 | 958173 危化品 |
Potassium thiocyanate, 98.5%, for analysis 硫氰酸钾 | 333-20-0 | 901161 |
品名 | CAS | 货号 |
---|---|---|
Erlenmeyer Flask 125mL ST #22 Stopper 锥形瓶125mL ST#22塞子 | / | LG-7790-106 |
Universal pH Indicator Paper, pH 0-14, pkg of 100 ea 广泛pH试纸 | / | 943819 |
Special pH Indicator Paper, pH 6.4-8.0, pkg of 100 ea 精密试纸 | / | 918892 |
Special pH Indicator Paper, pH 5.5-9.0, pkg of 100 ea 精密试纸 | / | 953390 |
Plastic graduated cylinder, capacity: 100 ml, 10 pcs/pack 塑料量筒 | / | 985822 |
Plastic graduated cylinder, capacity: 50 ml, 1 PAK=12 EA 塑料量筒 | / | 2742049 |
PTFE beaker, 100 ml 聚四氟乙烯烧杯 | / | 957765 |