基本信息
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酒石酸氢钾
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868-14-4
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重酒石酸钾;酸性酒石酸钾;2,3-二羟基-(R-(R*,R*))-丁二酸单钾盐;酒石酸钾;L-酒石酸氢钾
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C4H6O6.K
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188.17
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Butanedioic acid,2,3-dihydroxy- (2R,3R)-, potassium salt (1:1)
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212-769-1
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1.954g/mLat 25°C(lit.)
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Butanedioicacid, 2,3-dihydroxy- (2R,3R)-, monopotassium salt (9CI); Butanedioic acid,2,3-dihydroxy-[R-(R*,R*)]-, monopotassium salt; Tartaric acid, monopotassiumsalt (8CI); Acid potassium tartrate; Cream of tartar; Cremor tartari; Faccla;Faccula; Faecla; Faecula; Monopotassium tartrate; NSC 155080; Potassium acidtartrate; Potassium bitartrate; Potassium hydrogen L(+)-tartrate; Potassiumhydrogen tartrate; Potassium hydrotartrate; Potassium tartrate (KHC4H4O6);Tartar; Tartar cream
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210℃
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267°C (dec.)
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318℃[at 101 325 Pa]
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详细信息
Cas号 868-14-4 MDL号: MFCD00065392
Beilstein 号 6119985 EINECS: 212-769-1
分子式 C4H5KO6； KO2CCH(OH)CH(OH)CO2H
分子量 188.18
别名 酒石酸氢钾Potassium bitartrate
无色或白色结晶性粉末。味酸。1g溶于162ml水、16ml沸水、8820ml乙醇。易溶于象酸、碱溶液和硼砂溶液,能溶于沸水,稍溶于冷水,极微溶于醇。
密度:1.948 项目ltem分析纯化学纯
(AR)(CP)
含量(C4H5KO6),%≥99.599.0
澄清度试验Clarity合格合格
盐酸不溶物Insoluble matter in
hydrochloric acid,%≤0.0050.01
氯化物(Cl)Chloride,% ≤0.0010.003
硫酸盐(SO4)Sulfale,% ≤0.0050.01
磷酸盐(PO4)Phosphate,% ≤0.002 --
铵盐(NH4)Ammonium,%≤0.0050.01
钠(Na)Sodium,% ≤0.02--
铁(Fe)Iron,% ≤0.0010.005
重金属(以Pb计)Heavy metals,% ≤0.0010.005
ACS级
项目名称 ACS Grade
含量(C4H5KO6)Assay 99.0-101.0%
氨水不溶物Insoluble matter in ammonium hydroxide ≤0.005%
氯化物(Cl)Chloride ≤0.005%
铵盐(NH4)Ammonium≤0.01%
硫酸盐(SO4)Sulfate ≤0.01%
钙(Ca)Calcium≤0.05%
钠(Na)Sodium ≤0.05%
重金属(以Pb计)Heavy metals ≤0.001%
铁(Fe)Iron ≤0.002%
基准试剂PT
纯度Assay: 99.95-100.05%密封保存。
产品用途 容量分析试剂。缓冲剂。制造酒石酸盐,焙粉。
