草酸氢钾
草酸氢钾用途
容量分析用作标定标准溶液的基准物质。除去墨水渍点,洁净金属、木材等。
草酸氢钾名称
[ CAS 号 ]:
127-95-7
[ 中文名 ]:
草酸氢钾
[ 英文名 ]:
Potassium hydrogen oxalate
[中文别名 ]:
[英文别名 ]:
- EINECS 204-873-0
- Potassium hydrogen oxalate
- potassium,2-hydroxy-2-oxoacetate
- oxalic acid monopotassium salt
- Oxalic acid, monopotassium salt
- Ethanedioic acid, monopotassium salt
- Potassium bioxalate
- MFCD00036407
- ethanedioate, hydrogen potassium salt (1:1:1)
- Ethanedioic acid, potassium salt
草酸氢钾物理化学性质
[ 沸点 ]:
365.1ºC at 760 mmHg
[ 分子式 ]:
C2HKO4
[ 分子量 ]:
128.125
[ 闪点 ]:
188.8ºC
[ 精确质量 ]:
127.951195
[ PSA ]:
77.43000
[ 外观性状 ]:
白色结晶粉末
[ 蒸汽压 ]:
2.51E-06mmHg at 25°C
[ 储存条件 ]:
室温
[ 稳定性 ]:
Stable.
草酸氢钾MSDS
草酸氢钾毒性和生态
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- RO3600000
- CHEMICAL NAME :
- Oxalic acid, monopotassium salt
- CAS REGISTRY NUMBER :
- 127-95-7
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 7
- MOLECULAR FORMULA :
- C2-H-O4.K
- MOLECULAR WEIGHT :
- 128.13
- WISWESSER LINE NOTATION :
- QVVO &-KA-
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Human - woman
- DOSE/DURATION :
- 100 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Vascular - BP lowering not characterized in autonomic section Kidney, Ureter, Bladder - urine volume decreased
- REFERENCE :
- MMWOAU Muenchener Medicinische Wochenschrift. (Munich, Fed. Rep. Ger.) V.33-115, 1886-1973. Volume(issue)/page/year: 79,1481,1932
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Human - woman
- DOSE/DURATION :
- 660 mg/kg
- TOXIC EFFECTS :
- Gastrointestinal - nausea or vomiting Kidney, Ureter, Bladder - other changes in urine composition
- REFERENCE :
- MMWOAU Muenchener Medicinische Wochenschrift. (Munich, Fed. Rep. Ger.) V.33-115, 1886-1973. Volume(issue)/page/year: 79,1481,1932
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Human - woman
- DOSE/DURATION :
- 400 mg/kg
- TOXIC EFFECTS :
- Behavioral - fluid intake Vascular - BP elevation not characterized in autonomic section Gastrointestinal - nausea or vomiting
- REFERENCE :
- MMWOAU Muenchener Medicinische Wochenschrift. (Munich, Fed. Rep. Ger.) V.33-115, 1886-1973. Volume(issue)/page/year: 79,1481,1932
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Human - man
- DOSE/DURATION :
- 1071 mg/kg
- TOXIC EFFECTS :
- Behavioral - general anesthetic Gastrointestinal - changes in structure or function of esophagus Gastrointestinal - nausea or vomiting
- REFERENCE :
- MLDCAS Medecine Legale et Dommage Corporel. (Paris, France) V.1-7, 1968-74. Discontinued. Volume(issue)/page/year: 4,178,1971 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81946 No. of Facilities: 14 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 294 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81946 No. of Facilities: 349 (estimated) No. of Industries: 2 No. of Occupations: 3 No. of Employees: 2879 (estimated) No. of Female Employees: 1462 (estimated)
草酸氢钾安全信息
[ 危险品运输编码 ]:
2811
[ 包装等级 ]:
III
[ 危险类别 ]:
6.1(b)
草酸氢钾合成路线
草酸氢钾上下游产品
草酸氢钾上游产品
草酸氢钾下游产品
草酸氢钾制备
将12.6g二水合草酸(0.1mol)溶于300mL水中。用18.4g一水合草酸钾(0.1mol)溶于100mL水中。然后在3℃下将草酸钾水溶液加到草酸水溶液中,在0℃放置24h,析出的晶体即为草酸氢钾一水合物。
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产品详情:[Perfemiker]草酸氢钾,AR,99.0%
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相关化合物
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