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L-谷氨酸钾盐

L-谷氨酸钾盐用途

调味剂、代盐剂。按FAO/WHO规定可用于方便食品中的肉汤和汤类，最高允许用量为10g/kg(单用或与其他谷氨酸及其盐类合用量)。
EEC用于无钠调味品。

L-谷氨酸钾盐名称

[ CAS 号 ]:
19473-49-5

[ 中文名 ]:
L-谷氨酸－钾

[ 英文名 ]:
Potassium 5-oxido-5-oxo-L-norvaline

[中文别名 ]:

L-谷氨酸单甲盐酸盐

[英文别名 ]:

MONOPOTASSIUM GLUTAMATE
MPG
Kaglutam
L-Glutamic acid, potassium salt (1:1)
EINECS 243-094-0
potassiumglutaminate
POTASSIUMHYDROGENL-GLUTAMATE
POTASSIUM GLUTAMATE
POTASSIUML-GLUTAMATE1-HYDRATE
L-GLUTAMICACIDMONOPOTASSIUMSALT

L-谷氨酸钾盐物理化学性质

[ 沸点 ]:
333.8ºC at 760 mmHg

[ 分子式 ]:
C₅H₈KNO₄

[ 分子量 ]:
185.220

[ 闪点 ]:
155.7ºC

[ 精确质量 ]:
185.009033

[ PSA ]:
103.45000

[ 外观性状 ]:
白色粉末

[ 储存条件 ]:
-20°C，密闭，干燥

L-谷氨酸钾盐毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: MA1430000

CHEMICAL NAME :: Glutamic acid, monopotassium salt, L-

CAS REGISTRY NUMBER :: 19473-49-5

LAST UPDATED :: 199701

DATA ITEMS CITED :: 7

MOLECULAR FORMULA :: C5-H8-N-O4.K

MOLECULAR WEIGHT :: 185.24

WISWESSER LINE NOTATION :: QV2YZVO &-KA-

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Human

DOSE/DURATION :: 57 mg/kg

TOXIC EFFECTS :: Behavioral - headache

REFERENCE :: SCIEAS Science. (American Assoc. for the Advancement of Science, 1333 H St., NW, Washington, DC 20005) V.1- 1895- Volume(issue)/page/year: 163,826,1969

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 4500 mg/kg

TOXIC EFFECTS :: Nutritional and Gross Metabolic - changes in phosphorus Nutritional and Gross Metabolic - other changes

REFERENCE :: FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 42,274,1979

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2400 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FRZKAP Farmatsevtichnii Zhurnal (Kiev). (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.3- 1930- Volume(issue)/page/year: (5),70,1987

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Unreported

SPECIES OBSERVED :: Mammal - species unspecified

DOSE/DURATION :: 4500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: RPTOAN Russian Pharmacology and Toxicology (English Translation). Translation of FATOAO. (Euromed Pub., 33, Woodlands Rd., Surbiton, Surrey, UK) V.30- 1967- Volume(issue)/page/year: 42,115,1979 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4310 No. of Facilities: 35 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 2117 (estimated) No. of Female Employees: 1412 (estimated)

L-谷氨酸钾盐安全信息

[ 安全声明 (欧洲) ]:
S22-S24/25

[ WGK德国 ]:
2

[ RTECS号 ]:
MA1450000

[ 海关编码 ]:
2922509090

L-谷氨酸钾盐制备

由发酵法所得L-谷氨酸，与氢氧化钾或碳酸钾中和、脱色、结晶精制而得。

L-谷氨酸钾盐海关

[ 海关编码 ]: 2922509090

[ 中文概述 ]:
2922509090. 其他氨基醇酚、氨基酸酚及其他含氧基氨基化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件：AB. 最惠国关税:6.5%. 普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 乙醇胺及其盐应报明色度, 乙醇胺及其盐应报明包装

[ 监管条件 ]: A.入境货物通关单 B.出境货物通关单

[ 检验检疫 ]: R.进口食品卫生监督检验 S.出口食品卫生监督检验

[ Summary ]:
2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%