氯酸镁

氯酸镁用途

用作棉花收获前的脱叶剂、小麦催熟剂、除莠剂、干燥剂。也用作医药品。 
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氯酸镁名称

[ CAS 号 ]:
10326-21-3

[ 中文名 ]:
氯酸镁

[ 英文名 ]:
magnesium chlorate

[英文别名 ]:

氯酸镁物理化学性质

[ 密度 ]:
1.8

[ 沸点 ]:
102-107 °C(lit.)

[ 熔点 ]:
35ºC

[ 分子式 ]:
Cl2MgO6

[ 分子量 ]:
191.20700

[ 闪点 ]:
175 °F

[ 精确质量 ]:
189.89200

[ PSA ]:
114.40000

[ LogP ]:
0.66620

[ 折射率 ]:
n20/D 1.488(lit.)

[ 储存条件 ]:
库房通风低温干燥,轻装轻卸,与有机物、还原剂、硫、磷易燃物分开存放

[ 水溶解性 ]:
不同温度(℃)时每100毫升水中的溶解克数: 114g/0℃;123g/10℃;135g/20℃;155g/30℃;178g/40℃ 242g/60℃;268g/90℃

氯酸镁MSDS

详细MSDS(安全技术说明书)

氯酸镁毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :
FO0175000
CHEMICAL NAME :
Chloric acid, magnesium salt
CAS REGISTRY NUMBER :
10326-21-3
LAST UPDATED :
199801
DATA ITEMS CITED :
11
MOLECULAR FORMULA :
Cl2-O6.Mg
MOLECULAR WEIGHT :
191.21
WISWESSER LINE NOTATION :
MG G-O3*2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
6348 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 48(4),68,1983
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1100 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Cardiac - other changes Lungs, Thorax, or Respiration - other changes
REFERENCE :
JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 35,1,1929
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intratracheal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
700 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
MZUZA8 Meditsinskii Zhurnal Uzbekistana. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) No.1- 1957- Volume(issue)/page/year: (9),26,1959
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
5235 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 48(4),68,1983
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intratracheal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
MZUZA8 Meditsinskii Zhurnal Uzbekistana. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) No.1- 1957- Volume(issue)/page/year: (9),26,1959
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
8660 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 48(4),68,1983
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - guinea pig
DOSE/DURATION :
1500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
MZUZA8 Meditsinskii Zhurnal Uzbekistana. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) No.1- 1957- Volume(issue)/page/year: (9),26,1959 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2 gm/kg/20D-I
TOXIC EFFECTS :
Brain and Coverings - other degenerative changes Liver - hepatitis (hepatocellular necrosis), diffuse Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
MZUZA8 Meditsinskii Zhurnal Uzbekistana. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) No.1- 1957- Volume(issue)/page/year: (9),26,1959 ** REPRODUCTIVE DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
508 mg/kg
SEX/DURATION :
female 1-20 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 48(4),68,1983 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 5 mg/m3 JAN 1993
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氯酸镁安全信息

[ 危害码 (欧洲) ]:
Xi

[ 风险声明 (欧洲) ]:
R36/37/38:Irritating to eyes, respiratory system and skin .

[ 安全声明 (欧洲) ]:
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice . S36:Wear suitable protective clothing .

[ 危险品运输编码 ]:
2723

[ WGK德国 ]:
3

[ 包装等级 ]:
II

[ 危险类别 ]:
5.1

氯酸镁制备

复分解法将氯酸钠饱和溶液加入调液器，预热至60～70℃，加入氯化钡除去溶液中铬酸盐后送人反应器中，并加卤块进行复分解反应。然后再加入氯化钡和高锰酸钾饱和溶液，除去由卤块带入的硫酸盐和亚铁盐，滤出沉淀物，把滤液蒸发至116～123℃时，析出大量氯化钠，立即趁热过滤除去，将滤液送入结晶器在35℃左右分离出未反应的氯酸钠。把氯酸镁精制液在140～145℃下蒸发浓缩后冷却，制得氯酸镁成品。其
2NaC1O3+MgC12·6H2O→Mg(C1O3)2·6H2O+2NaCl
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