magnesium dihydroxide

Modify Date: 2025-08-20 04:16:35

magnesium dihydroxide structure	Common Name	magnesium dihydroxide
	CAS Number	1309-42-8	Molecular Weight	58.320
	Density	2.36g/cm3	Boiling Point	100ºC at 760mmHg
	Molecular Formula	H₂MgO₂	Melting Point	350ºC ( Decomposes)
	MSDS	Chinese USA	Flash Point	will not burn
	Symbol	GHS07	Signal Word	Warning

Name	magnesium dihydroxide
Synonym	More Synonyms

Density	2.36g/cm3
Boiling Point	100ºC at 760mmHg
Melting Point	350ºC ( Decomposes)
Molecular Formula	H₂MgO₂
Molecular Weight	58.320
Flash Point	will not burn
Exact Mass	57.990520
PSA	40.46000
Stability	Stable.
Water Solubility	5 M HCl: 0.1 M, clear, yellow \| 0.9 mg/100 mL (18 ºC)

magnesium dihydroxide MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: OM3570000

CHEMICAL NAME :: Magnesium hydroxide

CAS REGISTRY NUMBER :: 1309-42-8

LAST UPDATED :: 199701

DATA ITEMS CITED :: 8

MOLECULAR FORMULA :: H2-Mg-O2

MOLECULAR WEIGHT :: 58.33

WISWESSER LINE NOTATION :: .MG..Q2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Human - infant

DOSE/DURATION :: 2747 mg/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity) Behavioral - coma Nutritional and Gross Metabolic - changes in chlorine

REFERENCE :: JTCTDW Journal of Toxicology, Clinical Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.19- 1982- Volume(issue)/page/year: 29,215,1991

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 8500 mg/kg

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

REFERENCE :: NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: -,1131,1990

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2780 mg/kg

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

REFERENCE :: NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: -,1131,1990

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 8500 mg/kg

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

REFERENCE :: NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: -,1131,1990

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 815 mg/kg

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

REFERENCE :: NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo, Japan) Volume(issue)/page/year: -,1131,1990 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 80447 No. of Facilities: 1664 (estimated) No. of Industries: 24 No. of Occupations: 23 No. of Employees: 41608 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 80447 No. of Facilities: 3970 (estimated) No. of Industries: 36 No. of Occupations: 55 No. of Employees: 114743 (estimated) No. of Female Employees: 43640 (estimated)

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	26-36-37/39
RIDADR	NONH for all modes of transport
WGK Germany	-
RTECS	OM3570000

oxygen

CAS#:80937-33-3

Magnesium

CAS#:7439-95-4

magnesium dihyd...

CAS#:1309-42-8

Literature: Journal of Physical Chemistry, , vol. 97, # 24 p. 6449 - 6456

Precursor 2
CAS#:80937-33-3 oxygen CAS#:7439-95-4 Magnesium
DownStream 0

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The aim of this work was to develop new mucoadhesive buccal patches containing an inorganic fluorinated compound, MgAl-F, intended for decay prevention. Firstly MgAl-F was synthesized and characterize...

Evaluation of enantiomeric purity of magnesium-L-aspartate dihydrate.

J. Pharm. Biomed. Anal. 102 , 100-9, (2014)

Magnesium supplementation in form of organic magnesium salts is a very popular practice. We examined the enantiomeric purity of "Magnesium aspartate dihydrate" monographed in the European Pharmacopeia...

A kinetic study of struvite precipitation recycling technology with NaOH/Mg(OH)2 addition.

Bioresour. Technol. 143 , 519-24, (2013)

Struvite precipitation recycling technology is received wide attention in removal ammonium and phosphate out of wastewater. While past study focused on process efficiency, and less on kinetics. The ki...

EINECS 215-170-3

MFCD00011104

magnesium,dihydroxide

Magnesium Hydroxide

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China
Product Name: magnesium dihydroxide
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China
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Magnesium hydroxide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
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Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: magnesium dihydroxide
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: magnesium dihydroxide
Price: ￥Inquiry/25kg
Purity: 99.0%
Delivery: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

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magnesium dihydroxide

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