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Magnesium hydroxide Structure

Magnesium hydroxide

Product NameMagnesium hydroxide

CAS1309-42-8

CBNumberCB0239262

MFH2MgO2

MW58.32

EINECS215-170-3

MDL NumberMFCD00011104

MOL File1309-42-8.mol

MSDS FileSDS

Chemical Properties

Melting point 350 °C (lit.)
Density  2,36 g/cm3
storage temp.  Room Temperature
solubility  5 M HCl: 0.1 M, clear, yellow
form  powder
Specific Gravity 2.36
color  White
Odor Odorless
PH Range 9.5 - 10.5
PH 10.4(1 mM solution);10.4(10 mM solution);10.4(100 mM solution)
Water Solubility  0.9 mg/100 mL (18 ºC)
Sensitive  Air Sensitive
λmax λ: 260 nm Amax: 0.030
λ: 280 nm Amax: 0.025
Merck  14,5670
Solubility Product Constant (Ksp) pKsp: 11.25
Stability Stable.
InChIKey VTHJTEIRLNZDEV-UHFFFAOYSA-L
CAS DataBase Reference 1309-42-8(CAS DataBase Reference)
NIST Chemistry Reference Magnesium hydroxide(1309-42-8)
EPA Substance Registry System Magnesium hydroxide (Mg(OH)2) (1309-42-8)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H315-H319-H335
Precautionary statements P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-37/39-24/25
WGK Germany  -
RTECS  OM3570000
3-9
TSCA  Yes
HS Code  28161000
Hazardous Substances Data 1309-42-8(Hazardous Substances Data)
Toxicity LD50 oral in rat: 8500mg/kg
NFPA 704:
0
2 0

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