Magnesium hydrogen phosphate

  • Monomagnesium phosphate
  • Dibasic magnesium phosphate
  • Phosphoric acid, magnesium salt (1:1)
Formula
MgHPO4
Structure
Description
White crystalline powder.

Registry Numbers and Inventories.
CAS
7757-86-0
EC (EINECS/ELINCS)
231-823-5
Merck
12,5718
Swiss Giftliste 1
G-8088
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
HMgO4P
Formula mass
120.28
Density
2.13 g/cm3
Solubility in water
Slightly soluble

Hazards and Protection.
Storage
Keep container tightly closed. Suitable for any general chemical storage area.
Protection
Wear protective gloves and clean body-covering clothing. Use chemical safety goggles and/or full face shield where dusting or splashing of solutions is possible.
Respirators
or emergencies, or instances where the exposure levels are not known, use a full-facepiece positive-pressure, air-supplied respirator. WARNING: Air purifying respirators do not protect workers in oxygen-deficient atmospheres.
Stability
Stable under ordinary conditions of use and storage.

Fire.
Fire fighting
Use extinguishing media appropriate for surrounding fire. Wear full protective clothing and NIOSH-approved self-contained breathing apparatus with full facepiece operated in the pressure demand or other positive pressure mode.
Fire potential
Not expected to be a fire hazard.
Health
1
 
Flammability
0
 
 
Reactivity
1
 

Health.
Poison_Class
5
Exposure effects

First aid
 
   Ingestion
If large amounts were swallowed, give water to drink and get medical advice.
   Inhalation
If a person breathes in large amounts, move the exposed person to fresh air.
   Skin
In case of contact, immediately wash skin with plenty of soap and water for at least 15 minutes.
   Eyes
In case of eye contact, immediately flush with plenty of water for at least 15 minutes

Transport.