Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Documentation status
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
Identity
CAS Number
7791-18-6
Chemical name
Magnesium chloride hexahydrate
Molecular formula
Cl2H12MgO6
Molecular weight
203.3 g/mol
Synonyms
MAGNESIUM CHLORIDE, HEXAHYDRATE; MAGNESIUM CHLORIDE HEXAHYDRATE [MI]; MAGNESIUM CHLORIDE HEXAHYDRATE [WHO-DD]; Magnesium chloride (MgCl2), hexahydrate; Magnesium dichloride hexahydrate; CCRIS 3494; Magnesium chloride (MgCl2) hydrate (1:6); Chlorure de magnesium hydrate; Magnesium chloride hydrate (MgCl2.6H2O); Chlorure de magnesium hydrate [French]; Cl2MgO6; Magnesium chloride.6H2O
InChIKey
DHRRIBDTHFBPNG-UHFFFAOYSA-L
PubChem CID
24644
Hazard / GHS Reference
Signal word
Warning
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H302, H315, H319, H335
Catalog reference cue; confirm supplier documentation before use.
Handling & PPE
- Use a P95 (US) or P1 (EU UK 143) particulate respirator if exposed to hazardous environments. For higher level protection, use an OV/AG/P99 (US) or ABEK-P2 (EU UK 143) gas filter. Respirators must be tested and approved by government standards such as NIOSH (US) or CEN (EU).
- Dispose of remaining and non-recyclable solutions to a licensed company. Contact a professional organization with a waste disposal license to handle this substance. Burn contaminated packaging in a chemical incinerator with combustion and washing capabilities. Contaminated packaging is to be disposed of as unused product.
First Aid / Accidental Release
- Do not give anything to an unconscious person. Rinse mouth with water. Consult a physician.
- If inhaled, move the patient to fresh air. If breathing stops, perform artificial respiration. Consult a physician.
- Rinse with plenty of water for at least 15 minutes and consult a physician.
- Wash with soap and plenty of water. Consult a physician.
- Use personal protective equipment. Avoid dust generation. Avoid inhalation of vapors, mist or gas. Ensure adequate ventilation. Evacuate personnel to a safe area. Avoid inhalation of dust. See
- Do not allow the product to enter the sewer.
- Dispose of remaining and non-recyclable solutions to a licensed company. Contact a professional organization with a waste disposal license to handle this substance. Burn contaminated packaging in a chemical incinerator with combustion and washing capabilities. Contaminated packaging is to be disposed of as unused product.
Firefighting / Stability
- Reactivity
Physical and Chemical Reference
Appearance
Deliquescent solid; [Merck Index] White odorless crystals; [Great Salt Lake Minerals MSDS]
Catalog reference value; verify against supplier SDS before use.
Density
1.59 g/cm³
Catalog reference value; verify against supplier SDS before use.
Transport / Shipment Review
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.
- Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.