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
10043-35-3
Chemical name
Boric Acid
Molecular formula
BH3O3
Molecular weight
61.84 g/mol
Synonyms
Orthoboric acid; Boracic acid; Borofax; Boric acid (H3BO3); Boron hydroxide; Boron trihydroxide; Basilit B; Three Elephant
InChIKey
KGBXLFKZBHKPEV-UHFFFAOYSA-N
PubChem CID
7628
Hazard / GHS Reference
Signal word
Danger
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H303, H315, H319, H335, H360, H370, H372, H402
Catalog reference cue; confirm supplier documentation before use.
Handling & PPE
Handling and PPE reference fields are not available in the current MolGraph catalog record.
First Aid / Accidental Release
First aid and accidental release reference fields are not available in the current MolGraph catalog record.
Firefighting / Stability
Firefighting and stability reference fields are not available in the current MolGraph catalog record.
Physical and Chemical Reference
Appearance
Boric acid is an odorless white solid. Melting point 171 °C. Sinks and mixes with water. (USCG, 1999)
Catalog reference value; verify against supplier SDS before use.
Melting Point
170.9–171.11 °C
Catalog reference value; verify against supplier SDS before use.
Boiling Point
300.0 °C
Catalog reference value; verify against supplier SDS before use.
pKa
5.8
Catalog reference value; verify against supplier SDS before use.
Refractive Index
1.337
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.